MAYO CLINIC has sponsored the creation of one or more 401k plans.
| Measure | Date | Value |
|---|
| 2022: MAYO PENSION PLAN 2022 401k membership |
|---|
| Market value of plan assets | 2022-12-31 | 12,063,877,926 |
| Acturial value of plan assets | 2022-12-31 | 12,063,877,926 |
| Funding target for retired participants and beneficiaries receiving payment | 2022-12-31 | 1,975,708,888 |
| Number of terminated vested participants | 2022-12-31 | 6,709 |
| Fundng target for terminated vested participants | 2022-12-31 | 341,727,629 |
| Active participant vested funding target | 2022-12-31 | 4,044,023,690 |
| Number of active participants | 2022-12-31 | 66,434 |
| Total funding liabilities for active participants | 2022-12-31 | 5,569,516,694 |
| Total participant count | 2022-12-31 | 81,379 |
| Total funding target for all participants | 2022-12-31 | 7,886,953,211 |
| Balance at beginning of prior year after applicable adjustments | 2022-12-31 | 567,136,607 |
| Prefunding balance at beginning of prior year after applicable adjustments | 2022-12-31 | 0 |
| Carryover balanced portion elected for use to offset prior years funding requirement | 2022-12-31 | 0 |
| Prefunding balanced used to offset prior years funding requirement | 2022-12-31 | 0 |
| Amount remaining of carryover balance | 2022-12-31 | 567,136,607 |
| Amount remaining of prefunding balance | 2022-12-31 | 0 |
| Present value of excess contributions | 2022-12-31 | 282,925,271 |
| Total available prior years excess cotributions available at beginning of current plan year to add to prefunding balance | 2022-12-31 | 299,250,059 |
| Total available prior years excess cotributions added at beginning of current plan year to add to prefunding balance | 2022-12-31 | 0 |
| Reductions in caryover balances due to elections or deemed elections | 2022-12-31 | 0 |
| Reductions in prefunding balances due to elections or deemed elections | 2022-12-31 | 0 |
| Balance of carryovers at beginning of current year | 2022-12-31 | 665,552,629 |
| Balance of prefunding at beginning of current year | 2022-12-31 | 0 |
| Total employer contributions | 2022-12-31 | 263,415,000 |
| Total employee contributions | 2022-12-31 | 0 |
| Contributions allocated toward unpaid minimum require contributions from prior years | 2022-12-31 | 0 |
| Contributions made to avoid restrictions adjusted to valuation date | 2022-12-31 | 0 |
| Contributions allocated toward minimum required contributions for current year adjusted to valuation date | 2022-12-31 | 241,921,332 |
| Unpaid minimum required contributions for all prior years | 2022-12-31 | 0 |
| iDiscounted employer contributions allocated toward unpaid minimum required contributions from prior years | 2022-12-31 | 0 |
| Remaining amount of unpaid minimum required contributions | 2022-12-31 | 0 |
| Minimum required contributions for current year target normal cost | 2022-12-31 | 354,542,218 |
| Net shortfall amortization installment of oustanding balance | 2022-12-31 | 0 |
| Waiver amortization installment | 2022-12-31 | 0 |
| Total funding amount beforereflecting carryover/prefunding balances | 2022-12-31 | 0 |
| Carryover balance elected to use to offset funding requirement | 2022-12-31 | 0 |
| Prefunding balance elected to use to offset funding requirement | 2022-12-31 | 0 |
| Additional cash requirement | 2022-12-31 | 0 |
| Contributions allocatedtoward minimum required contributions for current year | 2022-12-31 | 241,921,332 |
| Unpaid minimum required contributions for current year | 2022-12-31 | 0 |
| Unpaid minimum required contributions for all years | 2022-12-31 | 0 |
| Total participants, beginning-of-year | 2022-01-01 | 81,367 |
| Total number of active participants reported on line 7a of the Form 5500 | 2022-01-01 | 69,154 |
| Number of retired or separated participants receiving benefits | 2022-01-01 | 8,026 |
| Number of other retired or separated participants entitled to future benefits | 2022-01-01 | 7,881 |
| Total of all active and inactive participants | 2022-01-01 | 85,061 |
| Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits | 2022-01-01 | 502 |
| Total participants | 2022-01-01 | 85,563 |
| Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested | 2022-01-01 | 3,205 |
| 2021: MAYO PENSION PLAN 2021 401k membership |
|---|
| Market value of plan assets | 2021-12-31 | 10,868,857,589 |
| Acturial value of plan assets | 2021-12-31 | 10,868,857,589 |
| Funding target for retired participants and beneficiaries receiving payment | 2021-12-31 | 1,873,048,382 |
| Number of terminated vested participants | 2021-12-31 | 5,665 |
| Fundng target for terminated vested participants | 2021-12-31 | 317,305,938 |
| Active participant vested funding target | 2021-12-31 | 3,912,345,701 |
| Number of active participants | 2021-12-31 | 64,503 |
| Total funding liabilities for active participants | 2021-12-31 | 5,370,572,050 |
| Total participant count | 2021-12-31 | 78,070 |
| Total funding target for all participants | 2021-12-31 | 7,560,926,370 |
| Balance at beginning of prior year after applicable adjustments | 2021-12-31 | 490,939,546 |
| Prefunding balance at beginning of prior year after applicable adjustments | 2021-12-31 | 0 |
| Carryover balanced portion elected for use to offset prior years funding requirement | 2021-12-31 | 0 |
| Prefunding balanced used to offset prior years funding requirement | 2021-12-31 | 0 |
| Amount remaining of carryover balance | 2021-12-31 | 490,939,546 |
| Amount remaining of prefunding balance | 2021-12-31 | 0 |
| Present value of excess contributions | 2021-12-31 | 520,552,246 |
| Total available prior years excess cotributions available at beginning of current plan year to add to prefunding balance | 2021-12-31 | 549,651,117 |
| Total available prior years excess cotributions added at beginning of current plan year to add to prefunding balance | 2021-12-31 | 0 |
| Reductions in caryover balances due to elections or deemed elections | 2021-12-31 | 0 |
| Reductions in prefunding balances due to elections or deemed elections | 2021-12-31 | 0 |
| Balance of carryovers at beginning of current year | 2021-12-31 | 567,136,607 |
| Balance of prefunding at beginning of current year | 2021-12-31 | 0 |
| Total employer contributions | 2021-12-31 | 304,906,000 |
| Total employee contributions | 2021-12-31 | 0 |
| Contributions allocated toward unpaid minimum require contributions from prior years | 2021-12-31 | 0 |
| Contributions made to avoid restrictions adjusted to valuation date | 2021-12-31 | 0 |
| Contributions allocated toward minimum required contributions for current year adjusted to valuation date | 2021-12-31 | 282,925,271 |
| Unpaid minimum required contributions for all prior years | 2021-12-31 | 0 |
| iDiscounted employer contributions allocated toward unpaid minimum required contributions from prior years | 2021-12-31 | 0 |
| Remaining amount of unpaid minimum required contributions | 2021-12-31 | 0 |
| Minimum required contributions for current year target normal cost | 2021-12-31 | 319,191,774 |
| Net shortfall amortization installment of oustanding balance | 2021-12-31 | 0 |
| Waiver amortization installment | 2021-12-31 | 0 |
| Total funding amount beforereflecting carryover/prefunding balances | 2021-12-31 | 0 |
| Carryover balance elected to use to offset funding requirement | 2021-12-31 | 0 |
| Prefunding balance elected to use to offset funding requirement | 2021-12-31 | 0 |
| Additional cash requirement | 2021-12-31 | 0 |
| Contributions allocatedtoward minimum required contributions for current year | 2021-12-31 | 282,925,271 |
| Unpaid minimum required contributions for current year | 2021-12-31 | 0 |
| Unpaid minimum required contributions for all years | 2021-12-31 | 0 |
| Total participants, beginning-of-year | 2021-01-01 | 78,061 |
| Total number of active participants reported on line 7a of the Form 5500 | 2021-01-01 | 66,429 |
| Number of retired or separated participants receiving benefits | 2021-01-01 | 7,796 |
| Number of other retired or separated participants entitled to future benefits | 2021-01-01 | 6,659 |
| Total of all active and inactive participants | 2021-01-01 | 80,884 |
| Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits | 2021-01-01 | 478 |
| Total participants | 2021-01-01 | 81,362 |
| Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested | 2021-01-01 | 2,726 |
| 2020: MAYO PENSION PLAN 2020 401k membership |
|---|
| Market value of plan assets | 2020-12-31 | 9,550,715,467 |
| Acturial value of plan assets | 2020-12-31 | 9,550,715,467 |
| Funding target for retired participants and beneficiaries receiving payment | 2020-12-31 | 1,842,655,067 |
| Number of terminated vested participants | 2020-12-31 | 5,244 |
| Fundng target for terminated vested participants | 2020-12-31 | 302,296,641 |
| Active participant vested funding target | 2020-12-31 | 3,972,536,875 |
| Number of active participants | 2020-12-31 | 63,104 |
| Total funding liabilities for active participants | 2020-12-31 | 5,437,897,341 |
| Total participant count | 2020-12-31 | 75,908 |
| Total funding target for all participants | 2020-12-31 | 7,582,849,049 |
| Balance at beginning of prior year after applicable adjustments | 2020-12-31 | 428,043,930 |
| Prefunding balance at beginning of prior year after applicable adjustments | 2020-12-31 | 0 |
| Carryover balanced portion elected for use to offset prior years funding requirement | 2020-12-31 | 0 |
| Prefunding balanced used to offset prior years funding requirement | 2020-12-31 | 0 |
| Amount remaining of carryover balance | 2020-12-31 | 428,043,930 |
| Amount remaining of prefunding balance | 2020-12-31 | 0 |
| Present value of excess contributions | 2020-12-31 | 506,590,813 |
| Total available prior years excess cotributions available at beginning of current plan year to add to prefunding balance | 2020-12-31 | 535,669,126 |
| Total available prior years excess cotributions added at beginning of current plan year to add to prefunding balance | 2020-12-31 | 0 |
| Reductions in caryover balances due to elections or deemed elections | 2020-12-31 | 0 |
| Reductions in prefunding balances due to elections or deemed elections | 2020-12-31 | 0 |
| Balance of carryovers at beginning of current year | 2020-12-31 | 490,939,546 |
| Balance of prefunding at beginning of current year | 2020-12-31 | 0 |
| Total employer contributions | 2020-12-31 | 559,818,000 |
| Total employee contributions | 2020-12-31 | 0 |
| Contributions allocated toward unpaid minimum require contributions from prior years | 2020-12-31 | 0 |
| Contributions made to avoid restrictions adjusted to valuation date | 2020-12-31 | 0 |
| Contributions allocated toward minimum required contributions for current year adjusted to valuation date | 2020-12-31 | 520,552,246 |
| Unpaid minimum required contributions for all prior years | 2020-12-31 | 0 |
| iDiscounted employer contributions allocated toward unpaid minimum required contributions from prior years | 2020-12-31 | 0 |
| Remaining amount of unpaid minimum required contributions | 2020-12-31 | 0 |
| Minimum required contributions for current year target normal cost | 2020-12-31 | 316,137,935 |
| Net shortfall amortization installment of oustanding balance | 2020-12-31 | 0 |
| Waiver amortization installment | 2020-12-31 | 0 |
| Total funding amount beforereflecting carryover/prefunding balances | 2020-12-31 | 0 |
| Carryover balance elected to use to offset funding requirement | 2020-12-31 | 0 |
| Prefunding balance elected to use to offset funding requirement | 2020-12-31 | 0 |
| Additional cash requirement | 2020-12-31 | 0 |
| Contributions allocatedtoward minimum required contributions for current year | 2020-12-31 | 520,552,246 |
| Unpaid minimum required contributions for current year | 2020-12-31 | 0 |
| Unpaid minimum required contributions for all years | 2020-12-31 | 0 |
| Total participants, beginning-of-year | 2020-01-01 | 75,897 |
| Total number of active participants reported on line 7a of the Form 5500 | 2020-01-01 | 64,478 |
| Number of retired or separated participants receiving benefits | 2020-01-01 | 7,486 |
| Number of other retired or separated participants entitled to future benefits | 2020-01-01 | 5,635 |
| Total of all active and inactive participants | 2020-01-01 | 77,599 |
| Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits | 2020-01-01 | 437 |
| Total participants | 2020-01-01 | 78,036 |
| Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested | 2020-01-01 | 1,935 |
| 2019: MAYO PENSION PLAN 2019 401k membership |
|---|
| Market value of plan assets | 2019-12-31 | 8,307,995,454 |
| Acturial value of plan assets | 2019-12-31 | 8,307,995,454 |
| Funding target for retired participants and beneficiaries receiving payment | 2019-12-31 | 1,735,163,411 |
| Number of terminated vested participants | 2019-12-31 | 5,866 |
| Fundng target for terminated vested participants | 2019-12-31 | 276,306,852 |
| Active participant vested funding target | 2019-12-31 | 3,858,054,424 |
| Number of active participants | 2019-12-31 | 61,203 |
| Total funding liabilities for active participants | 2019-12-31 | 5,082,667,985 |
| Total participant count | 2019-12-31 | 74,220 |
| Total funding target for all participants | 2019-12-31 | 7,094,138,248 |
| Balance at beginning of prior year after applicable adjustments | 2019-12-31 | 431,987,928 |
| Prefunding balance at beginning of prior year after applicable adjustments | 2019-12-31 | 0 |
| Carryover balanced portion elected for use to offset prior years funding requirement | 2019-12-31 | 0 |
| Prefunding balanced used to offset prior years funding requirement | 2019-12-31 | 0 |
| Amount remaining of carryover balance | 2019-12-31 | 431,987,928 |
| Amount remaining of prefunding balance | 2019-12-31 | 0 |
| Present value of excess contributions | 2019-12-31 | 306,560,449 |
| Total available prior years excess cotributions available at beginning of current plan year to add to prefunding balance | 2019-12-31 | 324,647,515 |
| Total available prior years excess cotributions added at beginning of current plan year to add to prefunding balance | 2019-12-31 | 0 |
| Reductions in caryover balances due to elections or deemed elections | 2019-12-31 | 0 |
| Reductions in prefunding balances due to elections or deemed elections | 2019-12-31 | 0 |
| Balance of carryovers at beginning of current year | 2019-12-31 | 428,043,930 |
| Balance of prefunding at beginning of current year | 2019-12-31 | 0 |
| Total employer contributions | 2019-12-31 | 548,540,301 |
| Total employee contributions | 2019-12-31 | 0 |
| Contributions allocated toward unpaid minimum require contributions from prior years | 2019-12-31 | 0 |
| Contributions made to avoid restrictions adjusted to valuation date | 2019-12-31 | 0 |
| Contributions allocated toward minimum required contributions for current year adjusted to valuation date | 2019-12-31 | 506,590,813 |
| Unpaid minimum required contributions for all prior years | 2019-12-31 | 0 |
| iDiscounted employer contributions allocated toward unpaid minimum required contributions from prior years | 2019-12-31 | 0 |
| Remaining amount of unpaid minimum required contributions | 2019-12-31 | 0 |
| Minimum required contributions for current year target normal cost | 2019-12-31 | 305,973,303 |
| Net shortfall amortization installment of oustanding balance | 2019-12-31 | 0 |
| Waiver amortization installment | 2019-12-31 | 0 |
| Total funding amount beforereflecting carryover/prefunding balances | 2019-12-31 | 0 |
| Carryover balance elected to use to offset funding requirement | 2019-12-31 | 0 |
| Prefunding balance elected to use to offset funding requirement | 2019-12-31 | 0 |
| Additional cash requirement | 2019-12-31 | 0 |
| Contributions allocatedtoward minimum required contributions for current year | 2019-12-31 | 506,590,813 |
| Unpaid minimum required contributions for current year | 2019-12-31 | 0 |
| Unpaid minimum required contributions for all years | 2019-12-31 | 0 |
| Total participants, beginning-of-year | 2019-01-01 | 74,208 |
| Total number of active participants reported on line 7a of the Form 5500 | 2019-01-01 | 63,103 |
| Number of retired or separated participants receiving benefits | 2019-01-01 | 7,149 |
| Number of other retired or separated participants entitled to future benefits | 2019-01-01 | 5,216 |
| Total of all active and inactive participants | 2019-01-01 | 75,468 |
| Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits | 2019-01-01 | 428 |
| Total participants | 2019-01-01 | 75,896 |
| Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested | 2019-01-01 | 1,898 |
| 2018: MAYO PENSION PLAN 2018 401k membership |
|---|
| Market value of plan assets | 2018-12-31 | 8,581,869,202 |
| Acturial value of plan assets | 2018-12-31 | 8,581,869,202 |
| Funding target for retired participants and beneficiaries receiving payment | 2018-12-31 | 1,637,396,514 |
| Number of terminated vested participants | 2018-12-31 | 5,354 |
| Fundng target for terminated vested participants | 2018-12-31 | 246,783,557 |
| Active participant vested funding target | 2018-12-31 | 3,722,065,362 |
| Number of active participants | 2018-12-31 | 56,989 |
| Total funding liabilities for active participants | 2018-12-31 | 4,813,342,129 |
| Total participant count | 2018-12-31 | 69,108 |
| Total funding target for all participants | 2018-12-31 | 6,697,522,200 |
| Balance at beginning of prior year after applicable adjustments | 2018-12-31 | 377,191,953 |
| Prefunding balance at beginning of prior year after applicable adjustments | 2018-12-31 | 0 |
| Carryover balanced portion elected for use to offset prior years funding requirement | 2018-12-31 | 0 |
| Prefunding balanced used to offset prior years funding requirement | 2018-12-31 | 0 |
| Amount remaining of carryover balance | 2018-12-31 | 377,191,953 |
| Amount remaining of prefunding balance | 2018-12-31 | 0 |
| Present value of excess contributions | 2018-12-31 | 407,624,988 |
| Total available prior years excess cotributions available at beginning of current plan year to add to prefunding balance | 2018-12-31 | 432,408,587 |
| Total available prior years excess cotributions added at beginning of current plan year to add to prefunding balance | 2018-12-31 | 0 |
| Reductions in caryover balances due to elections or deemed elections | 2018-12-31 | 0 |
| Reductions in prefunding balances due to elections or deemed elections | 2018-12-31 | 0 |
| Balance of carryovers at beginning of current year | 2018-12-31 | 431,987,928 |
| Balance of prefunding at beginning of current year | 2018-12-31 | 0 |
| Total employer contributions | 2018-12-31 | 335,149,505 |
| Total employee contributions | 2018-12-31 | 0 |
| Contributions allocated toward unpaid minimum require contributions from prior years | 2018-12-31 | 0 |
| Contributions made to avoid restrictions adjusted to valuation date | 2018-12-31 | 0 |
| Contributions allocated toward minimum required contributions for current year adjusted to valuation date | 2018-12-31 | 306,560,449 |
| Unpaid minimum required contributions for all prior years | 2018-12-31 | 0 |
| iDiscounted employer contributions allocated toward unpaid minimum required contributions from prior years | 2018-12-31 | 0 |
| Remaining amount of unpaid minimum required contributions | 2018-12-31 | 0 |
| Minimum required contributions for current year target normal cost | 2018-12-31 | 270,401,367 |
| Net shortfall amortization installment of oustanding balance | 2018-12-31 | 0 |
| Waiver amortization installment | 2018-12-31 | 0 |
| Total funding amount beforereflecting carryover/prefunding balances | 2018-12-31 | 0 |
| Carryover balance elected to use to offset funding requirement | 2018-12-31 | 0 |
| Prefunding balance elected to use to offset funding requirement | 2018-12-31 | 0 |
| Additional cash requirement | 2018-12-31 | 0 |
| Contributions allocatedtoward minimum required contributions for current year | 2018-12-31 | 306,560,449 |
| Unpaid minimum required contributions for current year | 2018-12-31 | 0 |
| Unpaid minimum required contributions for all years | 2018-12-31 | 0 |
| Total participants, beginning-of-year | 2018-01-01 | 69,096 |
| Total number of active participants reported on line 7a of the Form 5500 | 2018-01-01 | 61,141 |
| Number of retired or separated participants receiving benefits | 2018-01-01 | 6,750 |
| Number of other retired or separated participants entitled to future benefits | 2018-01-01 | 5,846 |
| Total of all active and inactive participants | 2018-01-01 | 73,737 |
| Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits | 2018-01-01 | 409 |
| Total participants | 2018-01-01 | 74,146 |
| Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested | 2018-01-01 | 1,541 |
| 2017: MAYO PENSION PLAN 2017 401k membership |
|---|
| Market value of plan assets | 2017-12-31 | 7,560,540,814 |
| Acturial value of plan assets | 2017-12-31 | 7,560,540,814 |
| Funding target for retired participants and beneficiaries receiving payment | 2017-12-31 | 1,490,686,331 |
| Number of terminated vested participants | 2017-12-31 | 5,900 |
| Fundng target for terminated vested participants | 2017-12-31 | 233,525,454 |
| Active participant vested funding target | 2017-12-31 | 3,332,556,513 |
| Number of active participants | 2017-12-31 | 58,209 |
| Total funding liabilities for active participants | 2017-12-31 | 4,314,719,837 |
| Total participant count | 2017-12-31 | 70,593 |
| Total funding target for all participants | 2017-12-31 | 6,038,931,622 |
| Balance at beginning of prior year after applicable adjustments | 2017-12-31 | 359,099,508 |
| Prefunding balance at beginning of prior year after applicable adjustments | 2017-12-31 | 0 |
| Carryover balanced portion elected for use to offset prior years funding requirement | 2017-12-31 | 0 |
| Prefunding balanced used to offset prior years funding requirement | 2017-12-31 | 0 |
| Amount remaining of carryover balance | 2017-12-31 | 359,099,508 |
| Amount remaining of prefunding balance | 2017-12-31 | 0 |
| Present value of excess contributions | 2017-12-31 | 466,164,055 |
| Total available prior years excess cotributions available at beginning of current plan year to add to prefunding balance | 2017-12-31 | 495,345,925 |
| Total available prior years excess cotributions added at beginning of current plan year to add to prefunding balance | 2017-12-31 | 0 |
| Reductions in caryover balances due to elections or deemed elections | 2017-12-31 | 0 |
| Reductions in prefunding balances due to elections or deemed elections | 2017-12-31 | 0 |
| Balance of carryovers at beginning of current year | 2017-12-31 | 377,162,213 |
| Balance of prefunding at beginning of current year | 2017-12-31 | 0 |
| Total employer contributions | 2017-12-31 | 440,191,936 |
| Total employee contributions | 2017-12-31 | 0 |
| Contributions allocated toward unpaid minimum require contributions from prior years | 2017-12-31 | 0 |
| Contributions made to avoid restrictions adjusted to valuation date | 2017-12-31 | 0 |
| Contributions allocated toward minimum required contributions for current year adjusted to valuation date | 2017-12-31 | 407,624,988 |
| Unpaid minimum required contributions for all prior years | 2017-12-31 | 0 |
| iDiscounted employer contributions allocated toward unpaid minimum required contributions from prior years | 2017-12-31 | 0 |
| Remaining amount of unpaid minimum required contributions | 2017-12-31 | 0 |
| Minimum required contributions for current year target normal cost | 2017-12-31 | 242,197,968 |
| Net shortfall amortization installment of oustanding balance | 2017-12-31 | 0 |
| Waiver amortization installment | 2017-12-31 | 0 |
| Total funding amount beforereflecting carryover/prefunding balances | 2017-12-31 | 0 |
| Carryover balance elected to use to offset funding requirement | 2017-12-31 | 0 |
| Prefunding balance elected to use to offset funding requirement | 2017-12-31 | 0 |
| Additional cash requirement | 2017-12-31 | 0 |
| Contributions allocatedtoward minimum required contributions for current year | 2017-12-31 | 407,624,988 |
| Unpaid minimum required contributions for current year | 2017-12-31 | 0 |
| Unpaid minimum required contributions for all years | 2017-12-31 | 0 |
| Total participants, beginning-of-year | 2017-01-01 | 70,586 |
| Total number of active participants reported on line 7a of the Form 5500 | 2017-01-01 | 56,989 |
| Number of retired or separated participants receiving benefits | 2017-01-01 | 6,367 |
| Number of other retired or separated participants entitled to future benefits | 2017-01-01 | 5,326 |
| Total of all active and inactive participants | 2017-01-01 | 68,682 |
| Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits | 2017-01-01 | 414 |
| Total participants | 2017-01-01 | 69,096 |
| Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested | 2017-01-01 | 1,915 |
| 2016: MAYO PENSION PLAN 2016 401k membership |
|---|
| Market value of plan assets | 2016-12-31 | 7,043,749,602 |
| Acturial value of plan assets | 2016-12-31 | 7,043,749,602 |
| Funding target for retired participants and beneficiaries receiving payment | 2016-12-31 | 1,417,537,275 |
| Number of terminated vested participants | 2016-12-31 | 5,606 |
| Fundng target for terminated vested participants | 2016-12-31 | 212,011,893 |
| Active participant vested funding target | 2016-12-31 | 3,044,276,581 |
| Number of active participants | 2016-12-31 | 55,570 |
| Total funding liabilities for active participants | 2016-12-31 | 3,917,838,180 |
| Total participant count | 2016-12-31 | 67,365 |
| Total funding target for all participants | 2016-12-31 | 5,547,387,348 |
| Balance at beginning of prior year after applicable adjustments | 2016-12-31 | 353,448,134 |
| Prefunding balance at beginning of prior year after applicable adjustments | 2016-12-31 | 0 |
| Carryover balanced portion elected for use to offset prior years funding requirement | 2016-12-31 | 0 |
| Prefunding balanced used to offset prior years funding requirement | 2016-12-31 | 0 |
| Amount remaining of carryover balance | 2016-12-31 | 353,448,134 |
| Amount remaining of prefunding balance | 2016-12-31 | 0 |
| Present value of excess contributions | 2016-12-31 | 441,420,539 |
| Total available prior years excess cotributions available at beginning of current plan year to add to prefunding balance | 2016-12-31 | 469,848,022 |
| Total available prior years excess cotributions added at beginning of current plan year to add to prefunding balance | 2016-12-31 | 0 |
| Reductions in caryover balances due to elections or deemed elections | 2016-12-31 | 0 |
| Reductions in prefunding balances due to elections or deemed elections | 2016-12-31 | 0 |
| Balance of carryovers at beginning of current year | 2016-12-31 | 359,099,508 |
| Balance of prefunding at beginning of current year | 2016-12-31 | 0 |
| Total employer contributions | 2016-12-31 | 508,108,701 |
| Total employee contributions | 2016-12-31 | 0 |
| Contributions allocated toward unpaid minimum require contributions from prior years | 2016-12-31 | 0 |
| Contributions made to avoid restrictions adjusted to valuation date | 2016-12-31 | 0 |
| Contributions allocated toward minimum required contributions for current year adjusted to valuation date | 2016-12-31 | 466,164,055 |
| Unpaid minimum required contributions for all prior years | 2016-12-31 | 0 |
| iDiscounted employer contributions allocated toward unpaid minimum required contributions from prior years | 2016-12-31 | 0 |
| Remaining amount of unpaid minimum required contributions | 2016-12-31 | 0 |
| Minimum required contributions for current year target normal cost | 2016-12-31 | 220,133,014 |
| Net shortfall amortization installment of oustanding balance | 2016-12-31 | 0 |
| Waiver amortization installment | 2016-12-31 | 0 |
| Waived amount of outstanding balance | 2016-12-31 | 0 |
| Total funding amount beforereflecting carryover/prefunding balances | 2016-12-31 | 0 |
| Carryover balance elected to use to offset funding requirement | 2016-12-31 | 0 |
| Prefunding balance elected to use to offset funding requirement | 2016-12-31 | 0 |
| Additional cash requirement | 2016-12-31 | 0 |
| Contributions allocatedtoward minimum required contributions for current year | 2016-12-31 | 466,164,055 |
| Unpaid minimum required contributions for current year | 2016-12-31 | 0 |
| Unpaid minimum required contributions for all years | 2016-12-31 | 0 |
| Total participants, beginning-of-year | 2016-01-01 | 67,358 |
| Total number of active participants reported on line 7a of the Form 5500 | 2016-01-01 | 58,209 |
| Number of retired or separated participants receiving benefits | 2016-01-01 | 6,113 |
| Number of other retired or separated participants entitled to future benefits | 2016-01-01 | 5,882 |
| Total of all active and inactive participants | 2016-01-01 | 70,204 |
| Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits | 2016-01-01 | 382 |
| Total participants | 2016-01-01 | 70,586 |
| Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested | 2016-01-01 | 1,505 |
| 2015: MAYO PENSION PLAN 2015 401k membership |
|---|
| Total participants, beginning-of-year | 2015-01-01 | 53,764 |
| Total number of active participants reported on line 7a of the Form 5500 | 2015-01-01 | 55,570 |
| Number of retired or separated participants receiving benefits | 2015-01-01 | 5,873 |
| Number of other retired or separated participants entitled to future benefits | 2015-01-01 | 5,599 |
| Total of all active and inactive participants | 2015-01-01 | 67,042 |
| Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits | 2015-01-01 | 316 |
| Total participants | 2015-01-01 | 67,358 |
| Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested | 2015-01-01 | 1,278 |
| 2014: MAYO PENSION PLAN 2014 401k membership |
|---|
| Total participants, beginning-of-year | 2014-01-01 | 53,051 |
| Total number of active participants reported on line 7a of the Form 5500 | 2014-01-01 | 43,903 |
| Number of retired or separated participants receiving benefits | 2014-01-01 | 5,439 |
| Number of other retired or separated participants entitled to future benefits | 2014-01-01 | 4,134 |
| Total of all active and inactive participants | 2014-01-01 | 53,476 |
| Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits | 2014-01-01 | 288 |
| Total participants | 2014-01-01 | 53,764 |
| Number of participants with account balances | 2014-01-01 | 0 |
| Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested | 2014-01-01 | 934 |
| 2013: MAYO PENSION PLAN 2013 401k membership |
|---|
| Total participants, beginning-of-year | 2013-01-01 | 53,468 |
| Total number of active participants reported on line 7a of the Form 5500 | 2013-01-01 | 44,368 |
| Number of retired or separated participants receiving benefits | 2013-01-01 | 4,990 |
| Number of other retired or separated participants entitled to future benefits | 2013-01-01 | 3,399 |
| Total of all active and inactive participants | 2013-01-01 | 52,757 |
| Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits | 2013-01-01 | 294 |
| Total participants | 2013-01-01 | 53,051 |
| Number of participants with account balances | 2013-01-01 | 0 |
| Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested | 2013-01-01 | 1,159 |
| 2012: MAYO PENSION PLAN 2012 401k membership |
|---|
| Total participants, beginning-of-year | 2012-01-01 | 51,031 |
| Total number of active participants reported on line 7a of the Form 5500 | 2012-01-01 | 45,404 |
| Number of retired or separated participants receiving benefits | 2012-01-01 | 4,732 |
| Number of other retired or separated participants entitled to future benefits | 2012-01-01 | 3,052 |
| Total of all active and inactive participants | 2012-01-01 | 53,188 |
| Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits | 2012-01-01 | 280 |
| Total participants | 2012-01-01 | 53,468 |
| Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested | 2012-01-01 | 844 |
| 2011: MAYO PENSION PLAN 2011 401k membership |
|---|
| Total participants, beginning-of-year | 2011-01-01 | 48,807 |
| Total number of active participants reported on line 7a of the Form 5500 | 2011-01-01 | 43,405 |
| Number of retired or separated participants receiving benefits | 2011-01-01 | 4,550 |
| Number of other retired or separated participants entitled to future benefits | 2011-01-01 | 2,811 |
| Total of all active and inactive participants | 2011-01-01 | 50,766 |
| Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits | 2011-01-01 | 265 |
| Total participants | 2011-01-01 | 51,031 |
| Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested | 2011-01-01 | 708 |
| 2009: MAYO PENSION PLAN 2009 401k membership |
|---|
| Total participants, beginning-of-year | 2009-01-01 | 47,677 |
| Total number of active participants reported on line 7a of the Form 5500 | 2009-01-01 | 41,476 |
| Number of retired or separated participants receiving benefits | 2009-01-01 | 3,865 |
| Number of other retired or separated participants entitled to future benefits | 2009-01-01 | 2,176 |
| Total of all active and inactive participants | 2009-01-01 | 47,517 |
| Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits | 2009-01-01 | 224 |
| Total participants | 2009-01-01 | 47,741 |
| Number of participants with account balances | 2009-01-01 | 0 |
| Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested | 2009-01-01 | 972 |
| Measure | Date | Value |
|---|
| 2022 : MAYO PENSION PLAN 2022 401k financial data |
|---|
| Unrealized appreciation/depreciation of other (non real estate) assets | 2022-12-31 | $-1,007,310,251 |
| Total unrealized appreciation/depreciation of assets | 2022-12-31 | $-1,007,310,251 |
| Total transfer of assets to this plan | 2022-12-31 | $4,330,423 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2022-12-31 | $223,596,115 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2022-12-31 | $262,054,112 |
| Total income from all sources (including contributions) | 2022-12-31 | $-998,411,563 |
| Total loss/gain on sale of assets | 2022-12-31 | $-207,229,249 |
| Total of all expenses incurred | 2022-12-31 | $1,068,965,558 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2022-12-31 | $1,044,783,610 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2022-12-31 | $263,415,000 |
| Value of total assets at end of year | 2022-12-31 | $10,299,849,315 |
| Value of total assets at beginning of year | 2022-12-31 | $12,401,354,010 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2022-12-31 | $24,181,948 |
| Total interest from all sources | 2022-12-31 | $17,521,544 |
| Total dividends received (eg from common stock, registered investment company shares) | 2022-12-31 | $35,652,301 |
| Has a resolution to terminate the plan been adopted during the plan year or any prior plan year | 2022-12-31 | No |
| Total dividends received from registered investment company shares (eg mutual funds) | 2022-12-31 | $12,163,546 |
| Assets. Real estate other than employer real property at end of year | 2022-12-31 | $59,231,433 |
| Assets. Real estate other than employer real property at beginning of year | 2022-12-31 | $71,764,758 |
| Administrative expenses professional fees incurred | 2022-12-31 | $3,198,781 |
| Assets. Corporate prefeered stocks other than exployer securities at end of year | 2022-12-31 | $18,570,941 |
| Assets. Corporate prefeered stocks other than exployer securities at beginning of year | 2022-12-31 | $16,425,044 |
| Was this plan covered by a fidelity bond | 2022-12-31 | Yes |
| Value of fidelity bond cover | 2022-12-31 | $10,000,000 |
| Were there any nonexempt tranactions with any party-in-interest | 2022-12-31 | No |
| Assets. Other investments not covered elsewhere at end of year | 2022-12-31 | $132,996,233 |
| Assets. Other investments not covered elsewhere at beginning of year | 2022-12-31 | $129,433,920 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2022-12-31 | $26,032,870 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2022-12-31 | $77,754,628 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2022-12-31 | $223,596,115 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2022-12-31 | $262,054,112 |
| Other income not declared elsewhere | 2022-12-31 | $51,218,859 |
| Administrative expenses (other) incurred | 2022-12-31 | $7,254,856 |
| Total non interest bearing cash at end of year | 2022-12-31 | $8,192,769 |
| Total non interest bearing cash at beginning of year | 2022-12-31 | $36,056,968 |
| Did the receive any noncash contributions whose value was neither redily determinable on an established market nor set by an independent third party appraiser | 2022-12-31 | No |
| Value of net income/loss | 2022-12-31 | $-2,067,377,121 |
| Value of net assets at end of year (total assets less liabilities) | 2022-12-31 | $10,076,253,200 |
| Value of net assets at beginning of year (total assets less liabilities) | 2022-12-31 | $12,139,299,898 |
| Did the plan have a loss casued by fraud or dishonesty (regardless whether reimbursed by fidelity bond) | 2022-12-31 | No |
| Were any loans by the plan or fixed income obligations due to the plan in default | 2022-12-31 | No |
| Were any leases to which the plan was party in default or uncollectible | 2022-12-31 | No |
| Assets. partnership/joint venture interests at end of year | 2022-12-31 | $6,732,848,896 |
| Assets. partnership/joint venture interests at beginning of year | 2022-12-31 | $7,754,084,868 |
| Investment advisory and management fees | 2022-12-31 | $13,728,311 |
| Value of interest in registered invesment companies (eg mutual funds) at end of year | 2022-12-31 | $142,384,573 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2022-12-31 | $247,708,781 |
| Interest earned on other investments | 2022-12-31 | $2,894,104 |
| Income. Interest from US Government securities | 2022-12-31 | $895,379 |
| Income. Interest from corporate debt instruments | 2022-12-31 | $13,532,211 |
| Value of interest in common/collective trusts at end of year | 2022-12-31 | $264,991,407 |
| Value of interest in common/collective trusts at beginning of year | 2022-12-31 | $604,017,761 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2022-12-31 | $222,410,888 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2022-12-31 | $60,342,337 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2022-12-31 | $60,342,337 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2022-12-31 | $199,850 |
| Assets. Value of investments in 103.12 investment entities at end of year | 2022-12-31 | $588,461,057 |
| Assets. Value of investments in 103.12 investment entities at beginning of year | 2022-12-31 | $650,232,606 |
| Asset value of US Government securities at end of year | 2022-12-31 | $249,481,016 |
| Asset value of US Government securities at beginning of year | 2022-12-31 | $290,659,276 |
| Net investment gain/loss from registered investment companies (e.g. mutual funds) | 2022-12-31 | $-37,455,374 |
| Net investment gain or loss from common/collective trusts | 2022-12-31 | $-46,714,014 |
| Net gain/loss from 103.12 investment entities | 2022-12-31 | $-67,510,379 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2022-12-31 | Yes |
| Was there a failure to transmit to the plan any participant contributions | 2022-12-31 | No |
| Has the plan failed to provide any benefit when due under the plan | 2022-12-31 | No |
| Contributions received in cash from employer | 2022-12-31 | $263,415,000 |
| Employer contributions (assets) at end of year | 2022-12-31 | $263,415,000 |
| Employer contributions (assets) at beginning of year | 2022-12-31 | $304,906,000 |
| Income. Dividends from preferred stock | 2022-12-31 | $637,424 |
| Income. Dividends from common stock | 2022-12-31 | $22,851,331 |
| Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers | 2022-12-31 | $1,044,783,610 |
| Asset. Corporate debt instrument preferred debt at end of year | 2022-12-31 | $8,160,683 |
| Asset. Corporate debt instrument preferred debt at beginning of year | 2022-12-31 | $16,414,727 |
| Asset. Corporate debt instrument debt (other) at end of year | 2022-12-31 | $344,556,455 |
| Asset. Corporate debt instrument debt (other) at beginning of year | 2022-12-31 | $435,933,052 |
| Assets. Corporate common stocks other than exployer securities at end of year | 2022-12-31 | $1,238,115,094 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2022-12-31 | $1,705,619,284 |
| Did the plan have assets held for investment | 2022-12-31 | Yes |
| Did the plan hold any assets whose current value was neither redily determinable on an established market nor set by an independent third party appraiser | 2022-12-31 | No |
| Were all the plan assets eitehr distributed to particpants/beneficiaries, transferred to another plan or brought under the control of the PBGC | 2022-12-31 | No |
| Aggregate proceeds on sale of assets | 2022-12-31 | $3,313,447,062 |
| Aggregate carrying amount (costs) on sale of assets | 2022-12-31 | $3,520,676,311 |
| Opinion of an independent qualified public accountant for this plan | 2022-12-31 | Unqualified |
| Accountancy firm name | 2022-12-31 | ERNST & YOUNG |
| Accountancy firm EIN | 2022-12-31 | 346565596 |
| 2021 : MAYO PENSION PLAN 2021 401k financial data |
|---|
| Unrealized appreciation/depreciation of other (non real estate) assets | 2021-12-31 | $1,576,155,226 |
| Total unrealized appreciation/depreciation of assets | 2021-12-31 | $1,576,155,226 |
| Total transfer of assets to this plan | 2021-12-31 | $3,152,158 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2021-12-31 | $262,054,112 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2021-12-31 | $192,128,531 |
| Total income from all sources (including contributions) | 2021-12-31 | $2,024,052,785 |
| Total loss/gain on sale of assets | 2021-12-31 | $-116,941,021 |
| Total of all expenses incurred | 2021-12-31 | $918,677,802 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2021-12-31 | $894,637,355 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2021-12-31 | $304,906,000 |
| Value of total assets at end of year | 2021-12-31 | $12,401,354,010 |
| Value of total assets at beginning of year | 2021-12-31 | $11,222,901,288 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2021-12-31 | $24,040,447 |
| Total interest from all sources | 2021-12-31 | $24,432,396 |
| Total dividends received (eg from common stock, registered investment company shares) | 2021-12-31 | $33,458,333 |
| Has a resolution to terminate the plan been adopted during the plan year or any prior plan year | 2021-12-31 | No |
| Total dividends received from registered investment company shares (eg mutual funds) | 2021-12-31 | $11,482,438 |
| Assets. Real estate other than employer real property at end of year | 2021-12-31 | $71,764,758 |
| Assets. Real estate other than employer real property at beginning of year | 2021-12-31 | $0 |
| Administrative expenses professional fees incurred | 2021-12-31 | $2,982,797 |
| Assets. Corporate prefeered stocks other than exployer securities at end of year | 2021-12-31 | $16,425,044 |
| Assets. Corporate prefeered stocks other than exployer securities at beginning of year | 2021-12-31 | $12,284,324 |
| Was this plan covered by a fidelity bond | 2021-12-31 | Yes |
| Value of fidelity bond cover | 2021-12-31 | $10,000,000 |
| Total value of distributions paid in property other than in cash, annuity contracts, or publicly traded employer securities | 2021-12-31 | $0 |
| Were there any nonexempt tranactions with any party-in-interest | 2021-12-31 | No |
| Assets. Other investments not covered elsewhere at end of year | 2021-12-31 | $129,433,920 |
| Assets. Other investments not covered elsewhere at beginning of year | 2021-12-31 | $149,899,911 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2021-12-31 | $77,754,628 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2021-12-31 | $9,377,591 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2021-12-31 | $262,054,112 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2021-12-31 | $192,128,531 |
| Other income not declared elsewhere | 2021-12-31 | $102,506,874 |
| Administrative expenses (other) incurred | 2021-12-31 | $6,776,402 |
| Total non interest bearing cash at end of year | 2021-12-31 | $36,056,968 |
| Total non interest bearing cash at beginning of year | 2021-12-31 | $44,203,369 |
| Did the receive any noncash contributions whose value was neither redily determinable on an established market nor set by an independent third party appraiser | 2021-12-31 | No |
| Value of net income/loss | 2021-12-31 | $1,105,374,983 |
| Value of net assets at end of year (total assets less liabilities) | 2021-12-31 | $12,139,299,898 |
| Value of net assets at beginning of year (total assets less liabilities) | 2021-12-31 | $11,030,772,757 |
| Did the plan have a loss casued by fraud or dishonesty (regardless whether reimbursed by fidelity bond) | 2021-12-31 | No |
| Were any loans by the plan or fixed income obligations due to the plan in default | 2021-12-31 | No |
| Were any leases to which the plan was party in default or uncollectible | 2021-12-31 | No |
| Assets. partnership/joint venture interests at end of year | 2021-12-31 | $7,754,084,868 |
| Assets. partnership/joint venture interests at beginning of year | 2021-12-31 | $6,816,057,091 |
| Investment advisory and management fees | 2021-12-31 | $14,281,248 |
| Value of interest in registered invesment companies (eg mutual funds) at end of year | 2021-12-31 | $247,708,781 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2021-12-31 | $263,772,209 |
| Interest earned on other investments | 2021-12-31 | $1,979,374 |
| Income. Interest from US Government securities | 2021-12-31 | $9,176,411 |
| Income. Interest from corporate debt instruments | 2021-12-31 | $13,217,749 |
| Value of interest in common/collective trusts at end of year | 2021-12-31 | $604,017,761 |
| Value of interest in common/collective trusts at beginning of year | 2021-12-31 | $669,564,959 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2021-12-31 | $60,342,337 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2021-12-31 | $29,960,574 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2021-12-31 | $29,960,574 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2021-12-31 | $58,862 |
| Assets. Value of investments in 103.12 investment entities at end of year | 2021-12-31 | $650,232,606 |
| Assets. Value of investments in 103.12 investment entities at beginning of year | 2021-12-31 | $598,912,054 |
| Asset value of US Government securities at end of year | 2021-12-31 | $290,659,276 |
| Asset value of US Government securities at beginning of year | 2021-12-31 | $271,812,665 |
| Net investment gain/loss from registered investment companies (e.g. mutual funds) | 2021-12-31 | $12,718,165 |
| Net investment gain or loss from common/collective trusts | 2021-12-31 | $25,799,398 |
| Net gain/loss from 103.12 investment entities | 2021-12-31 | $61,017,414 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2021-12-31 | Yes |
| Was there a failure to transmit to the plan any participant contributions | 2021-12-31 | No |
| Has the plan failed to provide any benefit when due under the plan | 2021-12-31 | No |
| Contributions received in cash from employer | 2021-12-31 | $304,906,000 |
| Employer contributions (assets) at end of year | 2021-12-31 | $304,906,000 |
| Employer contributions (assets) at beginning of year | 2021-12-31 | $359,818,000 |
| Income. Dividends from preferred stock | 2021-12-31 | $614,576 |
| Income. Dividends from common stock | 2021-12-31 | $21,361,319 |
| Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers | 2021-12-31 | $894,637,355 |
| Asset. Corporate debt instrument preferred debt at end of year | 2021-12-31 | $16,414,727 |
| Asset. Corporate debt instrument preferred debt at beginning of year | 2021-12-31 | $17,208,528 |
| Asset. Corporate debt instrument debt (other) at end of year | 2021-12-31 | $435,933,052 |
| Asset. Corporate debt instrument debt (other) at beginning of year | 2021-12-31 | $427,083,699 |
| Assets. Corporate common stocks other than exployer securities at end of year | 2021-12-31 | $1,705,619,284 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2021-12-31 | $1,552,946,314 |
| Did the plan have assets held for investment | 2021-12-31 | Yes |
| Did the plan hold any assets whose current value was neither redily determinable on an established market nor set by an independent third party appraiser | 2021-12-31 | No |
| Were all the plan assets eitehr distributed to particpants/beneficiaries, transferred to another plan or brought under the control of the PBGC | 2021-12-31 | No |
| Aggregate proceeds on sale of assets | 2021-12-31 | $3,218,472,849 |
| Aggregate carrying amount (costs) on sale of assets | 2021-12-31 | $3,335,413,870 |
| Opinion of an independent qualified public accountant for this plan | 2021-12-31 | Unqualified |
| Accountancy firm name | 2021-12-31 | ERNST & YOUNG |
| Accountancy firm EIN | 2021-12-31 | 346565596 |
| 2020 : MAYO PENSION PLAN 2020 401k financial data |
|---|
| Unrealized appreciation/depreciation of other (non real estate) assets | 2020-12-31 | $1,100,204,522 |
| Total unrealized appreciation/depreciation of assets | 2020-12-31 | $1,100,204,522 |
| Total transfer of assets to this plan | 2020-12-31 | $5,076,169 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2020-12-31 | $192,128,531 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2020-12-31 | $123,360,144 |
| Total income from all sources (including contributions) | 2020-12-31 | $2,099,347,952 |
| Total loss/gain on sale of assets | 2020-12-31 | $-60,298,507 |
| Total of all expenses incurred | 2020-12-31 | $668,046,226 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2020-12-31 | $646,491,381 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2020-12-31 | $559,818,000 |
| Value of total assets at end of year | 2020-12-31 | $11,222,901,288 |
| Value of total assets at beginning of year | 2020-12-31 | $9,717,755,006 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2020-12-31 | $21,554,845 |
| Total interest from all sources | 2020-12-31 | $21,587,964 |
| Total dividends received (eg from common stock, registered investment company shares) | 2020-12-31 | $29,071,640 |
| Has a resolution to terminate the plan been adopted during the plan year or any prior plan year | 2020-12-31 | No |
| Total dividends received from registered investment company shares (eg mutual funds) | 2020-12-31 | $9,120,930 |
| Administrative expenses professional fees incurred | 2020-12-31 | $2,643,903 |
| Assets. Corporate prefeered stocks other than exployer securities at end of year | 2020-12-31 | $12,284,324 |
| Assets. Corporate prefeered stocks other than exployer securities at beginning of year | 2020-12-31 | $6,534,244 |
| Was this plan covered by a fidelity bond | 2020-12-31 | Yes |
| Value of fidelity bond cover | 2020-12-31 | $10,000,000 |
| Total value of distributions paid in property other than in cash, annuity contracts, or publicly traded employer securities | 2020-12-31 | $0 |
| Were there any nonexempt tranactions with any party-in-interest | 2020-12-31 | No |
| Assets. Other investments not covered elsewhere at end of year | 2020-12-31 | $149,899,911 |
| Assets. Other investments not covered elsewhere at beginning of year | 2020-12-31 | $109,965,355 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2020-12-31 | $9,377,591 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2020-12-31 | $16,734,650 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2020-12-31 | $192,128,531 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2020-12-31 | $123,360,144 |
| Other income not declared elsewhere | 2020-12-31 | $342,332,418 |
| Administrative expenses (other) incurred | 2020-12-31 | $6,299,368 |
| Total non interest bearing cash at end of year | 2020-12-31 | $44,203,369 |
| Total non interest bearing cash at beginning of year | 2020-12-31 | $27,524,415 |
| Did the receive any noncash contributions whose value was neither redily determinable on an established market nor set by an independent third party appraiser | 2020-12-31 | No |
| Value of net income/loss | 2020-12-31 | $1,431,301,726 |
| Value of net assets at end of year (total assets less liabilities) | 2020-12-31 | $11,030,772,757 |
| Value of net assets at beginning of year (total assets less liabilities) | 2020-12-31 | $9,594,394,862 |
| Did the plan have a loss casued by fraud or dishonesty (regardless whether reimbursed by fidelity bond) | 2020-12-31 | No |
| Were any loans by the plan or fixed income obligations due to the plan in default | 2020-12-31 | No |
| Were any leases to which the plan was party in default or uncollectible | 2020-12-31 | No |
| Assets. partnership/joint venture interests at end of year | 2020-12-31 | $6,816,057,091 |
| Assets. partnership/joint venture interests at beginning of year | 2020-12-31 | $5,728,050,826 |
| Investment advisory and management fees | 2020-12-31 | $12,611,574 |
| Value of interest in registered invesment companies (eg mutual funds) at end of year | 2020-12-31 | $263,772,209 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2020-12-31 | $221,786,010 |
| Interest earned on other investments | 2020-12-31 | $1,949,178 |
| Income. Interest from US Government securities | 2020-12-31 | $5,324,201 |
| Income. Interest from corporate debt instruments | 2020-12-31 | $13,960,160 |
| Value of interest in common/collective trusts at end of year | 2020-12-31 | $669,564,959 |
| Value of interest in common/collective trusts at beginning of year | 2020-12-31 | $701,463,954 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2020-12-31 | $29,960,574 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2020-12-31 | $1,398,847 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2020-12-31 | $1,398,847 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2020-12-31 | $354,425 |
| Assets. Value of investments in 103.12 investment entities at end of year | 2020-12-31 | $598,912,054 |
| Assets. Value of investments in 103.12 investment entities at beginning of year | 2020-12-31 | $568,246,060 |
| Asset value of US Government securities at end of year | 2020-12-31 | $271,812,665 |
| Asset value of US Government securities at beginning of year | 2020-12-31 | $246,367,198 |
| Net investment gain/loss from registered investment companies (e.g. mutual funds) | 2020-12-31 | $26,229,315 |
| Net investment gain or loss from common/collective trusts | 2020-12-31 | $78,985,686 |
| Net gain/loss from 103.12 investment entities | 2020-12-31 | $1,416,914 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2020-12-31 | Yes |
| Was there a failure to transmit to the plan any participant contributions | 2020-12-31 | No |
| Has the plan failed to provide any benefit when due under the plan | 2020-12-31 | No |
| Contributions received in cash from employer | 2020-12-31 | $559,818,000 |
| Employer contributions (assets) at end of year | 2020-12-31 | $359,818,000 |
| Employer contributions (assets) at beginning of year | 2020-12-31 | $348,363,776 |
| Income. Dividends from preferred stock | 2020-12-31 | $208,326 |
| Income. Dividends from common stock | 2020-12-31 | $19,742,384 |
| Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers | 2020-12-31 | $646,491,381 |
| Asset. Corporate debt instrument preferred debt at end of year | 2020-12-31 | $17,208,528 |
| Asset. Corporate debt instrument preferred debt at beginning of year | 2020-12-31 | $23,935,239 |
| Asset. Corporate debt instrument debt (other) at end of year | 2020-12-31 | $427,083,699 |
| Asset. Corporate debt instrument debt (other) at beginning of year | 2020-12-31 | $363,471,350 |
| Assets. Corporate common stocks other than exployer securities at end of year | 2020-12-31 | $1,552,946,314 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2020-12-31 | $1,353,913,082 |
| Did the plan have assets held for investment | 2020-12-31 | Yes |
| Did the plan hold any assets whose current value was neither redily determinable on an established market nor set by an independent third party appraiser | 2020-12-31 | No |
| Were all the plan assets eitehr distributed to particpants/beneficiaries, transferred to another plan or brought under the control of the PBGC | 2020-12-31 | No |
| Aggregate proceeds on sale of assets | 2020-12-31 | $2,436,281,014 |
| Aggregate carrying amount (costs) on sale of assets | 2020-12-31 | $2,496,579,521 |
| Opinion of an independent qualified public accountant for this plan | 2020-12-31 | Unqualified |
| Accountancy firm name | 2020-12-31 | ERNST & YOUNG |
| Accountancy firm EIN | 2020-12-31 | 346565596 |
| 2019 : MAYO PENSION PLAN 2019 401k financial data |
|---|
| Unrealized appreciation/depreciation of other (non real estate) assets | 2019-12-31 | $610,469,033 |
| Total unrealized appreciation/depreciation of assets | 2019-12-31 | $610,469,033 |
| Total transfer of assets to this plan | 2019-12-31 | $3,004,954 |
| Total transfer of assets to this plan | 2019-12-31 | $3,004,954 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2019-12-31 | $123,360,144 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2019-12-31 | $123,360,144 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2019-12-31 | $137,628,025 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2019-12-31 | $137,628,025 |
| Total income from all sources (including contributions) | 2019-12-31 | $1,815,826,538 |
| Total loss/gain on sale of assets | 2019-12-31 | $134,060,397 |
| Total of all expenses incurred | 2019-12-31 | $489,338,455 |
| Total of all expenses incurred | 2019-12-31 | $489,338,455 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2019-12-31 | $467,548,553 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2019-12-31 | $548,540,301 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2019-12-31 | $548,540,301 |
| Value of total assets at end of year | 2019-12-31 | $9,717,755,006 |
| Value of total assets at end of year | 2019-12-31 | $9,717,755,006 |
| Value of total assets at beginning of year | 2019-12-31 | $8,402,529,850 |
| Value of total assets at beginning of year | 2019-12-31 | $8,402,529,850 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2019-12-31 | $21,789,902 |
| Total interest from all sources | 2019-12-31 | $23,294,068 |
| Total interest from all sources | 2019-12-31 | $23,294,068 |
| Total dividends received (eg from common stock, registered investment company shares) | 2019-12-31 | $33,981,018 |
| Total dividends received (eg from common stock, registered investment company shares) | 2019-12-31 | $33,981,018 |
| Has a resolution to terminate the plan been adopted during the plan year or any prior plan year | 2019-12-31 | No |
| Has a resolution to terminate the plan been adopted during the plan year or any prior plan year | 2019-12-31 | No |
| Total dividends received from registered investment company shares (eg mutual funds) | 2019-12-31 | $10,525,506 |
| Total dividends received from registered investment company shares (eg mutual funds) | 2019-12-31 | $10,525,506 |
| Administrative expenses professional fees incurred | 2019-12-31 | $749,104 |
| Assets. Corporate prefeered stocks other than exployer securities at end of year | 2019-12-31 | $6,534,244 |
| Assets. Corporate prefeered stocks other than exployer securities at end of year | 2019-12-31 | $6,534,244 |
| Assets. Corporate prefeered stocks other than exployer securities at beginning of year | 2019-12-31 | $2,642,788 |
| Assets. Corporate prefeered stocks other than exployer securities at beginning of year | 2019-12-31 | $2,642,788 |
| Was this plan covered by a fidelity bond | 2019-12-31 | Yes |
| Was this plan covered by a fidelity bond | 2019-12-31 | Yes |
| Value of fidelity bond cover | 2019-12-31 | $10,000,000 |
| Value of fidelity bond cover | 2019-12-31 | $10,000,000 |
| Total value of distributions paid in property other than in cash, annuity contracts, or publicly traded employer securities | 2019-12-31 | $0 |
| Were there any nonexempt tranactions with any party-in-interest | 2019-12-31 | No |
| Were there any nonexempt tranactions with any party-in-interest | 2019-12-31 | No |
| Assets. Other investments not covered elsewhere at end of year | 2019-12-31 | $109,965,355 |
| Assets. Other investments not covered elsewhere at end of year | 2019-12-31 | $109,965,355 |
| Assets. Other investments not covered elsewhere at beginning of year | 2019-12-31 | $136,539,114 |
| Assets. Other investments not covered elsewhere at beginning of year | 2019-12-31 | $136,539,114 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2019-12-31 | $16,734,650 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2019-12-31 | $16,734,650 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2019-12-31 | $11,043,278 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2019-12-31 | $11,043,278 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2019-12-31 | $123,360,144 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2019-12-31 | $123,360,144 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2019-12-31 | $137,628,025 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2019-12-31 | $137,628,025 |
| Other income not declared elsewhere | 2019-12-31 | $286,754,599 |
| Administrative expenses (other) incurred | 2019-12-31 | $7,877,256 |
| Total non interest bearing cash at end of year | 2019-12-31 | $27,524,415 |
| Total non interest bearing cash at end of year | 2019-12-31 | $27,524,415 |
| Total non interest bearing cash at beginning of year | 2019-12-31 | $97,234,778 |
| Total non interest bearing cash at beginning of year | 2019-12-31 | $97,234,778 |
| Did the receive any noncash contributions whose value was neither redily determinable on an established market nor set by an independent third party appraiser | 2019-12-31 | No |
| Did the receive any noncash contributions whose value was neither redily determinable on an established market nor set by an independent third party appraiser | 2019-12-31 | No |
| Value of net income/loss | 2019-12-31 | $1,326,488,083 |
| Value of net income/loss | 2019-12-31 | $1,326,488,083 |
| Value of net assets at end of year (total assets less liabilities) | 2019-12-31 | $9,594,394,862 |
| Value of net assets at end of year (total assets less liabilities) | 2019-12-31 | $9,594,394,862 |
| Value of net assets at beginning of year (total assets less liabilities) | 2019-12-31 | $8,264,901,825 |
| Value of net assets at beginning of year (total assets less liabilities) | 2019-12-31 | $8,264,901,825 |
| Did the plan have a loss casued by fraud or dishonesty (regardless whether reimbursed by fidelity bond) | 2019-12-31 | No |
| Did the plan have a loss casued by fraud or dishonesty (regardless whether reimbursed by fidelity bond) | 2019-12-31 | No |
| Were any loans by the plan or fixed income obligations due to the plan in default | 2019-12-31 | No |
| Were any loans by the plan or fixed income obligations due to the plan in default | 2019-12-31 | No |
| Were any leases to which the plan was party in default or uncollectible | 2019-12-31 | No |
| Were any leases to which the plan was party in default or uncollectible | 2019-12-31 | No |
| Assets. partnership/joint venture interests at end of year | 2019-12-31 | $5,728,050,826 |
| Assets. partnership/joint venture interests at end of year | 2019-12-31 | $5,728,050,826 |
| Assets. partnership/joint venture interests at beginning of year | 2019-12-31 | $4,906,789,282 |
| Assets. partnership/joint venture interests at beginning of year | 2019-12-31 | $4,906,789,282 |
| Investment advisory and management fees | 2019-12-31 | $13,163,542 |
| Value of interest in registered invesment companies (eg mutual funds) at end of year | 2019-12-31 | $221,786,010 |
| Value of interest in registered invesment companies (eg mutual funds) at end of year | 2019-12-31 | $221,786,010 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2019-12-31 | $214,609,598 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2019-12-31 | $214,609,598 |
| Interest earned on other investments | 2019-12-31 | $1,308,236 |
| Interest earned on other investments | 2019-12-31 | $1,308,236 |
| Income. Interest from US Government securities | 2019-12-31 | $7,847,111 |
| Income. Interest from US Government securities | 2019-12-31 | $7,847,111 |
| Income. Interest from corporate debt instruments | 2019-12-31 | $13,356,218 |
| Value of interest in common/collective trusts at end of year | 2019-12-31 | $701,463,954 |
| Value of interest in common/collective trusts at end of year | 2019-12-31 | $701,463,954 |
| Value of interest in common/collective trusts at beginning of year | 2019-12-31 | $0 |
| Value of interest in common/collective trusts at beginning of year | 2019-12-31 | $0 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2019-12-31 | $1,398,847 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2019-12-31 | $1,398,847 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2019-12-31 | $586,558,776 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2019-12-31 | $586,558,776 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2019-12-31 | $586,558,776 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2019-12-31 | $586,558,776 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2019-12-31 | $782,503 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2019-12-31 | $782,503 |
| Assets. Value of investments in 103.12 investment entities at end of year | 2019-12-31 | $568,246,060 |
| Assets. Value of investments in 103.12 investment entities at end of year | 2019-12-31 | $568,246,060 |
| Assets. Value of investments in 103.12 investment entities at beginning of year | 2019-12-31 | $463,621,122 |
| Assets. Value of investments in 103.12 investment entities at beginning of year | 2019-12-31 | $463,621,122 |
| Asset value of US Government securities at end of year | 2019-12-31 | $246,367,198 |
| Asset value of US Government securities at end of year | 2019-12-31 | $246,367,198 |
| Asset value of US Government securities at beginning of year | 2019-12-31 | $226,740,430 |
| Asset value of US Government securities at beginning of year | 2019-12-31 | $226,740,430 |
| Net investment gain/loss from registered investment companies (e.g. mutual funds) | 2019-12-31 | $27,042,445 |
| Net investment gain or loss from common/collective trusts | 2019-12-31 | $106,962,239 |
| Net gain/loss from 103.12 investment entities | 2019-12-31 | $44,722,438 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2019-12-31 | Yes |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2019-12-31 | Yes |
| Was there a failure to transmit to the plan any participant contributions | 2019-12-31 | No |
| Was there a failure to transmit to the plan any participant contributions | 2019-12-31 | No |
| Has the plan failed to provide any benefit when due under the plan | 2019-12-31 | No |
| Has the plan failed to provide any benefit when due under the plan | 2019-12-31 | No |
| Contributions received in cash from employer | 2019-12-31 | $548,540,301 |
| Contributions received in cash from employer | 2019-12-31 | $548,540,301 |
| Employer contributions (assets) at end of year | 2019-12-31 | $348,363,776 |
| Employer contributions (assets) at end of year | 2019-12-31 | $348,363,776 |
| Employer contributions (assets) at beginning of year | 2019-12-31 | $334,979,000 |
| Employer contributions (assets) at beginning of year | 2019-12-31 | $334,979,000 |
| Income. Dividends from preferred stock | 2019-12-31 | $282,042 |
| Income. Dividends from preferred stock | 2019-12-31 | $282,042 |
| Income. Dividends from common stock | 2019-12-31 | $23,173,470 |
| Income. Dividends from common stock | 2019-12-31 | $23,173,470 |
| Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers | 2019-12-31 | $467,548,553 |
| Asset. Corporate debt instrument preferred debt at end of year | 2019-12-31 | $23,935,239 |
| Asset. Corporate debt instrument preferred debt at end of year | 2019-12-31 | $23,935,239 |
| Asset. Corporate debt instrument preferred debt at beginning of year | 2019-12-31 | $0 |
| Asset. Corporate debt instrument preferred debt at beginning of year | 2019-12-31 | $0 |
| Asset. Corporate debt instrument debt (other) at end of year | 2019-12-31 | $363,471,350 |
| Asset. Corporate debt instrument debt (other) at end of year | 2019-12-31 | $363,471,350 |
| Asset. Corporate debt instrument debt (other) at beginning of year | 2019-12-31 | $342,621,986 |
| Asset. Corporate debt instrument debt (other) at beginning of year | 2019-12-31 | $342,621,986 |
| Assets. Corporate common stocks other than exployer securities at end of year | 2019-12-31 | $1,353,913,082 |
| Assets. Corporate common stocks other than exployer securities at end of year | 2019-12-31 | $1,353,913,082 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2019-12-31 | $1,079,149,698 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2019-12-31 | $1,079,149,698 |
| Did the plan have assets held for investment | 2019-12-31 | Yes |
| Did the plan have assets held for investment | 2019-12-31 | Yes |
| Did the plan hold any assets whose current value was neither redily determinable on an established market nor set by an independent third party appraiser | 2019-12-31 | No |
| Did the plan hold any assets whose current value was neither redily determinable on an established market nor set by an independent third party appraiser | 2019-12-31 | No |
| Were all the plan assets eitehr distributed to particpants/beneficiaries, transferred to another plan or brought under the control of the PBGC | 2019-12-31 | No |
| Were all the plan assets eitehr distributed to particpants/beneficiaries, transferred to another plan or brought under the control of the PBGC | 2019-12-31 | No |
| Aggregate proceeds on sale of assets | 2019-12-31 | $1,817,707,943 |
| Aggregate proceeds on sale of assets | 2019-12-31 | $1,817,707,943 |
| Aggregate carrying amount (costs) on sale of assets | 2019-12-31 | $1,683,647,546 |
| Aggregate carrying amount (costs) on sale of assets | 2019-12-31 | $1,683,647,546 |
| Accountant perfomed limited scope audit pursuant to 29 CFR 2520.103-8 and/or 103-12(d) | 2019-12-31 | No |
| Accountant perfomed limited scope audit pursuant to 29 CFR 2520.103-8 and/or 103-12(d) | 2019-12-31 | No |
| Opinion of an independent qualified public accountant for this plan | 2019-12-31 | Unqualified |
| Opinion of an independent qualified public accountant for this plan | 2019-12-31 | Unqualified |
| Accountancy firm name | 2019-12-31 | ERNST & YOUNG |
| Accountancy firm name | 2019-12-31 | ERNST & YOUNG |
| Accountancy firm EIN | 2019-12-31 | 346565596 |
| Accountancy firm EIN | 2019-12-31 | 346565596 |
| 2018 : MAYO PENSION PLAN 2018 401k financial data |
|---|
| Unrealized appreciation/depreciation of other (non real estate) assets | 2018-12-31 | $53,804,526 |
| Total unrealized appreciation/depreciation of assets | 2018-12-31 | $53,804,526 |
| Total transfer of assets to this plan | 2018-12-31 | $3,850,473 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2018-12-31 | $137,628,025 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2018-12-31 | $158,129,430 |
| Total income from all sources (including contributions) | 2018-12-31 | $149,413,072 |
| Total loss/gain on sale of assets | 2018-12-31 | $0 |
| Total of all expenses incurred | 2018-12-31 | $555,254,074 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2018-12-31 | $535,208,854 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2018-12-31 | $164,439,505 |
| Value of total assets at end of year | 2018-12-31 | $8,402,529,850 |
| Value of total assets at beginning of year | 2018-12-31 | $8,825,021,784 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2018-12-31 | $20,045,220 |
| Total interest from all sources | 2018-12-31 | $88,700,829 |
| Total dividends received (eg from common stock, registered investment company shares) | 2018-12-31 | $33,518,829 |
| Has a resolution to terminate the plan been adopted during the plan year or any prior plan year | 2018-12-31 | No |
| Total dividends received from registered investment company shares (eg mutual funds) | 2018-12-31 | $9,190,035 |
| Administrative expenses professional fees incurred | 2018-12-31 | $714,668 |
| Assets. Corporate prefeered stocks other than exployer securities at end of year | 2018-12-31 | $2,642,788 |
| Assets. Corporate prefeered stocks other than exployer securities at beginning of year | 2018-12-31 | $238,906 |
| Was this plan covered by a fidelity bond | 2018-12-31 | Yes |
| Value of fidelity bond cover | 2018-12-31 | $10,000,000 |
| If this is an individual account plan, was there a blackout period | 2018-12-31 | No |
| Total value of distributions paid in property other than in cash, annuity contracts, or publicly traded employer securities | 2018-12-31 | $0 |
| Were there any nonexempt tranactions with any party-in-interest | 2018-12-31 | No |
| Assets. Other investments not covered elsewhere at end of year | 2018-12-31 | $136,539,114 |
| Assets. Other investments not covered elsewhere at beginning of year | 2018-12-31 | $136,448,718 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2018-12-31 | $11,043,278 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2018-12-31 | $14,439,552 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2018-12-31 | $137,628,025 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2018-12-31 | $158,129,430 |
| Other income not declared elsewhere | 2018-12-31 | $-124,499,353 |
| Administrative expenses (other) incurred | 2018-12-31 | $7,617,944 |
| Total non interest bearing cash at end of year | 2018-12-31 | $97,234,778 |
| Total non interest bearing cash at beginning of year | 2018-12-31 | $5,613,137 |
| Did the receive any noncash contributions whose value was neither redily determinable on an established market nor set by an independent third party appraiser | 2018-12-31 | No |
| Value of net income/loss | 2018-12-31 | $-405,841,002 |
| Value of net assets at end of year (total assets less liabilities) | 2018-12-31 | $8,264,901,825 |
| Value of net assets at beginning of year (total assets less liabilities) | 2018-12-31 | $8,666,892,354 |
| Did the plan have a loss casued by fraud or dishonesty (regardless whether reimbursed by fidelity bond) | 2018-12-31 | No |
| Were any loans by the plan or fixed income obligations due to the plan in default | 2018-12-31 | No |
| Were any leases to which the plan was party in default or uncollectible | 2018-12-31 | No |
| Assets. partnership/joint venture interests at end of year | 2018-12-31 | $4,906,789,282 |
| Assets. partnership/joint venture interests at beginning of year | 2018-12-31 | $4,656,725,148 |
| Investment advisory and management fees | 2018-12-31 | $11,707,428 |
| Value of interest in registered invesment companies (eg mutual funds) at end of year | 2018-12-31 | $214,609,598 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2018-12-31 | $476,594,319 |
| Interest earned on other investments | 2018-12-31 | $66,539,952 |
| Income. Interest from US Government securities | 2018-12-31 | $7,774,841 |
| Income. Interest from corporate debt instruments | 2018-12-31 | $13,610,139 |
| Value of interest in common/collective trusts at end of year | 2018-12-31 | $0 |
| Value of interest in common/collective trusts at beginning of year | 2018-12-31 | $248,376,306 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2018-12-31 | $586,558,776 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2018-12-31 | $803,885,344 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2018-12-31 | $803,885,344 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2018-12-31 | $775,897 |
| Assets. Value of investments in 103.12 investment entities at end of year | 2018-12-31 | $463,621,122 |
| Assets. Value of investments in 103.12 investment entities at beginning of year | 2018-12-31 | $269,738,241 |
| Asset value of US Government securities at end of year | 2018-12-31 | $226,740,430 |
| Asset value of US Government securities at beginning of year | 2018-12-31 | $205,735,658 |
| Net investment gain/loss from registered investment companies (e.g. mutual funds) | 2018-12-31 | $-26,900,456 |
| Net investment gain or loss from common/collective trusts | 2018-12-31 | $0 |
| Net gain/loss from 103.12 investment entities | 2018-12-31 | $-39,650,808 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2018-12-31 | Yes |
| Was there a failure to transmit to the plan any participant contributions | 2018-12-31 | No |
| Has the plan failed to provide any benefit when due under the plan | 2018-12-31 | No |
| Contributions received in cash from employer | 2018-12-31 | $164,439,505 |
| Employer contributions (assets) at end of year | 2018-12-31 | $334,979,000 |
| Employer contributions (assets) at beginning of year | 2018-12-31 | $500,727,000 |
| Income. Dividends from preferred stock | 2018-12-31 | $304,210 |
| Income. Dividends from common stock | 2018-12-31 | $24,024,584 |
| Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers | 2018-12-31 | $535,208,854 |
| Asset. Corporate debt instrument debt (other) at end of year | 2018-12-31 | $342,621,986 |
| Asset. Corporate debt instrument debt (other) at beginning of year | 2018-12-31 | $381,219,126 |
| Contract administrator fees | 2018-12-31 | $5,180 |
| Assets. Corporate common stocks other than exployer securities at end of year | 2018-12-31 | $1,079,149,698 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2018-12-31 | $1,125,280,329 |
| Did the plan have assets held for investment | 2018-12-31 | Yes |
| Did the plan hold any assets whose current value was neither redily determinable on an established market nor set by an independent third party appraiser | 2018-12-31 | No |
| Were all the plan assets eitehr distributed to particpants/beneficiaries, transferred to another plan or brought under the control of the PBGC | 2018-12-31 | No |
| Accountant perfomed limited scope audit pursuant to 29 CFR 2520.103-8 and/or 103-12(d) | 2018-12-31 | No |
| Opinion of an independent qualified public accountant for this plan | 2018-12-31 | Unqualified |
| Accountancy firm name | 2018-12-31 | ERNST & YOUNG |
| Accountancy firm EIN | 2018-12-31 | 346565596 |
| 2017 : MAYO PENSION PLAN 2017 401k financial data |
|---|
| Unrealized appreciation/depreciation of real estate assets | 2017-12-31 | $0 |
| Unrealized appreciation/depreciation of other (non real estate) assets | 2017-12-31 | $596,656,421 |
| Total unrealized appreciation/depreciation of assets | 2017-12-31 | $596,656,421 |
| Total transfer of assets to this plan | 2017-12-31 | $4,128,919 |
| Total transfer of assets from this plan | 2017-12-31 | $0 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2017-12-31 | $158,129,430 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2017-12-31 | $189,417,575 |
| Expenses. Interest paid | 2017-12-31 | $0 |
| Amount of participant contributions which was failed to transmit to the plan within the time period described in 29 CFR 251.3-102 | 2017-12-31 | $0 |
| Total income from all sources (including contributions) | 2017-12-31 | $1,626,183,825 |
| Total loss/gain on sale of assets | 2017-12-31 | $0 |
| Total of all expenses incurred | 2017-12-31 | $483,071,476 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2017-12-31 | $463,306,277 |
| Expenses. Certain deemed distributions of participant loans | 2017-12-31 | $0 |
| Value of total corrective distributions | 2017-12-31 | $0 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2017-12-31 | $610,901,936 |
| Value of total assets at end of year | 2017-12-31 | $8,825,021,784 |
| Value of total assets at beginning of year | 2017-12-31 | $7,709,068,661 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2017-12-31 | $19,765,199 |
| Total interest from all sources | 2017-12-31 | $21,963,404 |
| Total dividends received (eg from common stock, registered investment company shares) | 2017-12-31 | $34,452,255 |
| Has a resolution to terminate the plan been adopted during the plan year or any prior plan year | 2017-12-31 | No |
| Total dividends received from registered investment company shares (eg mutual funds) | 2017-12-31 | $11,034,557 |
| Administrative expenses professional fees incurred | 2017-12-31 | $237,322 |
| Assets. Corporate prefeered stocks other than exployer securities at end of year | 2017-12-31 | $238,906 |
| Assets. Corporate prefeered stocks other than exployer securities at beginning of year | 2017-12-31 | $10,589,559 |
| Was this plan covered by a fidelity bond | 2017-12-31 | Yes |
| Value of fidelity bond cover | 2017-12-31 | $10,000,000 |
| If this is an individual account plan, was there a blackout period | 2017-12-31 | No |
| Total value of distributions paid in property other than in cash, annuity contracts, or publicly traded employer securities | 2017-12-31 | $0 |
| Were there any nonexempt tranactions with any party-in-interest | 2017-12-31 | No |
| Contributions received from participants | 2017-12-31 | $0 |
| Assets. Other investments not covered elsewhere at end of year | 2017-12-31 | $136,448,718 |
| Assets. Other investments not covered elsewhere at beginning of year | 2017-12-31 | $140,525,858 |
| Income. Received or receivable in cash from other sources (including rollovers) | 2017-12-31 | $0 |
| Expenses. Other payments made (not to insurance carriers or or participants/beneficiaries) | 2017-12-31 | $0 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2017-12-31 | $14,439,552 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2017-12-31 | $33,049,132 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2017-12-31 | $158,129,430 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2017-12-31 | $189,417,575 |
| Other income not declared elsewhere | 2017-12-31 | $213,296,333 |
| Administrative expenses (other) incurred | 2017-12-31 | $6,789,207 |
| Total non interest bearing cash at end of year | 2017-12-31 | $5,613,137 |
| Total non interest bearing cash at beginning of year | 2017-12-31 | $34,973,493 |
| Did the receive any noncash contributions whose value was neither redily determinable on an established market nor set by an independent third party appraiser | 2017-12-31 | No |
| Income. Non cash contributions | 2017-12-31 | $0 |
| Value of net income/loss | 2017-12-31 | $1,143,112,349 |
| Value of net assets at end of year (total assets less liabilities) | 2017-12-31 | $8,666,892,354 |
| Value of net assets at beginning of year (total assets less liabilities) | 2017-12-31 | $7,519,651,086 |
| Did the plan have a loss casued by fraud or dishonesty (regardless whether reimbursed by fidelity bond) | 2017-12-31 | No |
| Were any loans by the plan or fixed income obligations due to the plan in default | 2017-12-31 | No |
| Were any leases to which the plan was party in default or uncollectible | 2017-12-31 | No |
| Assets. partnership/joint venture interests at end of year | 2017-12-31 | $4,656,725,148 |
| Assets. partnership/joint venture interests at beginning of year | 2017-12-31 | $4,110,307,750 |
| Investment advisory and management fees | 2017-12-31 | $12,157,444 |
| Value of interest in registered invesment companies (eg mutual funds) at end of year | 2017-12-31 | $476,594,319 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2017-12-31 | $448,484,626 |
| Interest on participant loans | 2017-12-31 | $0 |
| Income. Interest from loans (other than to participants) | 2017-12-31 | $0 |
| Interest earned on other investments | 2017-12-31 | $1,188,123 |
| Income. Interest from US Government securities | 2017-12-31 | $7,430,552 |
| Income. Interest from corporate debt instruments | 2017-12-31 | $13,111,447 |
| Value of interest in common/collective trusts at end of year | 2017-12-31 | $269,738,241 |
| Value of interest in common/collective trusts at beginning of year | 2017-12-31 | $403,855,940 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2017-12-31 | $803,885,344 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2017-12-31 | $602,210,706 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2017-12-31 | $602,210,706 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2017-12-31 | $233,282 |
| Assets. Value of investments in 103.12 investment entities at end of year | 2017-12-31 | $248,376,306 |
| Assets. Value of investments in 103.12 investment entities at beginning of year | 2017-12-31 | $0 |
| Expenses. Payments to insurance carriers foe the provision of benefits | 2017-12-31 | $0 |
| Asset value of US Government securities at end of year | 2017-12-31 | $205,735,658 |
| Asset value of US Government securities at beginning of year | 2017-12-31 | $269,483,299 |
| Net investment gain/loss from registered investment companies (e.g. mutual funds) | 2017-12-31 | $32,975,635 |
| Net investment gain/loss from pooled separate accounts | 2017-12-31 | $0 |
| Net gain/loss from 103.12 investment entities | 2017-12-31 | $115,937,841 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2017-12-31 | Yes |
| Was there a failure to transmit to the plan any participant contributions | 2017-12-31 | No |
| Has the plan failed to provide any benefit when due under the plan | 2017-12-31 | No |
| Contributions received in cash from employer | 2017-12-31 | $610,901,936 |
| Employer contributions (assets) at end of year | 2017-12-31 | $500,727,000 |
| Employer contributions (assets) at beginning of year | 2017-12-31 | $417,877,000 |
| Income. Dividends from preferred stock | 2017-12-31 | $1,974,305 |
| Income. Dividends from common stock | 2017-12-31 | $21,443,393 |
| Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers | 2017-12-31 | $463,306,277 |
| Asset. Corporate debt instrument debt (other) at end of year | 2017-12-31 | $381,219,126 |
| Asset. Corporate debt instrument debt (other) at beginning of year | 2017-12-31 | $305,652,215 |
| Contract administrator fees | 2017-12-31 | $581,226 |
| Assets. Corporate common stocks other than exployer securities at end of year | 2017-12-31 | $1,125,280,329 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2017-12-31 | $932,059,083 |
| Did the plan have assets held for investment | 2017-12-31 | Yes |
| Did the plan hold any assets whose current value was neither redily determinable on an established market nor set by an independent third party appraiser | 2017-12-31 | No |
| Were all the plan assets eitehr distributed to particpants/beneficiaries, transferred to another plan or brought under the control of the PBGC | 2017-12-31 | No |
| Aggregate proceeds on sale of assets | 2017-12-31 | $0 |
| Aggregate carrying amount (costs) on sale of assets | 2017-12-31 | $0 |
| Accountant perfomed limited scope audit pursuant to 29 CFR 2520.103-8 and/or 103-12(d) | 2017-12-31 | No |
| Opinion of an independent qualified public accountant for this plan | 2017-12-31 | Unqualified |
| Accountancy firm name | 2017-12-31 | ERNST & YOUNG |
| Accountancy firm EIN | 2017-12-31 | 346565596 |
| 2016 : MAYO PENSION PLAN 2016 401k financial data |
|---|
| Unrealized appreciation/depreciation of other (non real estate) assets | 2016-12-31 | $183,918,693 |
| Total unrealized appreciation/depreciation of assets | 2016-12-31 | $183,918,693 |
| Total transfer of assets to this plan | 2016-12-31 | $4,034,919 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2016-12-31 | $189,417,575 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2016-12-31 | $223,074,506 |
| Total income from all sources (including contributions) | 2016-12-31 | $812,071,280 |
| Total loss/gain on sale of assets | 2016-12-31 | $0 |
| Total of all expenses incurred | 2016-12-31 | $352,854,445 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2016-12-31 | $333,727,357 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2016-12-31 | $508,108,758 |
| Value of total assets at end of year | 2016-12-31 | $7,709,068,661 |
| Value of total assets at beginning of year | 2016-12-31 | $7,279,473,838 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2016-12-31 | $19,127,088 |
| Total interest from all sources | 2016-12-31 | $19,867,684 |
| Total dividends received (eg from common stock, registered investment company shares) | 2016-12-31 | $40,168,234 |
| Has a resolution to terminate the plan been adopted during the plan year or any prior plan year | 2016-12-31 | No |
| Total dividends received from registered investment company shares (eg mutual funds) | 2016-12-31 | $18,256,060 |
| Administrative expenses professional fees incurred | 2016-12-31 | $278,715 |
| Assets. Corporate prefeered stocks other than exployer securities at end of year | 2016-12-31 | $10,589,559 |
| Assets. Corporate prefeered stocks other than exployer securities at beginning of year | 2016-12-31 | $13,512,681 |
| Was this plan covered by a fidelity bond | 2016-12-31 | Yes |
| Value of fidelity bond cover | 2016-12-31 | $10,000,000 |
| If this is an individual account plan, was there a blackout period | 2016-12-31 | No |
| Total value of distributions paid in property other than in cash, annuity contracts, or publicly traded employer securities | 2016-12-31 | $0 |
| Were there any nonexempt tranactions with any party-in-interest | 2016-12-31 | No |
| Assets. Other investments not covered elsewhere at end of year | 2016-12-31 | $140,525,858 |
| Assets. Other investments not covered elsewhere at beginning of year | 2016-12-31 | $207,302,162 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2016-12-31 | $33,049,132 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2016-12-31 | $13,610,529 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2016-12-31 | $189,417,575 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2016-12-31 | $223,074,506 |
| Other income not declared elsewhere | 2016-12-31 | $18,021,090 |
| Administrative expenses (other) incurred | 2016-12-31 | $6,271,237 |
| Total non interest bearing cash at end of year | 2016-12-31 | $34,973,493 |
| Total non interest bearing cash at beginning of year | 2016-12-31 | $39,008,068 |
| Did the receive any noncash contributions whose value was neither redily determinable on an established market nor set by an independent third party appraiser | 2016-12-31 | No |
| Value of net income/loss | 2016-12-31 | $459,216,835 |
| Value of net assets at end of year (total assets less liabilities) | 2016-12-31 | $7,519,651,086 |
| Value of net assets at beginning of year (total assets less liabilities) | 2016-12-31 | $7,056,399,332 |
| Did the plan have a loss casued by fraud or dishonesty (regardless whether reimbursed by fidelity bond) | 2016-12-31 | No |
| Were any loans by the plan or fixed income obligations due to the plan in default | 2016-12-31 | No |
| Were any leases to which the plan was party in default or uncollectible | 2016-12-31 | No |
| Assets. partnership/joint venture interests at end of year | 2016-12-31 | $4,110,307,750 |
| Assets. partnership/joint venture interests at beginning of year | 2016-12-31 | $4,275,418,200 |
| Investment advisory and management fees | 2016-12-31 | $12,005,171 |
| Value of interest in registered invesment companies (eg mutual funds) at end of year | 2016-12-31 | $448,484,626 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2016-12-31 | $374,119,737 |
| Interest earned on other investments | 2016-12-31 | $804,302 |
| Income. Interest from US Government securities | 2016-12-31 | $7,503,393 |
| Income. Interest from corporate debt instruments | 2016-12-31 | $11,354,738 |
| Value of interest in common/collective trusts at end of year | 2016-12-31 | $403,855,940 |
| Value of interest in common/collective trusts at beginning of year | 2016-12-31 | $202,892,310 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2016-12-31 | $602,210,706 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2016-12-31 | $285,672,129 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2016-12-31 | $285,672,129 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2016-12-31 | $205,251 |
| Assets. Value of investments in 103.12 investment entities at end of year | 2016-12-31 | $0 |
| Assets. Value of investments in 103.12 investment entities at beginning of year | 2016-12-31 | $0 |
| Asset value of US Government securities at end of year | 2016-12-31 | $269,483,299 |
| Asset value of US Government securities at beginning of year | 2016-12-31 | $264,192,528 |
| Net investment gain/loss from registered investment companies (e.g. mutual funds) | 2016-12-31 | $29,479,974 |
| Net investment gain or loss from common/collective trusts | 2016-12-31 | $12,506,847 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2016-12-31 | Yes |
| Was there a failure to transmit to the plan any participant contributions | 2016-12-31 | No |
| Has the plan failed to provide any benefit when due under the plan | 2016-12-31 | No |
| Contributions received in cash from employer | 2016-12-31 | $508,108,758 |
| Employer contributions (assets) at end of year | 2016-12-31 | $417,877,000 |
| Employer contributions (assets) at beginning of year | 2016-12-31 | $369,389,000 |
| Income. Dividends from preferred stock | 2016-12-31 | $2,452,041 |
| Income. Dividends from common stock | 2016-12-31 | $19,460,133 |
| Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers | 2016-12-31 | $333,727,357 |
| Asset. Corporate debt instrument debt (other) at end of year | 2016-12-31 | $305,652,215 |
| Asset. Corporate debt instrument debt (other) at beginning of year | 2016-12-31 | $270,574,988 |
| Contract administrator fees | 2016-12-31 | $571,965 |
| Assets. Corporate common stocks other than exployer securities at end of year | 2016-12-31 | $932,059,083 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2016-12-31 | $963,781,506 |
| Did the plan have assets held for investment | 2016-12-31 | Yes |
| Did the plan hold any assets whose current value was neither redily determinable on an established market nor set by an independent third party appraiser | 2016-12-31 | Yes |
| Were all the plan assets eitehr distributed to particpants/beneficiaries, transferred to another plan or brought under the control of the PBGC | 2016-12-31 | No |
| Accountant perfomed limited scope audit pursuant to 29 CFR 2520.103-8 and/or 103-12(d) | 2016-12-31 | No |
| Opinion of an independent qualified public accountant for this plan | 2016-12-31 | Unqualified |
| Accountancy firm name | 2016-12-31 | RSM US LLP |
| Accountancy firm EIN | 2016-12-31 | 420714325 |
| 2015 : MAYO PENSION PLAN 2015 401k financial data |
|---|
| Unrealized appreciation/depreciation of other (non real estate) assets | 2015-12-31 | $-50,655,776 |
| Total unrealized appreciation/depreciation of assets | 2015-12-31 | $-50,655,776 |
| Total transfer of assets to this plan | 2015-12-31 | $4,600,046 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2015-12-31 | $223,074,506 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2015-12-31 | $240,976,232 |
| Total income from all sources (including contributions) | 2015-12-31 | $625,812,654 |
| Total loss/gain on sale of assets | 2015-12-31 | $0 |
| Total of all expenses incurred | 2015-12-31 | $386,406,004 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2015-12-31 | $365,856,423 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2015-12-31 | $479,501,483 |
| Value of total assets at end of year | 2015-12-31 | $7,279,473,838 |
| Value of total assets at beginning of year | 2015-12-31 | $7,053,368,868 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2015-12-31 | $20,549,581 |
| Total interest from all sources | 2015-12-31 | $17,392,921 |
| Total dividends received (eg from common stock, registered investment company shares) | 2015-12-31 | $42,196,474 |
| Has a resolution to terminate the plan been adopted during the plan year or any prior plan year | 2015-12-31 | No |
| Total dividends received from registered investment company shares (eg mutual funds) | 2015-12-31 | $16,768,108 |
| Administrative expenses professional fees incurred | 2015-12-31 | $94,478 |
| Assets. Corporate prefeered stocks other than exployer securities at end of year | 2015-12-31 | $13,512,681 |
| Assets. Corporate prefeered stocks other than exployer securities at beginning of year | 2015-12-31 | $26,705,241 |
| Was this plan covered by a fidelity bond | 2015-12-31 | Yes |
| Value of fidelity bond cover | 2015-12-31 | $5,000,000 |
| If this is an individual account plan, was there a blackout period | 2015-12-31 | No |
| Total value of distributions paid in property other than in cash, annuity contracts, or publicly traded employer securities | 2015-12-31 | $0 |
| Were there any nonexempt tranactions with any party-in-interest | 2015-12-31 | Yes |
| Amount of non-exempt transactions with any party-in-interest | 2015-12-31 | $395,734 |
| Assets. Other investments not covered elsewhere at end of year | 2015-12-31 | $207,302,162 |
| Assets. Other investments not covered elsewhere at beginning of year | 2015-12-31 | $188,758,958 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2015-12-31 | $13,610,529 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2015-12-31 | $31,418,689 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2015-12-31 | $223,074,506 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2015-12-31 | $240,976,232 |
| Other income not declared elsewhere | 2015-12-31 | $159,864,984 |
| Administrative expenses (other) incurred | 2015-12-31 | $7,030,252 |
| Total non interest bearing cash at end of year | 2015-12-31 | $39,008,068 |
| Total non interest bearing cash at beginning of year | 2015-12-31 | $22,990,309 |
| Did the receive any noncash contributions whose value was neither redily determinable on an established market nor set by an independent third party appraiser | 2015-12-31 | No |
| Value of net income/loss | 2015-12-31 | $239,406,650 |
| Value of net assets at end of year (total assets less liabilities) | 2015-12-31 | $7,056,399,332 |
| Value of net assets at beginning of year (total assets less liabilities) | 2015-12-31 | $6,812,392,636 |
| Did the plan have a loss casued by fraud or dishonesty (regardless whether reimbursed by fidelity bond) | 2015-12-31 | No |
| Were any loans by the plan or fixed income obligations due to the plan in default | 2015-12-31 | No |
| Were any leases to which the plan was party in default or uncollectible | 2015-12-31 | No |
| Assets. partnership/joint venture interests at end of year | 2015-12-31 | $4,275,418,200 |
| Assets. partnership/joint venture interests at beginning of year | 2015-12-31 | $4,218,060,373 |
| Investment advisory and management fees | 2015-12-31 | $13,055,970 |
| Value of interest in registered invesment companies (eg mutual funds) at end of year | 2015-12-31 | $374,119,737 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2015-12-31 | $338,117,240 |
| Interest earned on other investments | 2015-12-31 | $1,064,749 |
| Income. Interest from US Government securities | 2015-12-31 | $6,162,474 |
| Income. Interest from corporate debt instruments | 2015-12-31 | $10,116,868 |
| Value of interest in common/collective trusts at end of year | 2015-12-31 | $202,892,310 |
| Value of interest in common/collective trusts at beginning of year | 2015-12-31 | $190,038,742 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2015-12-31 | $285,672,129 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2015-12-31 | $252,644,854 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2015-12-31 | $252,644,854 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2015-12-31 | $48,830 |
| Assets. Value of investments in 103.12 investment entities at end of year | 2015-12-31 | $0 |
| Assets. Value of investments in 103.12 investment entities at beginning of year | 2015-12-31 | $0 |
| Asset value of US Government securities at end of year | 2015-12-31 | $264,192,528 |
| Asset value of US Government securities at beginning of year | 2015-12-31 | $246,726,058 |
| Net investment gain/loss from registered investment companies (e.g. mutual funds) | 2015-12-31 | $-40,339,829 |
| Net investment gain or loss from common/collective trusts | 2015-12-31 | $17,852,397 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2015-12-31 | Yes |
| Was there a failure to transmit to the plan any participant contributions | 2015-12-31 | No |
| Has the plan failed to provide any benefit when due under the plan | 2015-12-31 | No |
| Contributions received in cash from employer | 2015-12-31 | $479,501,483 |
| Employer contributions (assets) at end of year | 2015-12-31 | $369,389,000 |
| Employer contributions (assets) at beginning of year | 2015-12-31 | $388,682,953 |
| Income. Dividends from preferred stock | 2015-12-31 | $4,754,867 |
| Income. Dividends from common stock | 2015-12-31 | $20,673,499 |
| Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers | 2015-12-31 | $365,856,423 |
| Asset. Corporate debt instrument debt (other) at end of year | 2015-12-31 | $270,574,988 |
| Asset. Corporate debt instrument debt (other) at beginning of year | 2015-12-31 | $292,449,405 |
| Contract administrator fees | 2015-12-31 | $368,881 |
| Assets. Corporate common stocks other than exployer securities at end of year | 2015-12-31 | $963,781,506 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2015-12-31 | $856,776,046 |
| Did the plan have assets held for investment | 2015-12-31 | Yes |
| Did the plan hold any assets whose current value was neither redily determinable on an established market nor set by an independent third party appraiser | 2015-12-31 | Yes |
| Were all the plan assets eitehr distributed to particpants/beneficiaries, transferred to another plan or brought under the control of the PBGC | 2015-12-31 | No |
| Accountant perfomed limited scope audit pursuant to 29 CFR 2520.103-8 and/or 103-12(d) | 2015-12-31 | No |
| Opinion of an independent qualified public accountant for this plan | 2015-12-31 | Unqualified |
| Accountancy firm name | 2015-12-31 | RSM US LLP |
| Accountancy firm EIN | 2015-12-31 | 420714325 |
| 2014 : MAYO PENSION PLAN 2014 401k financial data |
|---|
| Unrealized appreciation/depreciation of other (non real estate) assets | 2014-12-31 | $262,863,493 |
| Total unrealized appreciation/depreciation of assets | 2014-12-31 | $262,863,493 |
| Total transfer of assets from this plan | 2014-12-31 | $44,517 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2014-12-31 | $240,976,232 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2014-12-31 | $216,778,686 |
| Total income from all sources (including contributions) | 2014-12-31 | $976,967,252 |
| Total loss/gain on sale of assets | 2014-12-31 | $0 |
| Total of all expenses incurred | 2014-12-31 | $468,123,042 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2014-12-31 | $453,444,376 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2014-12-31 | $578,682,953 |
| Value of total assets at end of year | 2014-12-31 | $7,053,368,868 |
| Value of total assets at beginning of year | 2014-12-31 | $6,520,371,629 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2014-12-31 | $14,678,666 |
| Total interest from all sources | 2014-12-31 | $-6,050,888 |
| Total dividends received (eg from common stock, registered investment company shares) | 2014-12-31 | $29,520,143 |
| Has a resolution to terminate the plan been adopted during the plan year or any prior plan year | 2014-12-31 | No |
| Administrative expenses professional fees incurred | 2014-12-31 | $453,141 |
| Assets. Corporate prefeered stocks other than exployer securities at end of year | 2014-12-31 | $26,705,241 |
| Assets. Corporate prefeered stocks other than exployer securities at beginning of year | 2014-12-31 | $37,813,081 |
| Was this plan covered by a fidelity bond | 2014-12-31 | Yes |
| Value of fidelity bond cover | 2014-12-31 | $5,000,000 |
| If this is an individual account plan, was there a blackout period | 2014-12-31 | No |
| Total value of distributions paid in property other than in cash, annuity contracts, or publicly traded employer securities | 2014-12-31 | $0 |
| Were there any nonexempt tranactions with any party-in-interest | 2014-12-31 | No |
| Assets. Other investments not covered elsewhere at end of year | 2014-12-31 | $188,758,958 |
| Assets. Other investments not covered elsewhere at beginning of year | 2014-12-31 | $175,841,852 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2014-12-31 | $31,418,689 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2014-12-31 | $26,002,861 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2014-12-31 | $240,976,232 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2014-12-31 | $216,778,686 |
| Other income not declared elsewhere | 2014-12-31 | $121,038,426 |
| Administrative expenses (other) incurred | 2014-12-31 | $3,254,046 |
| Total non interest bearing cash at end of year | 2014-12-31 | $22,990,309 |
| Total non interest bearing cash at beginning of year | 2014-12-31 | $5,084,094 |
| Did the receive any noncash contributions whose value was neither redily determinable on an established market nor set by an independent third party appraiser | 2014-12-31 | No |
| Value of net income/loss | 2014-12-31 | $508,844,210 |
| Value of net assets at end of year (total assets less liabilities) | 2014-12-31 | $6,812,392,636 |
| Value of net assets at beginning of year (total assets less liabilities) | 2014-12-31 | $6,303,592,943 |
| Did the plan have a loss casued by fraud or dishonesty (regardless whether reimbursed by fidelity bond) | 2014-12-31 | No |
| Were any loans by the plan or fixed income obligations due to the plan in default | 2014-12-31 | No |
| Were any leases to which the plan was party in default or uncollectible | 2014-12-31 | No |
| Assets. partnership/joint venture interests at end of year | 2014-12-31 | $4,218,060,373 |
| Assets. partnership/joint venture interests at beginning of year | 2014-12-31 | $3,803,268,695 |
| Investment advisory and management fees | 2014-12-31 | $9,746,927 |
| Value of interest in registered invesment companies (eg mutual funds) at end of year | 2014-12-31 | $338,117,240 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2014-12-31 | $276,411,797 |
| Interest earned on other investments | 2014-12-31 | $-20,295,558 |
| Income. Interest from US Government securities | 2014-12-31 | $9,087,202 |
| Income. Interest from corporate debt instruments | 2014-12-31 | $5,145,076 |
| Value of interest in common/collective trusts at end of year | 2014-12-31 | $190,038,742 |
| Value of interest in common/collective trusts at beginning of year | 2014-12-31 | $198,790,638 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2014-12-31 | $252,644,854 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2014-12-31 | $269,628,817 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2014-12-31 | $269,628,817 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2014-12-31 | $12,392 |
| Asset value of US Government securities at end of year | 2014-12-31 | $246,726,058 |
| Asset value of US Government securities at beginning of year | 2014-12-31 | $248,513,867 |
| Net investment gain/loss from registered investment companies (e.g. mutual funds) | 2014-12-31 | $4,496,148 |
| Net investment gain or loss from common/collective trusts | 2014-12-31 | $-13,583,023 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2014-12-31 | Yes |
| Was there a failure to transmit to the plan any participant contributions | 2014-12-31 | No |
| Has the plan failed to provide any benefit when due under the plan | 2014-12-31 | No |
| Contributions received in cash from employer | 2014-12-31 | $578,682,953 |
| Employer contributions (assets) at end of year | 2014-12-31 | $388,682,953 |
| Employer contributions (assets) at beginning of year | 2014-12-31 | $215,112,000 |
| Income. Dividends from preferred stock | 2014-12-31 | $29,520,143 |
| Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers | 2014-12-31 | $453,444,376 |
| Asset. Corporate debt instrument debt (other) at end of year | 2014-12-31 | $292,449,405 |
| Asset. Corporate debt instrument debt (other) at beginning of year | 2014-12-31 | $342,809,409 |
| Contract administrator fees | 2014-12-31 | $1,224,552 |
| Assets. Corporate common stocks other than exployer securities at end of year | 2014-12-31 | $856,776,046 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2014-12-31 | $921,094,518 |
| Did the plan have assets held for investment | 2014-12-31 | Yes |
| Did the plan hold any assets whose current value was neither redily determinable on an established market nor set by an independent third party appraiser | 2014-12-31 | Yes |
| Were all the plan assets eitehr distributed to particpants/beneficiaries, transferred to another plan or brought under the control of the PBGC | 2014-12-31 | No |
| Accountant perfomed limited scope audit pursuant to 29 CFR 2520.103-8 and/or 103-12(d) | 2014-12-31 | No |
| Opinion of an independent qualified public accountant for this plan | 2014-12-31 | Unqualified |
| Accountancy firm name | 2014-12-31 | MCGLADREY, LLP |
| Accountancy firm EIN | 2014-12-31 | 420714325 |
| 2013 : MAYO PENSION PLAN 2013 401k financial data |
|---|
| Unrealized appreciation/depreciation of other (non real estate) assets | 2013-12-31 | $280,051,917 |
| Total unrealized appreciation/depreciation of assets | 2013-12-31 | $280,051,917 |
| Total transfer of assets to this plan | 2013-12-31 | $989,517 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2013-12-31 | $216,778,686 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2013-12-31 | $478,054,827 |
| Total income from all sources (including contributions) | 2013-12-31 | $1,005,453,064 |
| Total loss/gain on sale of assets | 2013-12-31 | $0 |
| Total of all expenses incurred | 2013-12-31 | $350,127,475 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2013-12-31 | $330,819,950 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2013-12-31 | $215,112,000 |
| Value of total assets at end of year | 2013-12-31 | $6,520,371,629 |
| Value of total assets at beginning of year | 2013-12-31 | $6,125,332,664 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2013-12-31 | $19,307,525 |
| Total interest from all sources | 2013-12-31 | $-72,603,559 |
| Total dividends received (eg from common stock, registered investment company shares) | 2013-12-31 | $248,279,022 |
| Has a resolution to terminate the plan been adopted during the plan year or any prior plan year | 2013-12-31 | No |
| Administrative expenses professional fees incurred | 2013-12-31 | $81,056 |
| Assets. Corporate prefeered stocks other than exployer securities at end of year | 2013-12-31 | $37,813,081 |
| Assets. Corporate prefeered stocks other than exployer securities at beginning of year | 2013-12-31 | $25,408,415 |
| Was this plan covered by a fidelity bond | 2013-12-31 | Yes |
| Value of fidelity bond cover | 2013-12-31 | $5,000,000 |
| If this is an individual account plan, was there a blackout period | 2013-12-31 | No |
| Total value of distributions paid in property other than in cash, annuity contracts, or publicly traded employer securities | 2013-12-31 | $0 |
| Were there any nonexempt tranactions with any party-in-interest | 2013-12-31 | No |
| Assets. Other investments not covered elsewhere at end of year | 2013-12-31 | $175,841,852 |
| Assets. Other investments not covered elsewhere at beginning of year | 2013-12-31 | $149,280,888 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2013-12-31 | $26,002,861 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2013-12-31 | $319,548,818 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2013-12-31 | $216,778,686 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2013-12-31 | $478,054,827 |
| Other income not declared elsewhere | 2013-12-31 | $356,516,089 |
| Administrative expenses (other) incurred | 2013-12-31 | $5,936,307 |
| Total non interest bearing cash at end of year | 2013-12-31 | $5,084,094 |
| Total non interest bearing cash at beginning of year | 2013-12-31 | $17,135,442 |
| Did the receive any noncash contributions whose value was neither redily determinable on an established market nor set by an independent third party appraiser | 2013-12-31 | No |
| Value of net income/loss | 2013-12-31 | $655,325,589 |
| Value of net assets at end of year (total assets less liabilities) | 2013-12-31 | $6,303,592,943 |
| Value of net assets at beginning of year (total assets less liabilities) | 2013-12-31 | $5,647,277,837 |
| Did the plan have a loss casued by fraud or dishonesty (regardless whether reimbursed by fidelity bond) | 2013-12-31 | No |
| Were any loans by the plan or fixed income obligations due to the plan in default | 2013-12-31 | No |
| Were any leases to which the plan was party in default or uncollectible | 2013-12-31 | No |
| Assets. partnership/joint venture interests at end of year | 2013-12-31 | $3,803,268,695 |
| Assets. partnership/joint venture interests at beginning of year | 2013-12-31 | $3,268,998,428 |
| Investment advisory and management fees | 2013-12-31 | $13,133,507 |
| Value of interest in registered invesment companies (eg mutual funds) at end of year | 2013-12-31 | $276,411,797 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2013-12-31 | $255,814,000 |
| Interest earned on other investments | 2013-12-31 | $-49,896,635 |
| Income. Interest from US Government securities | 2013-12-31 | $-20,179,541 |
| Income. Interest from corporate debt instruments | 2013-12-31 | $-2,523,913 |
| Value of interest in common/collective trusts at end of year | 2013-12-31 | $198,790,638 |
| Value of interest in common/collective trusts at beginning of year | 2013-12-31 | $154,594,459 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2013-12-31 | $269,628,817 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2013-12-31 | $235,841,848 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2013-12-31 | $235,841,848 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2013-12-31 | $-3,470 |
| Asset value of US Government securities at end of year | 2013-12-31 | $248,513,867 |
| Asset value of US Government securities at beginning of year | 2013-12-31 | $249,691,449 |
| Net investment gain/loss from registered investment companies (e.g. mutual funds) | 2013-12-31 | $-57,479,753 |
| Net investment gain or loss from common/collective trusts | 2013-12-31 | $35,577,348 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2013-12-31 | No |
| Was there a failure to transmit to the plan any participant contributions | 2013-12-31 | No |
| Has the plan failed to provide any benefit when due under the plan | 2013-12-31 | No |
| Contributions received in cash from employer | 2013-12-31 | $215,112,000 |
| Employer contributions (assets) at end of year | 2013-12-31 | $215,112,000 |
| Employer contributions (assets) at beginning of year | 2013-12-31 | $252,156,000 |
| Income. Dividends from preferred stock | 2013-12-31 | $248,279,022 |
| Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers | 2013-12-31 | $330,819,950 |
| Asset. Corporate debt instrument debt (other) at end of year | 2013-12-31 | $342,809,409 |
| Asset. Corporate debt instrument debt (other) at beginning of year | 2013-12-31 | $308,535,498 |
| Contract administrator fees | 2013-12-31 | $156,655 |
| Was the provided the required notice or one of the exceptions to providing the black out period notice applied under 29 CFR 2520.101-3 | 2013-12-31 | No |
| Assets. Corporate common stocks other than exployer securities at end of year | 2013-12-31 | $921,094,518 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2013-12-31 | $888,327,419 |
| Did the plan have assets held for investment | 2013-12-31 | Yes |
| Did the plan hold any assets whose current value was neither redily determinable on an established market nor set by an independent third party appraiser | 2013-12-31 | Yes |
| Were all the plan assets eitehr distributed to particpants/beneficiaries, transferred to another plan or brought under the control of the PBGC | 2013-12-31 | No |
| Accountant perfomed limited scope audit pursuant to 29 CFR 2520.103-8 and/or 103-12(d) | 2013-12-31 | No |
| Opinion of an independent qualified public accountant for this plan | 2013-12-31 | Unqualified |
| Accountancy firm name | 2013-12-31 | MCGLADREY, LLP |
| Accountancy firm EIN | 2013-12-31 | 420714325 |
| 2012 : MAYO PENSION PLAN 2012 401k financial data |
|---|
| Total unrealized appreciation/depreciation of assets | 2012-12-31 | $0 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2012-12-31 | $478,054,827 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2012-12-31 | $152,081,812 |
| Total income from all sources (including contributions) | 2012-12-31 | $949,007,797 |
| Total loss/gain on sale of assets | 2012-12-31 | $0 |
| Total of all expenses incurred | 2012-12-31 | $232,399,129 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2012-12-31 | $222,246,473 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2012-12-31 | $389,156,000 |
| Value of total assets at end of year | 2012-12-31 | $6,125,332,664 |
| Value of total assets at beginning of year | 2012-12-31 | $5,082,750,981 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2012-12-31 | $10,152,656 |
| Total interest from all sources | 2012-12-31 | $23,245,718 |
| Total dividends received (eg from common stock, registered investment company shares) | 2012-12-31 | $28,554,888 |
| Has a resolution to terminate the plan been adopted during the plan year or any prior plan year | 2012-12-31 | No |
| Total dividends received from registered investment company shares (eg mutual funds) | 2012-12-31 | $9,602,573 |
| Administrative expenses professional fees incurred | 2012-12-31 | $181,544 |
| Assets. Corporate prefeered stocks other than exployer securities at end of year | 2012-12-31 | $25,408,415 |
| Assets. Corporate prefeered stocks other than exployer securities at beginning of year | 2012-12-31 | $13,319,322 |
| Was this plan covered by a fidelity bond | 2012-12-31 | Yes |
| Value of fidelity bond cover | 2012-12-31 | $5,000,000 |
| If this is an individual account plan, was there a blackout period | 2012-12-31 | No |
| Total value of distributions paid in property other than in cash, annuity contracts, or publicly traded employer securities | 2012-12-31 | $0 |
| Were there any nonexempt tranactions with any party-in-interest | 2012-12-31 | No |
| Assets. Other investments not covered elsewhere at end of year | 2012-12-31 | $149,280,888 |
| Assets. Other investments not covered elsewhere at beginning of year | 2012-12-31 | $111,891,576 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2012-12-31 | $319,548,818 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2012-12-31 | $52,029,295 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2012-12-31 | $478,054,827 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2012-12-31 | $152,081,812 |
| Other income not declared elsewhere | 2012-12-31 | $32,412,207 |
| Administrative expenses (other) incurred | 2012-12-31 | $10,152,656 |
| Total non interest bearing cash at end of year | 2012-12-31 | $17,135,442 |
| Total non interest bearing cash at beginning of year | 2012-12-31 | $9,884,121 |
| Did the receive any noncash contributions whose value was neither redily determinable on an established market nor set by an independent third party appraiser | 2012-12-31 | No |
| Value of net income/loss | 2012-12-31 | $716,608,668 |
| Value of net assets at end of year (total assets less liabilities) | 2012-12-31 | $5,647,277,837 |
| Value of net assets at beginning of year (total assets less liabilities) | 2012-12-31 | $4,930,669,169 |
| Did the plan have a loss casued by fraud or dishonesty (regardless whether reimbursed by fidelity bond) | 2012-12-31 | No |
| Were any loans by the plan or fixed income obligations due to the plan in default | 2012-12-31 | No |
| Were any leases to which the plan was party in default or uncollectible | 2012-12-31 | No |
| Assets. partnership/joint venture interests at end of year | 2012-12-31 | $3,268,998,428 |
| Assets. partnership/joint venture interests at beginning of year | 2012-12-31 | $2,744,579,434 |
| Investment advisory and management fees | 2012-12-31 | $8,649,914 |
| Value of interest in registered invesment companies (eg mutual funds) at end of year | 2012-12-31 | $255,814,000 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2012-12-31 | $250,934,337 |
| Interest earned on other investments | 2012-12-31 | $1,547,337 |
| Income. Interest from US Government securities | 2012-12-31 | $9,000,023 |
| Income. Interest from corporate debt instruments | 2012-12-31 | $12,673,989 |
| Value of interest in common/collective trusts at end of year | 2012-12-31 | $154,594,459 |
| Value of interest in common/collective trusts at beginning of year | 2012-12-31 | $123,869,029 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2012-12-31 | $235,841,848 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2012-12-31 | $261,334,779 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2012-12-31 | $261,334,779 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2012-12-31 | $24,369 |
| Asset value of US Government securities at end of year | 2012-12-31 | $249,691,449 |
| Asset value of US Government securities at beginning of year | 2012-12-31 | $211,847,296 |
| Net investment gain/loss from registered investment companies (e.g. mutual funds) | 2012-12-31 | $472,561,201 |
| Net investment gain or loss from common/collective trusts | 2012-12-31 | $3,077,089 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2012-12-31 | No |
| Was there a failure to transmit to the plan any participant contributions | 2012-12-31 | No |
| Has the plan failed to provide any benefit when due under the plan | 2012-12-31 | No |
| Contributions received in cash from employer | 2012-12-31 | $389,156,000 |
| Employer contributions (assets) at end of year | 2012-12-31 | $252,156,000 |
| Employer contributions (assets) at beginning of year | 2012-12-31 | $339,805,000 |
| Income. Dividends from preferred stock | 2012-12-31 | $875,434 |
| Income. Dividends from common stock | 2012-12-31 | $18,076,881 |
| Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers | 2012-12-31 | $222,246,473 |
| Asset. Corporate debt instrument debt (other) at end of year | 2012-12-31 | $308,535,498 |
| Asset. Corporate debt instrument debt (other) at beginning of year | 2012-12-31 | $249,816,702 |
| Contract administrator fees | 2012-12-31 | $718,691 |
| Was the provided the required notice or one of the exceptions to providing the black out period notice applied under 29 CFR 2520.101-3 | 2012-12-31 | No |
| Assets. Corporate common stocks other than exployer securities at end of year | 2012-12-31 | $888,327,419 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2012-12-31 | $713,440,090 |
| Did the plan have assets held for investment | 2012-12-31 | Yes |
| Did the plan hold any assets whose current value was neither redily determinable on an established market nor set by an independent third party appraiser | 2012-12-31 | No |
| Were all the plan assets eitehr distributed to particpants/beneficiaries, transferred to another plan or brought under the control of the PBGC | 2012-12-31 | No |
| Accountant perfomed limited scope audit pursuant to 29 CFR 2520.103-8 and/or 103-12(d) | 2012-12-31 | No |
| Opinion of an independent qualified public accountant for this plan | 2012-12-31 | Unqualified |
| Accountancy firm name | 2012-12-31 | MCGLADREY, LLP |
| Accountancy firm EIN | 2012-12-31 | 420714325 |
| 2011 : MAYO PENSION PLAN 2011 401k financial data |
|---|
| Unrealized appreciation/depreciation of other (non real estate) assets | 2011-12-31 | $257,233 |
| Total unrealized appreciation/depreciation of assets | 2011-12-31 | $0 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2011-12-31 | $0 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2011-12-31 | $0 |
| Total income from all sources (including contributions) | 2011-12-31 | $172,217 |
| Total loss/gain on sale of assets | 2011-12-31 | $0 |
| Total of all expenses incurred | 2011-12-31 | $75,095 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2011-12-31 | $73,931 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2011-12-31 | $181,089 |
| Value of total assets at end of year | 2011-12-31 | $1,579,949 |
| Value of total assets at beginning of year | 2011-12-31 | $1,482,827 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2011-12-31 | $1,164 |
| Total interest from all sources | 2011-12-31 | $0 |
| Total dividends received (eg from common stock, registered investment company shares) | 2011-12-31 | $43,012 |
| Has a resolution to terminate the plan been adopted during the plan year or any prior plan year | 2011-12-31 | No |
| Total dividends received from registered investment company shares (eg mutual funds) | 2011-12-31 | $43,012 |
| Administrative expenses professional fees incurred | 2011-12-31 | $93,791 |
| Assets. Corporate prefeered stocks other than exployer securities at end of year | 2011-12-31 | $13,319,322 |
| Assets. Corporate prefeered stocks other than exployer securities at beginning of year | 2011-12-31 | $11,053,453 |
| Was this plan covered by a fidelity bond | 2011-12-31 | Yes |
| Value of fidelity bond cover | 2011-12-31 | $5,000,000 |
| If this is an individual account plan, was there a blackout period | 2011-12-31 | No |
| Total value of distributions paid in property other than in cash, annuity contracts, or publicly traded employer securities | 2011-12-31 | $0 |
| Were there any nonexempt tranactions with any party-in-interest | 2011-12-31 | No |
| Contributions received from participants | 2011-12-31 | $164,694 |
| Assets. Other investments not covered elsewhere at end of year | 2011-12-31 | $111,891,576 |
| Assets. Other investments not covered elsewhere at beginning of year | 2011-12-31 | $115,440,497 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2011-12-31 | $52,029,295 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2011-12-31 | $33,582,558 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2011-12-31 | $152,081,812 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2011-12-31 | $156,288,239 |
| Other income not declared elsewhere | 2011-12-31 | $23,627,915 |
| Administrative expenses (other) incurred | 2011-12-31 | $1,164 |
| Total non interest bearing cash at end of year | 2011-12-31 | $9,884,121 |
| Total non interest bearing cash at beginning of year | 2011-12-31 | $16,728,571 |
| Did the receive any noncash contributions whose value was neither redily determinable on an established market nor set by an independent third party appraiser | 2011-12-31 | No |
| Value of net income/loss | 2011-12-31 | $97,122 |
| Value of net assets at end of year (total assets less liabilities) | 2011-12-31 | $1,579,949 |
| Value of net assets at beginning of year (total assets less liabilities) | 2011-12-31 | $1,482,827 |
| Did the plan have a loss casued by fraud or dishonesty (regardless whether reimbursed by fidelity bond) | 2011-12-31 | No |
| Were any loans by the plan or fixed income obligations due to the plan in default | 2011-12-31 | No |
| Were any leases to which the plan was party in default or uncollectible | 2011-12-31 | No |
| Assets. partnership/joint venture interests at end of year | 2011-12-31 | $2,744,579,434 |
| Assets. partnership/joint venture interests at beginning of year | 2011-12-31 | $2,492,846,154 |
| Investment advisory and management fees | 2011-12-31 | $9,918,892 |
| Value of interest in registered invesment companies (eg mutual funds) at end of year | 2011-12-31 | $1,523,213 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2011-12-31 | $1,367,095 |
| Interest earned on other investments | 2011-12-31 | $1,182,260 |
| Income. Interest from US Government securities | 2011-12-31 | $9,222,228 |
| Income. Interest from corporate debt instruments | 2011-12-31 | $13,092,853 |
| Value of interest in master investment trust accounts at end of year | 2011-12-31 | $17,610 |
| Value of interest in master investment trust accounts at beginning of year | 2011-12-31 | $31,558 |
| Value of interest in common/collective trusts at end of year | 2011-12-31 | $123,869,029 |
| Value of interest in common/collective trusts at beginning of year | 2011-12-31 | $136,140,361 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2011-12-31 | $39,126 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2011-12-31 | $84,174 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2011-12-31 | $84,174 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2011-12-31 | $27,342 |
| Asset value of US Government securities at end of year | 2011-12-31 | $211,847,296 |
| Asset value of US Government securities at beginning of year | 2011-12-31 | $253,180,537 |
| Net investment gain/loss from registered investment companies (e.g. mutual funds) | 2011-12-31 | $-52,524 |
| Net investment gain or loss from common/collective trusts | 2011-12-31 | $640 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2011-12-31 | No |
| Was there a failure to transmit to the plan any participant contributions | 2011-12-31 | No |
| Has the plan failed to provide any benefit when due under the plan | 2011-12-31 | No |
| Contributions received in cash from employer | 2011-12-31 | $16,395 |
| Employer contributions (assets) at end of year | 2011-12-31 | $339,805,000 |
| Employer contributions (assets) at beginning of year | 2011-12-31 | $27,964,000 |
| Income. Dividends from preferred stock | 2011-12-31 | $896,390 |
| Income. Dividends from common stock | 2011-12-31 | $16,019,565 |
| Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers | 2011-12-31 | $73,931 |
| Asset. Corporate debt instrument debt (other) at end of year | 2011-12-31 | $249,816,702 |
| Asset. Corporate debt instrument debt (other) at beginning of year | 2011-12-31 | $238,051,108 |
| Contract administrator fees | 2011-12-31 | $599,098 |
| Was the provided the required notice or one of the exceptions to providing the black out period notice applied under 29 CFR 2520.101-3 | 2011-12-31 | No |
| Assets. Corporate common stocks other than exployer securities at end of year | 2011-12-31 | $713,440,090 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2011-12-31 | $751,140,768 |
| Did the plan have assets held for investment | 2011-12-31 | Yes |
| Did the plan hold any assets whose current value was neither redily determinable on an established market nor set by an independent third party appraiser | 2011-12-31 | No |
| Were all the plan assets eitehr distributed to particpants/beneficiaries, transferred to another plan or brought under the control of the PBGC | 2011-12-31 | No |
| Accountant perfomed limited scope audit pursuant to 29 CFR 2520.103-8 and/or 103-12(d) | 2011-12-31 | Yes |
| Opinion of an independent qualified public accountant for this plan | 2011-12-31 | Disclaimer |
| Accountancy firm name | 2011-12-31 | MCGLADREY LLP |
| Accountancy firm EIN | 2011-12-31 | 420714325 |
| 2010 : MAYO PENSION PLAN 2010 401k financial data |
|---|
| Unrealized appreciation/depreciation of other (non real estate) assets | 2010-12-31 | $452,105,796 |
| Total unrealized appreciation/depreciation of assets | 2010-12-31 | $452,105,796 |
| Total transfer of assets to this plan | 2010-12-31 | $58,593,857 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2010-12-31 | $156,288,239 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2010-12-31 | $166,219,332 |
| Total income from all sources (including contributions) | 2010-12-31 | $377,122 |
| Total loss/gain on sale of assets | 2010-12-31 | $0 |
| Total of all expenses incurred | 2010-12-31 | $15,024 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2010-12-31 | $14,194 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2010-12-31 | $225,463 |
| Value of total assets at end of year | 2010-12-31 | $1,482,827 |
| Value of total assets at beginning of year | 2010-12-31 | $1,120,729 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2010-12-31 | $830 |
| Total interest from all sources | 2010-12-31 | $23,634,954 |
| Total dividends received (eg from common stock, registered investment company shares) | 2010-12-31 | $31,296 |
| Has a resolution to terminate the plan been adopted during the plan year or any prior plan year | 2010-12-31 | No |
| Total dividends received from registered investment company shares (eg mutual funds) | 2010-12-31 | $31,296 |
| Assets. Corporate prefeered stocks other than exployer securities at end of year | 2010-12-31 | $11,053,453 |
| Assets. Corporate prefeered stocks other than exployer securities at beginning of year | 2010-12-31 | $20,367,394 |
| Was this plan covered by a fidelity bond | 2010-12-31 | Yes |
| Value of fidelity bond cover | 2010-12-31 | $5,000,000 |
| If this is an individual account plan, was there a blackout period | 2010-12-31 | No |
| Total value of distributions paid in property other than in cash, annuity contracts, or publicly traded employer securities | 2010-12-31 | $0 |
| Were there any nonexempt tranactions with any party-in-interest | 2010-12-31 | No |
| Contributions received from participants | 2010-12-31 | $205,407 |
| Participant contributions at end of year | 2010-12-31 | $741,309 |
| Participant contributions at beginning of year | 2010-12-31 | $579,821 |
| Assets. Other investments not covered elsewhere at end of year | 2010-12-31 | $115,440,497 |
| Assets. Other investments not covered elsewhere at beginning of year | 2010-12-31 | $146,218,971 |
| Income. Received or receivable in cash from other sources (including rollovers) | 2010-12-31 | $19,819,676 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2010-12-31 | $33,582,558 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2010-12-31 | $33,650,675 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2010-12-31 | $156,288,239 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2010-12-31 | $166,219,332 |
| Other income not declared elsewhere | 2010-12-31 | $20,847,617 |
| Administrative expenses (other) incurred | 2010-12-31 | $830 |
| Total non interest bearing cash at end of year | 2010-12-31 | $16,728,571 |
| Total non interest bearing cash at beginning of year | 2010-12-31 | $18,739,221 |
| Did the receive any noncash contributions whose value was neither redily determinable on an established market nor set by an independent third party appraiser | 2010-12-31 | No |
| Value of net income/loss | 2010-12-31 | $362,098 |
| Value of net assets at end of year (total assets less liabilities) | 2010-12-31 | $1,482,827 |
| Value of net assets at beginning of year (total assets less liabilities) | 2010-12-31 | $1,120,729 |
| Did the plan have a loss casued by fraud or dishonesty (regardless whether reimbursed by fidelity bond) | 2010-12-31 | No |
| Were any loans by the plan or fixed income obligations due to the plan in default | 2010-12-31 | No |
| Were any leases to which the plan was party in default or uncollectible | 2010-12-31 | No |
| Assets. partnership/joint venture interests at end of year | 2010-12-31 | $2,492,846,154 |
| Assets. partnership/joint venture interests at beginning of year | 2010-12-31 | $1,953,932,389 |
| Investment advisory and management fees | 2010-12-31 | $2,358,421 |
| Value of interest in registered invesment companies (eg mutual funds) at end of year | 2010-12-31 | $1,367,095 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2010-12-31 | $1,038,650 |
| Value of interest in pooled separate accounts at beginning of year | 2010-12-31 | $1,804,898 |
| Interest earned on other investments | 2010-12-31 | $967,458 |
| Income. Interest from US Government securities | 2010-12-31 | $9,029,959 |
| Income. Interest from corporate debt instruments | 2010-12-31 | $13,624,190 |
| Value of interest in master investment trust accounts at end of year | 2010-12-31 | $31,558 |
| Value of interest in master investment trust accounts at beginning of year | 2010-12-31 | $13,316 |
| Value of interest in common/collective trusts at end of year | 2010-12-31 | $136,140,361 |
| Value of interest in common/collective trusts at beginning of year | 2010-12-31 | $109,188,935 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2010-12-31 | $84,174 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2010-12-31 | $68,763 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2010-12-31 | $68,763 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2010-12-31 | $13,347 |
| Value of funds held in insurance company general accounts (unallocated contracts) at end of year | 2010-12-31 | $165,182,006 |
| Asset value of US Government securities at end of year | 2010-12-31 | $253,180,537 |
| Asset value of US Government securities at beginning of year | 2010-12-31 | $202,903,007 |
| Net investment gain/loss from registered investment companies (e.g. mutual funds) | 2010-12-31 | $119,757 |
| Net investment gain or loss from common/collective trusts | 2010-12-31 | $606 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2010-12-31 | No |
| Was there a failure to transmit to the plan any participant contributions | 2010-12-31 | No |
| Has the plan failed to provide any benefit when due under the plan | 2010-12-31 | No |
| Contributions received in cash from employer | 2010-12-31 | $20,056 |
| Employer contributions (assets) at end of year | 2010-12-31 | $27,964,000 |
| Employer contributions (assets) at beginning of year | 2010-12-31 | $31,524,000 |
| Income. Dividends from preferred stock | 2010-12-31 | $1,246,288 |
| Income. Dividends from common stock | 2010-12-31 | $13,415,142 |
| Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers | 2010-12-31 | $14,194 |
| Asset. Corporate debt instrument debt (other) at end of year | 2010-12-31 | $238,051,108 |
| Asset. Corporate debt instrument debt (other) at beginning of year | 2010-12-31 | $239,543,139 |
| Was the provided the required notice or one of the exceptions to providing the black out period notice applied under 29 CFR 2520.101-3 | 2010-12-31 | No |
| Assets. Corporate common stocks other than exployer securities at end of year | 2010-12-31 | $751,140,768 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2010-12-31 | $666,659,917 |
| Did the plan have assets held for investment | 2010-12-31 | Yes |
| Did the plan hold any assets whose current value was neither redily determinable on an established market nor set by an independent third party appraiser | 2010-12-31 | No |
| Were all the plan assets eitehr distributed to particpants/beneficiaries, transferred to another plan or brought under the control of the PBGC | 2010-12-31 | No |
| Accountant perfomed limited scope audit pursuant to 29 CFR 2520.103-8 and/or 103-12(d) | 2010-12-31 | Yes |
| Opinion of an independent qualified public accountant for this plan | 2010-12-31 | Disclaimer |
| Accountancy firm name | 2010-12-31 | MCGLADREY & PULLEN, LLP |
| Accountancy firm EIN | 2010-12-31 | 420714325 |
| 2009 : MAYO PENSION PLAN 2009 401k financial data |
|---|
| Total value of distributions paid in property other than in cash, annuity contracts, or publicly traded employer securities | 2009-12-31 | $0 |
