NORTHROP GRUMMAN CORPORATION has sponsored the creation of one or more 401k plans.
Submission information for form 5500 for 401k plan NG DC MASTER TRUST STABLE VALUE FUND
| Measure | Date | Value |
|---|
| 2024 : NG DC MASTER TRUST STABLE VALUE FUND 2024 401k financial data |
|---|
| Total transfer of assets to this plan | 2024-01-01 | $883,424,738 |
| Total transfer of assets from this plan | 2024-01-01 | $1,288,454,667 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2024-01-01 | $366,298 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2024-01-01 | $758,617 |
| Total income from all sources (including contributions) | 2024-01-01 | $94,305,723 |
| Total of all expenses incurred | 2024-01-01 | $693,827 |
| Value of total assets at end of year | 2024-01-01 | $3,249,613,635 |
| Value of total assets at beginning of year | 2024-01-01 | $3,561,423,987 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2024-01-01 | $693,827 |
| Total interest from all sources | 2024-01-01 | $94,231,218 |
| Were there any nonexempt tranactions with any party-in-interest | 2024-01-01 | No |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2024-01-01 | $260,910 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2024-01-01 | $314,136 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2024-01-01 | $366,298 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2024-01-01 | $758,617 |
| Other income not declared elsewhere | 2024-01-01 | $74,505 |
| Value of net income/loss | 2024-01-01 | $93,611,896 |
| Value of net assets at end of year (total assets less liabilities) | 2024-01-01 | $3,249,247,337 |
| Value of net assets at beginning of year (total assets less liabilities) | 2024-01-01 | $3,560,665,370 |
| Were any loans by the plan or fixed income obligations due to the plan in default | 2024-01-01 | No |
| Were any leases to which the plan was party in default or uncollectible | 2024-01-01 | No |
| Investment advisory and management fees | 2024-01-01 | $693,827 |
| Interest earned on other investments | 2024-01-01 | $90,093,874 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2024-01-01 | $87,871,861 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2024-01-01 | $4,137,344 |
| Value of funds held in insurance company general accounts (unallocated contracts) at end of year | 2024-01-01 | $3,161,480,864 |
| Value of funds held in insurance company general accounts (unallocated contracts) at beginning of year | 2024-01-01 | $3,482,886,991 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2024-01-01 | No |
| Did the plan have assets held for investment | 2024-01-01 | Yes |
| 2023 : NG DC MASTER TRUST STABLE VALUE FUND 2023 401k financial data |
|---|
| Total transfer of assets to this plan | 2023-12-31 | $803,512,890 |
| Total transfer of assets from this plan | 2023-12-31 | $1,364,142,712 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2023-12-31 | $758,617 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2023-12-31 | $341,426 |
| Total income from all sources (including contributions) | 2023-12-31 | $97,605,098 |
| Total of all expenses incurred | 2023-12-31 | $961,848 |
| Value of total assets at end of year | 2023-12-31 | $3,561,423,987 |
| Value of total assets at beginning of year | 2023-12-31 | $4,024,993,368 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2023-12-31 | $961,848 |
| Total interest from all sources | 2023-12-31 | $97,459,709 |
| Were there any nonexempt tranactions with any party-in-interest | 2023-12-31 | No |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2023-12-31 | $314,136 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2023-12-31 | $240,871 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2023-12-31 | $758,617 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2023-12-31 | $341,426 |
| Other income not declared elsewhere | 2023-12-31 | $145,389 |
| Administrative expenses (other) incurred | 2023-12-31 | $225,676 |
| Value of net income/loss | 2023-12-31 | $96,643,250 |
| Value of net assets at end of year (total assets less liabilities) | 2023-12-31 | $3,560,665,370 |
| Value of net assets at beginning of year (total assets less liabilities) | 2023-12-31 | $4,024,651,942 |
| Were any loans by the plan or fixed income obligations due to the plan in default | 2023-12-31 | No |
| Were any leases to which the plan was party in default or uncollectible | 2023-12-31 | No |
| Investment advisory and management fees | 2023-12-31 | $736,172 |
| Interest earned on other investments | 2023-12-31 | $93,644,841 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2023-12-31 | $78,222,860 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2023-12-31 | $62,010,347 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2023-12-31 | $62,010,347 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2023-12-31 | $3,814,868 |
| Value of funds held in insurance company general accounts (unallocated contracts) at end of year | 2023-12-31 | $3,482,886,991 |
| Value of funds held in insurance company general accounts (unallocated contracts) at beginning of year | 2023-12-31 | $3,962,742,150 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2023-12-31 | No |
| Did the plan have assets held for investment | 2023-12-31 | Yes |
| Total transfer of assets to this plan | 2023-01-01 | $803,512,890 |
| Total transfer of assets from this plan | 2023-01-01 | $1,364,142,712 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2023-01-01 | $758,617 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2023-01-01 | $341,426 |
| Total income from all sources (including contributions) | 2023-01-01 | $97,605,098 |
| Total of all expenses incurred | 2023-01-01 | $961,848 |
| Value of total assets at end of year | 2023-01-01 | $3,561,423,987 |
| Value of total assets at beginning of year | 2023-01-01 | $4,024,993,368 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2023-01-01 | $961,848 |
| Total interest from all sources | 2023-01-01 | $97,459,709 |
| Were there any nonexempt tranactions with any party-in-interest | 2023-01-01 | No |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2023-01-01 | $314,136 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2023-01-01 | $240,871 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2023-01-01 | $758,617 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2023-01-01 | $341,426 |
| Other income not declared elsewhere | 2023-01-01 | $145,389 |
| Administrative expenses (other) incurred | 2023-01-01 | $225,676 |
| Value of net income/loss | 2023-01-01 | $96,643,250 |
| Value of net assets at end of year (total assets less liabilities) | 2023-01-01 | $3,560,665,370 |
| Value of net assets at beginning of year (total assets less liabilities) | 2023-01-01 | $4,024,651,942 |
| Were any loans by the plan or fixed income obligations due to the plan in default | 2023-01-01 | No |
| Were any leases to which the plan was party in default or uncollectible | 2023-01-01 | No |
| Investment advisory and management fees | 2023-01-01 | $736,172 |
| Interest earned on other investments | 2023-01-01 | $93,644,841 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2023-01-01 | $78,222,860 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2023-01-01 | $3,814,868 |
| Value of funds held in insurance company general accounts (unallocated contracts) at end of year | 2023-01-01 | $3,482,886,991 |
| Value of funds held in insurance company general accounts (unallocated contracts) at beginning of year | 2023-01-01 | $3,962,742,150 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2023-01-01 | No |
| Did the plan have assets held for investment | 2023-01-01 | Yes |
| 2022 : NG DC MASTER TRUST STABLE VALUE FUND 2022 401k financial data |
|---|
| Total transfer of assets to this plan | 2022-12-31 | $1,397,789,178 |
| Total transfer of assets from this plan | 2022-12-31 | $1,344,684,703 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2022-12-31 | $341,426 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2022-12-31 | $361,303 |
| Total income from all sources (including contributions) | 2022-12-31 | $76,109,909 |
| Total of all expenses incurred | 2022-12-31 | $753,171 |
| Value of total assets at end of year | 2022-12-31 | $4,024,993,368 |
| Value of total assets at beginning of year | 2022-12-31 | $3,896,552,032 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2022-12-31 | $753,171 |
| Total interest from all sources | 2022-12-31 | $75,942,899 |
| Were there any nonexempt tranactions with any party-in-interest | 2022-12-31 | No |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2022-12-31 | $240,871 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2022-12-31 | $32 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2022-12-31 | $341,426 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2022-12-31 | $361,303 |
| Other income not declared elsewhere | 2022-12-31 | $167,010 |
| Value of net income/loss | 2022-12-31 | $75,356,738 |
| Value of net assets at end of year (total assets less liabilities) | 2022-12-31 | $4,024,651,942 |
| Value of net assets at beginning of year (total assets less liabilities) | 2022-12-31 | $3,896,190,729 |
| 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 |
| Investment advisory and management fees | 2022-12-31 | $753,171 |
| Interest earned on other investments | 2022-12-31 | $74,414,205 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2022-12-31 | $62,010,347 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2022-12-31 | $88,224,054 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2022-12-31 | $88,224,054 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2022-12-31 | $1,528,694 |
| Value of funds held in insurance company general accounts (unallocated contracts) at end of year | 2022-12-31 | $3,962,742,150 |
| Value of funds held in insurance company general accounts (unallocated contracts) at beginning of year | 2022-12-31 | $3,808,327,946 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2022-12-31 | No |
| Did the plan have assets held for investment | 2022-12-31 | Yes |
| Total transfer of assets to this plan | 2022-01-01 | $1,397,789,178 |
| Total transfer of assets from this plan | 2022-01-01 | $1,344,684,703 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2022-01-01 | $341,426 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2022-01-01 | $361,303 |
| Total income from all sources (including contributions) | 2022-01-01 | $76,109,909 |
| Total of all expenses incurred | 2022-01-01 | $753,171 |
| Value of total assets at end of year | 2022-01-01 | $4,024,993,368 |
| Value of total assets at beginning of year | 2022-01-01 | $3,896,552,032 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2022-01-01 | $753,171 |
| Total interest from all sources | 2022-01-01 | $75,942,899 |
| Were there any nonexempt tranactions with any party-in-interest | 2022-01-01 | No |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2022-01-01 | $240,871 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2022-01-01 | $32 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2022-01-01 | $341,426 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2022-01-01 | $361,303 |
| Other income not declared elsewhere | 2022-01-01 | $167,010 |
| Value of net income/loss | 2022-01-01 | $75,356,738 |
| Value of net assets at end of year (total assets less liabilities) | 2022-01-01 | $4,024,651,942 |
| Value of net assets at beginning of year (total assets less liabilities) | 2022-01-01 | $3,896,190,729 |
| Were any loans by the plan or fixed income obligations due to the plan in default | 2022-01-01 | No |
| Were any leases to which the plan was party in default or uncollectible | 2022-01-01 | No |
| Investment advisory and management fees | 2022-01-01 | $753,171 |
| Interest earned on other investments | 2022-01-01 | $74,414,205 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2022-01-01 | $62,010,347 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2022-01-01 | $1,528,694 |
| Value of funds held in insurance company general accounts (unallocated contracts) at end of year | 2022-01-01 | $3,962,742,150 |
| Value of funds held in insurance company general accounts (unallocated contracts) at beginning of year | 2022-01-01 | $3,808,327,946 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2022-01-01 | No |
| Did the plan have assets held for investment | 2022-01-01 | Yes |
| 2021 : NG DC MASTER TRUST STABLE VALUE FUND 2021 401k financial data |
|---|
| Total transfer of assets to this plan | 2021-12-31 | $1,131,050,340 |
| Total transfer of assets from this plan | 2021-12-31 | $1,283,214,940 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2021-12-31 | $361,303 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2021-12-31 | $331,721 |
| Total income from all sources (including contributions) | 2021-12-31 | $69,502,592 |
| Total of all expenses incurred | 2021-12-31 | $744,805 |
| Value of total assets at end of year | 2021-12-31 | $3,896,552,032 |
| Value of total assets at beginning of year | 2021-12-31 | $3,979,929,263 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2021-12-31 | $744,805 |
| Total interest from all sources | 2021-12-31 | $69,375,736 |
| Were there any nonexempt tranactions with any party-in-interest | 2021-12-31 | No |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2021-12-31 | $32 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2021-12-31 | $205 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2021-12-31 | $361,303 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2021-12-31 | $331,721 |
| Other income not declared elsewhere | 2021-12-31 | $126,856 |
| Value of net income/loss | 2021-12-31 | $68,757,787 |
| Value of net assets at end of year (total assets less liabilities) | 2021-12-31 | $3,896,190,729 |
| Value of net assets at beginning of year (total assets less liabilities) | 2021-12-31 | $3,979,597,542 |
| 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 |
| Investment advisory and management fees | 2021-12-31 | $744,805 |
| Interest earned on other investments | 2021-12-31 | $69,375,635 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2021-12-31 | $88,224,054 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2021-12-31 | $105,976,715 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2021-12-31 | $105,976,715 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2021-12-31 | $101 |
| Value of funds held in insurance company general accounts (unallocated contracts) at end of year | 2021-12-31 | $3,808,327,946 |
| Value of funds held in insurance company general accounts (unallocated contracts) at beginning of year | 2021-12-31 | $3,873,952,343 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2021-12-31 | No |
| Did the plan have assets held for investment | 2021-12-31 | Yes |
| 2020 : NG DC MASTER TRUST STABLE VALUE FUND 2020 401k financial data |
|---|
| Total transfer of assets to this plan | 2020-12-31 | $1,826,878,916 |
| Total transfer of assets from this plan | 2020-12-31 | $1,618,964,116 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2020-12-31 | $331,721 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2020-12-31 | $800,419 |
| Total income from all sources (including contributions) | 2020-12-31 | $91,370,960 |
| Total of all expenses incurred | 2020-12-31 | $738,483 |
| Value of total assets at end of year | 2020-12-31 | $3,979,929,263 |
| Value of total assets at beginning of year | 2020-12-31 | $3,681,850,684 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2020-12-31 | $738,483 |
| Total interest from all sources | 2020-12-31 | $89,995,023 |
| Were there any nonexempt tranactions with any party-in-interest | 2020-12-31 | No |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2020-12-31 | $205 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2020-12-31 | $168,897 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2020-12-31 | $331,721 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2020-12-31 | $800,419 |
| Other income not declared elsewhere | 2020-12-31 | $1,375,937 |
| Value of net income/loss | 2020-12-31 | $90,632,477 |
| Value of net assets at end of year (total assets less liabilities) | 2020-12-31 | $3,979,597,542 |
| Value of net assets at beginning of year (total assets less liabilities) | 2020-12-31 | $3,681,050,265 |
| 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 |
| Investment advisory and management fees | 2020-12-31 | $738,483 |
| Interest earned on other investments | 2020-12-31 | $89,318,754 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2020-12-31 | $105,976,715 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2020-12-31 | $102,048,199 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2020-12-31 | $102,048,199 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2020-12-31 | $676,269 |
| Value of funds held in insurance company general accounts (unallocated contracts) at end of year | 2020-12-31 | $3,873,952,343 |
| Value of funds held in insurance company general accounts (unallocated contracts) at beginning of year | 2020-12-31 | $3,579,633,588 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2020-12-31 | No |
| Did the plan have assets held for investment | 2020-12-31 | Yes |
| 2019 : NG DC MASTER TRUST STABLE VALUE FUND 2019 401k financial data |
|---|
| Total transfer of assets to this plan | 2019-12-31 | $1,194,211,001 |
| Total transfer of assets from this plan | 2019-12-31 | $1,170,446,826 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2019-12-31 | $800,419 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2019-12-31 | $1,734,058 |
| Total income from all sources (including contributions) | 2019-12-31 | $95,477,240 |
| Total of all expenses incurred | 2019-12-31 | $709,130 |
| Value of total assets at end of year | 2019-12-31 | $3,681,850,684 |
| Value of total assets at beginning of year | 2019-12-31 | $3,564,252,038 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2019-12-31 | $709,130 |
| Total interest from all sources | 2019-12-31 | $95,312,788 |
| Were there any nonexempt tranactions with any party-in-interest | 2019-12-31 | No |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2019-12-31 | $168,897 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2019-12-31 | $365,892 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2019-12-31 | $800,419 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2019-12-31 | $1,734,058 |
| Other income not declared elsewhere | 2019-12-31 | $164,452 |
| Value of net income/loss | 2019-12-31 | $94,768,110 |
| Value of net assets at end of year (total assets less liabilities) | 2019-12-31 | $3,681,050,265 |
| Value of net assets at beginning of year (total assets less liabilities) | 2019-12-31 | $3,562,517,980 |
| 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 |
| Investment advisory and management fees | 2019-12-31 | $709,130 |
| Interest earned on other investments | 2019-12-31 | $91,979,939 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2019-12-31 | $102,048,199 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2019-12-31 | $245,232,496 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2019-12-31 | $245,232,496 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2019-12-31 | $3,332,849 |
| Value of funds held in insurance company general accounts (unallocated contracts) at end of year | 2019-12-31 | $3,579,633,588 |
| Value of funds held in insurance company general accounts (unallocated contracts) at beginning of year | 2019-12-31 | $3,318,653,650 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2019-12-31 | No |
| Did the plan have assets held for investment | 2019-12-31 | Yes |
| 2018 : NG DC MASTER TRUST STABLE VALUE FUND 2018 401k financial data |
|---|
| Total transfer of assets to this plan | 2018-12-31 | $1,204,887,479 |
| Total transfer of assets from this plan | 2018-12-31 | $1,067,849,745 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2018-12-31 | $1,734,058 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2018-12-31 | $2,931,003 |
| Total income from all sources (including contributions) | 2018-12-31 | $88,954,597 |
| Total of all expenses incurred | 2018-12-31 | $687,627 |
| Value of total assets at end of year | 2018-12-31 | $3,564,252,038 |
| Value of total assets at beginning of year | 2018-12-31 | $3,340,144,279 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2018-12-31 | $687,627 |
| Total interest from all sources | 2018-12-31 | $85,424,324 |
| Were there any nonexempt tranactions with any party-in-interest | 2018-12-31 | No |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2018-12-31 | $365,892 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2018-12-31 | $50,417 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2018-12-31 | $1,734,058 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2018-12-31 | $2,931,003 |
| Other income not declared elsewhere | 2018-12-31 | $3,530,273 |
| Value of net income/loss | 2018-12-31 | $88,266,970 |
| Value of net assets at end of year (total assets less liabilities) | 2018-12-31 | $3,562,517,980 |
| Value of net assets at beginning of year (total assets less liabilities) | 2018-12-31 | $3,337,213,276 |
| 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 |
| Investment advisory and management fees | 2018-12-31 | $687,627 |
| Interest earned on other investments | 2018-12-31 | $83,179,246 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2018-12-31 | $245,232,496 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2018-12-31 | $24,619,563 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2018-12-31 | $24,619,563 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2018-12-31 | $2,245,078 |
| Value of funds held in insurance company general accounts (unallocated contracts) at end of year | 2018-12-31 | $3,318,653,650 |
| Value of funds held in insurance company general accounts (unallocated contracts) at beginning of year | 2018-12-31 | $3,315,474,299 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2018-12-31 | No |
| Did the plan have assets held for investment | 2018-12-31 | Yes |
| 2017 : NG DC MASTER TRUST STABLE VALUE FUND 2017 401k financial data |
|---|
| Total transfer of assets to this plan | 2017-12-31 | $668,665,140 |
| Total transfer of assets from this plan | 2017-12-31 | $922,107,106 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2017-12-31 | $2,931,003 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2017-12-31 | $5,175,954 |
| Total income from all sources (including contributions) | 2017-12-31 | $80,279,630 |
| Total of all expenses incurred | 2017-12-31 | $694,468 |
| Value of total assets at end of year | 2017-12-31 | $3,340,144,279 |
| Value of total assets at beginning of year | 2017-12-31 | $3,516,246,034 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2017-12-31 | $694,468 |
| Total interest from all sources | 2017-12-31 | $78,800,917 |
| Total dividends received (eg from common stock, registered investment company shares) | 2017-12-31 | $1,340,033 |
| Were there any nonexempt tranactions with any party-in-interest | 2017-12-31 | No |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2017-12-31 | $50,417 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2017-12-31 | $16,922 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2017-12-31 | $2,931,003 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2017-12-31 | $5,175,954 |
| Other income not declared elsewhere | 2017-12-31 | $138,680 |
| Value of net income/loss | 2017-12-31 | $79,585,162 |
| Value of net assets at end of year (total assets less liabilities) | 2017-12-31 | $3,337,213,276 |
| Value of net assets at beginning of year (total assets less liabilities) | 2017-12-31 | $3,511,070,080 |
| 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 |
| Investment advisory and management fees | 2017-12-31 | $694,468 |
| Interest earned on other investments | 2017-12-31 | $78,359,557 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2017-12-31 | $24,619,563 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2017-12-31 | $30,454,403 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2017-12-31 | $30,454,403 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2017-12-31 | $441,360 |
| Value of funds held in insurance company general accounts (unallocated contracts) at end of year | 2017-12-31 | $3,315,474,299 |
| Value of funds held in insurance company general accounts (unallocated contracts) at beginning of year | 2017-12-31 | $3,485,774,709 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2017-12-31 | No |
| Income. Dividends from common stock | 2017-12-31 | $1,340,033 |
| Did the plan have assets held for investment | 2017-12-31 | Yes |
| 2016 : NG DC MASTER TRUST STABLE VALUE FUND 2016 401k financial data |
|---|
| Total transfer of assets to this plan | 2016-12-31 | $801,176,021 |
| Total transfer of assets from this plan | 2016-12-31 | $856,666,126 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2016-12-31 | $5,175,954 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2016-12-31 | $4,608,666 |
| Total income from all sources (including contributions) | 2016-12-31 | $84,155,034 |
| Total of all expenses incurred | 2016-12-31 | $2,808,757 |
| Value of total assets at end of year | 2016-12-31 | $3,516,246,034 |
| Value of total assets at beginning of year | 2016-12-31 | $3,489,822,574 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2016-12-31 | $2,808,757 |
| Total interest from all sources | 2016-12-31 | $81,938,113 |
| Total dividends received (eg from common stock, registered investment company shares) | 2016-12-31 | $1,392,221 |
| Were there any nonexempt tranactions with any party-in-interest | 2016-12-31 | No |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2016-12-31 | $16,922 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2016-12-31 | $27,212 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2016-12-31 | $5,175,954 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2016-12-31 | $4,608,666 |
| Other income not declared elsewhere | 2016-12-31 | $824,700 |
| Value of net income/loss | 2016-12-31 | $81,346,277 |
| Value of net assets at end of year (total assets less liabilities) | 2016-12-31 | $3,511,070,080 |
| Value of net assets at beginning of year (total assets less liabilities) | 2016-12-31 | $3,485,213,908 |
| 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 |
| Investment advisory and management fees | 2016-12-31 | $2,808,757 |
| Interest earned on other investments | 2016-12-31 | $81,411,305 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2016-12-31 | $30,454,403 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2016-12-31 | $156,824,179 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2016-12-31 | $156,824,179 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2016-12-31 | $526,808 |
| Value of funds held in insurance company general accounts (unallocated contracts) at end of year | 2016-12-31 | $3,485,774,709 |
| Value of funds held in insurance company general accounts (unallocated contracts) at beginning of year | 2016-12-31 | $3,332,971,183 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2016-12-31 | No |
| Income. Dividends from common stock | 2016-12-31 | $1,392,221 |
| Did the plan have assets held for investment | 2016-12-31 | Yes |
| 2015 : NG DC MASTER TRUST STABLE VALUE FUND 2015 401k financial data |
|---|
| Total transfer of assets to this plan | 2015-12-31 | $513,254,858 |
| Total transfer of assets from this plan | 2015-12-31 | $476,969,489 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2015-12-31 | $4,608,666 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2015-12-31 | $179,614 |
| Total income from all sources (including contributions) | 2015-12-31 | $82,337,188 |
| Total of all expenses incurred | 2015-12-31 | $2,695,638 |
| Value of total assets at end of year | 2015-12-31 | $3,489,822,574 |
| Value of total assets at beginning of year | 2015-12-31 | $3,369,466,603 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2015-12-31 | $2,695,638 |
| Total interest from all sources | 2015-12-31 | $82,106,439 |
| Were there any nonexempt tranactions with any party-in-interest | 2015-12-31 | No |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2015-12-31 | $27,212 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2015-12-31 | $1,780 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2015-12-31 | $4,608,666 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2015-12-31 | $179,614 |
| Other income not declared elsewhere | 2015-12-31 | $230,749 |
| Value of net income/loss | 2015-12-31 | $79,641,550 |
| Value of net assets at end of year (total assets less liabilities) | 2015-12-31 | $3,485,213,908 |
| Value of net assets at beginning of year (total assets less liabilities) | 2015-12-31 | $3,369,286,989 |
| 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 |
| Investment advisory and management fees | 2015-12-31 | $2,695,638 |
| Interest earned on other investments | 2015-12-31 | $81,993,927 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2015-12-31 | $156,824,179 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2015-12-31 | $70,689,332 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2015-12-31 | $70,689,332 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2015-12-31 | $112,512 |
| Value of funds held in insurance company general accounts (unallocated contracts) at end of year | 2015-12-31 | $3,332,971,183 |
| Value of funds held in insurance company general accounts (unallocated contracts) at beginning of year | 2015-12-31 | $3,298,775,491 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2015-12-31 | No |
| Did the plan have assets held for investment | 2015-12-31 | Yes |
| 2014 : NG DC MASTER TRUST STABLE VALUE FUND 2014 401k financial data |
|---|
| Total unrealized appreciation/depreciation of assets | 2014-12-31 | $0 |
| Total transfer of assets to this plan | 2014-12-31 | $376,718,228 |
| Total transfer of assets from this plan | 2014-12-31 | $616,452,780 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2014-12-31 | $179,614 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2014-12-31 | $0 |
| Total income from all sources (including contributions) | 2014-12-31 | $82,675,350 |
| Total loss/gain on sale of assets | 2014-12-31 | $0 |
| Total of all expenses incurred | 2014-12-31 | $2,823,052 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2014-12-31 | $0 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2014-12-31 | $0 |
| Value of total assets at end of year | 2014-12-31 | $3,369,466,603 |
| Value of total assets at beginning of year | 2014-12-31 | $3,529,169,243 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2014-12-31 | $2,823,052 |
| Total interest from all sources | 2014-12-31 | $82,255,542 |
| Total dividends received (eg from common stock, registered investment company shares) | 2014-12-31 | $0 |
| Were there any nonexempt tranactions with any party-in-interest | 2014-12-31 | No |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2014-12-31 | $1,780 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2014-12-31 | $2,391,717 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2014-12-31 | $179,614 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2014-12-31 | $0 |
| Other income not declared elsewhere | 2014-12-31 | $419,808 |
| Value of net income/loss | 2014-12-31 | $79,852,298 |
| Value of net assets at end of year (total assets less liabilities) | 2014-12-31 | $3,369,286,989 |
| Value of net assets at beginning of year (total assets less liabilities) | 2014-12-31 | $3,529,169,243 |
| 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 |
| Investment advisory and management fees | 2014-12-31 | $2,823,052 |
| Interest earned on other investments | 2014-12-31 | $82,236,017 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2014-12-31 | $70,689,332 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2014-12-31 | $60,238,053 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2014-12-31 | $60,238,053 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2014-12-31 | $19,525 |
| Value of funds held in insurance company general accounts (unallocated contracts) at end of year | 2014-12-31 | $3,298,775,491 |
| Value of funds held in insurance company general accounts (unallocated contracts) at beginning of year | 2014-12-31 | $3,466,539,473 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2014-12-31 | Yes |
| Did the plan have assets held for investment | 2014-12-31 | Yes |
| 2013 : NG DC MASTER TRUST STABLE VALUE FUND 2013 401k financial data |
|---|
| Total unrealized appreciation/depreciation of assets | 2013-12-31 | $0 |
| Total transfer of assets to this plan | 2013-12-31 | $576,019,699 |
| Total transfer of assets from this plan | 2013-12-31 | $829,102,636 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2013-12-31 | $0 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2013-12-31 | $0 |
| Total income from all sources (including contributions) | 2013-12-31 | $93,073,349 |
| Total loss/gain on sale of assets | 2013-12-31 | $0 |
| Total of all expenses incurred | 2013-12-31 | $2,889,555 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2013-12-31 | $0 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2013-12-31 | $0 |
| Value of total assets at end of year | 2013-12-31 | $3,529,169,243 |
| Value of total assets at beginning of year | 2013-12-31 | $3,692,068,386 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2013-12-31 | $2,889,555 |
| Total interest from all sources | 2013-12-31 | $92,866,869 |
| Total dividends received (eg from common stock, registered investment company shares) | 2013-12-31 | $0 |
| Were there any nonexempt tranactions with any party-in-interest | 2013-12-31 | No |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2013-12-31 | $2,391,717 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2013-12-31 | $767,340 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2013-12-31 | $0 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2013-12-31 | $0 |
| Other income not declared elsewhere | 2013-12-31 | $206,480 |
| Value of net income/loss | 2013-12-31 | $90,183,794 |
| Value of net assets at end of year (total assets less liabilities) | 2013-12-31 | $3,529,169,243 |
| Value of net assets at beginning of year (total assets less liabilities) | 2013-12-31 | $3,692,068,386 |
| 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 |
| Investment advisory and management fees | 2013-12-31 | $2,889,555 |
| Interest earned on other investments | 2013-12-31 | $92,811,935 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2013-12-31 | $60,238,053 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2013-12-31 | $117,573,507 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2013-12-31 | $117,573,507 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2013-12-31 | $54,934 |
| Value of funds held in insurance company general accounts (unallocated contracts) at end of year | 2013-12-31 | $3,466,539,473 |
| Value of funds held in insurance company general accounts (unallocated contracts) at beginning of year | 2013-12-31 | $3,254,521,382 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2013-12-31 | Yes |
| Assets. Corporate common stocks other than exployer securities at end of year | 2013-12-31 | $0 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2013-12-31 | $319,206,157 |
| Did the plan have assets held for investment | 2013-12-31 | Yes |
| 2012 : NG DC MASTER TRUST STABLE VALUE FUND 2012 401k financial data |
|---|
| Total unrealized appreciation/depreciation of assets | 2012-12-31 | $0 |
| Total transfer of assets to this plan | 2012-12-31 | $488,899,861 |
| Total transfer of assets from this plan | 2012-12-31 | $682,161,259 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2012-12-31 | $0 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2012-12-31 | $3,422,638 |
| Total income from all sources (including contributions) | 2012-12-31 | $111,677,655 |
| Total loss/gain on sale of assets | 2012-12-31 | $0 |
| Total of all expenses incurred | 2012-12-31 | $3,095,924 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2012-12-31 | $0 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2012-12-31 | $0 |
| Value of total assets at end of year | 2012-12-31 | $3,692,068,386 |
| Value of total assets at beginning of year | 2012-12-31 | $3,780,170,691 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2012-12-31 | $3,095,924 |
| Total interest from all sources | 2012-12-31 | $111,566,223 |
| Total dividends received (eg from common stock, registered investment company shares) | 2012-12-31 | $0 |
| Were there any nonexempt tranactions with any party-in-interest | 2012-12-31 | No |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2012-12-31 | $767,340 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2012-12-31 | $26,443 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2012-12-31 | $0 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2012-12-31 | $3,422,638 |
| Other income not declared elsewhere | 2012-12-31 | $111,432 |
| Value of net income/loss | 2012-12-31 | $108,581,731 |
| Value of net assets at end of year (total assets less liabilities) | 2012-12-31 | $3,692,068,386 |
| Value of net assets at beginning of year (total assets less liabilities) | 2012-12-31 | $3,776,748,053 |
| 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 |
| Investment advisory and management fees | 2012-12-31 | $3,095,924 |
| Interest earned on other investments | 2012-12-31 | $111,369,698 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2012-12-31 | $117,573,507 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2012-12-31 | $267,786,407 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2012-12-31 | $267,786,407 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2012-12-31 | $196,525 |
| Value of funds held in insurance company general accounts (unallocated contracts) at end of year | 2012-12-31 | $3,254,521,382 |
| Value of funds held in insurance company general accounts (unallocated contracts) at beginning of year | 2012-12-31 | $3,512,357,841 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2012-12-31 | Yes |
| Assets. Corporate common stocks other than exployer securities at end of year | 2012-12-31 | $319,206,157 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2012-12-31 | $0 |
| Did the plan have assets held for investment | 2012-12-31 | Yes |
| 2011 : NG DC MASTER TRUST STABLE VALUE FUND 2011 401k financial data |
|---|
| Total unrealized appreciation/depreciation of assets | 2011-12-31 | $0 |
| Total transfer of assets to this plan | 2011-12-31 | $786,698,169 |
| Total transfer of assets from this plan | 2011-12-31 | $1,288,932,377 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2011-12-31 | $3,422,638 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2011-12-31 | $3,817,967 |
| Total income from all sources (including contributions) | 2011-12-31 | $138,798,569 |
| Total loss/gain on sale of assets | 2011-12-31 | $0 |
| Total of all expenses incurred | 2011-12-31 | $3,807,936 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2011-12-31 | $0 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2011-12-31 | $0 |
| Value of total assets at end of year | 2011-12-31 | $3,780,170,691 |
| Value of total assets at beginning of year | 2011-12-31 | $4,147,809,595 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2011-12-31 | $3,807,936 |
| Total interest from all sources | 2011-12-31 | $136,651,214 |
| Total dividends received (eg from common stock, registered investment company shares) | 2011-12-31 | $0 |
| Were there any nonexempt tranactions with any party-in-interest | 2011-12-31 | No |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2011-12-31 | $26,443 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2011-12-31 | $17,873 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2011-12-31 | $3,422,638 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2011-12-31 | $3,817,967 |
| Other income not declared elsewhere | 2011-12-31 | $2,147,355 |
| Value of net income/loss | 2011-12-31 | $134,990,633 |
| Value of net assets at end of year (total assets less liabilities) | 2011-12-31 | $3,776,748,053 |
| Value of net assets at beginning of year (total assets less liabilities) | 2011-12-31 | $4,143,991,628 |
| 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 |
| Investment advisory and management fees | 2011-12-31 | $3,807,936 |
| Interest earned on other investments | 2011-12-31 | $136,469,487 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2011-12-31 | $267,786,407 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2011-12-31 | $107,967,564 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2011-12-31 | $107,967,564 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2011-12-31 | $181,727 |
| Value of funds held in insurance company general accounts (unallocated contracts) at end of year | 2011-12-31 | $3,512,357,841 |
| Value of funds held in insurance company general accounts (unallocated contracts) at beginning of year | 2011-12-31 | $4,039,824,158 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2011-12-31 | Yes |
| Did the plan have assets held for investment | 2011-12-31 | Yes |
| 2010 : NG DC MASTER TRUST STABLE VALUE FUND 2010 401k financial data |
|---|
| Total unrealized appreciation/depreciation of assets | 2010-12-31 | $0 |
| Total transfer of assets to this plan | 2010-12-31 | $772,787,781 |
| Total transfer of assets from this plan | 2010-12-31 | $798,133,356 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2010-12-31 | $3,817,967 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2010-12-31 | $716,950 |
| Total income from all sources (including contributions) | 2010-12-31 | $170,540,993 |
| Total loss/gain on sale of assets | 2010-12-31 | $0 |
| Total of all expenses incurred | 2010-12-31 | $3,793,075 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2010-12-31 | $0 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2010-12-31 | $0 |
| Value of total assets at end of year | 2010-12-31 | $4,147,809,595 |
| Value of total assets at beginning of year | 2010-12-31 | $4,003,306,235 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2010-12-31 | $3,793,075 |
| Total interest from all sources | 2010-12-31 | $170,382,022 |
| Total dividends received (eg from common stock, registered investment company shares) | 2010-12-31 | $0 |
| Were there any nonexempt tranactions with any party-in-interest | 2010-12-31 | No |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2010-12-31 | $17,873 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2010-12-31 | $1,399,096 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2010-12-31 | $3,817,967 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2010-12-31 | $716,950 |
| Other income not declared elsewhere | 2010-12-31 | $158,971 |
| Value of net income/loss | 2010-12-31 | $166,747,918 |
| Value of net assets at end of year (total assets less liabilities) | 2010-12-31 | $4,143,991,628 |
| Value of net assets at beginning of year (total assets less liabilities) | 2010-12-31 | $4,002,589,285 |
| 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 |
| Investment advisory and management fees | 2010-12-31 | $3,793,075 |
| Interest earned on other investments | 2010-12-31 | $170,118,227 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2010-12-31 | $107,967,564 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2010-12-31 | $26,155,211 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2010-12-31 | $26,155,211 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2010-12-31 | $263,795 |
| Value of funds held in insurance company general accounts (unallocated contracts) at end of year | 2010-12-31 | $4,039,824,158 |
| Value of funds held in insurance company general accounts (unallocated contracts) at beginning of year | 2010-12-31 | $3,975,751,928 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2010-12-31 | Yes |
| Did the plan have assets held for investment | 2010-12-31 | Yes |
