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| Plan Name | CLEVELAND-CLIFFS STEEL LLC DC PLANS MASTER TRUST |
| Plan identification number | 008 |
| Company Name: | CLEVELAND-CLIFFS STEEL LLC |
| Employer identification number (EIN): | 710871875 |
| NAIC Classification: | 332810 |
Additional information about CLEVELAND-CLIFFS STEEL LLC
| Jurisdiction of Incorporation: | Texas Secretary of State |
| Incorporation Date: | 2007-03-08 |
| Company Identification Number: | 0800784711 |
| Legal Registered Office Address: |
200 PUBLIC SQ STE 3300 CLEVELAND United States of America (USA) 44114 |
More information about CLEVELAND-CLIFFS STEEL LLC
| Plan id# | Filing Submission Date | Name of Administrator | Date Administrator Signed | Name of Company Sponsor | Date Sponsor Signed |
|---|---|---|---|---|---|
| 008 | 2023-01-01 | ||||
| 008 | 2023-01-01 | CHRISTINE FLEPS | |||
| 008 | 2022-01-01 | ||||
| 008 | 2022-01-01 | CHRISTINE FLEPS | |||
| 008 | 2021-01-01 | ||||
| 008 | 2021-01-01 | CHRISTINE FLEPS | |||
| 008 | 2020-01-01 | ||||
| 008 | 2019-01-01 | ||||
| 008 | 2018-01-01 | ||||
| 008 | 2017-01-01 | CHRISTINE FLEPS | CHRISTINE FLEPS | 2018-10-04 | |
| 008 | 2016-01-01 | CHRISTINE FLEPS | CHRISTINE FLEPS | 2017-10-09 | |
| 008 | 2015-01-01 | CHRISTINE FLEPS | CHRISTINE FLEPS | 2016-10-14 | |
| 008 | 2014-01-01 | CHRISTINE FLEPS | CHRISTINE FLEPS | 2015-09-29 | |
| 008 | 2013-01-01 | CHRISTINE FLEPS | CHRISTINE FLEPS | 2014-10-10 | |
| 008 | 2012-01-01 | CHRISTINE FLEPS | CHRISTINE FLEPS | 2013-10-10 | |
| 008 | 2011-01-01 | CHRISTINE FLEPS | |||
| 008 | 2010-01-01 | CHRISTINE FLEPS | |||
| 008 | 2009-01-01 | CHRISTINE FLEPS |
| Measure | Date | Value |
|---|---|---|
| 2023 : CLEVELAND-CLIFFS STEEL LLC DC PLANS MASTER TRUST 2023 401k financial data | ||
| Total unrealized appreciation/depreciation of assets | 2023-12-31 | $0 |
| Total transfer of assets from this plan | 2023-12-31 | $2,237,557,186 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2023-12-31 | $0 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2023-12-31 | $362,415 |
| Total income from all sources (including contributions) | 2023-12-31 | $0 |
| Total loss/gain on sale of assets | 2023-12-31 | $0 |
| Total of all expenses incurred | 2023-12-31 | $0 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2023-12-31 | $0 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2023-12-31 | $0 |
| Value of total assets at end of year | 2023-12-31 | $0 |
| Value of total assets at beginning of year | 2023-12-31 | $2,237,919,601 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2023-12-31 | $0 |
| Total interest from all sources | 2023-12-31 | $0 |
| Total dividends received (eg from common stock, registered investment company shares) | 2023-12-31 | $0 |
| Assets. Corporate prefeered stocks other than exployer securities at beginning of year | 2023-12-31 | $422,908 |
| Were there any nonexempt tranactions with any party-in-interest | 2023-12-31 | No |
| Participant contributions at beginning of year | 2023-12-31 | $52,616,312 |
| Assets. Other investments not covered elsewhere at beginning of year | 2023-12-31 | $453,777,680 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2023-12-31 | $280,678 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2023-12-31 | $81,706 |
| Liabilities. Value of operating payables at beginning of year | 2023-12-31 | $280,709 |
| Total non interest bearing cash at beginning of year | 2023-12-31 | $2,100 |
| Value of net income/loss | 2023-12-31 | $0 |
| Value of net assets at end of year (total assets less liabilities) | 2023-12-31 | $0 |
| Value of net assets at beginning of year (total assets less liabilities) | 2023-12-31 | $2,237,557,186 |
| 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 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2023-12-31 | $1,402,046,670 |
| Value of interest in common/collective trusts at beginning of year | 2023-12-31 | $229,891,175 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2023-12-31 | $42,045,516 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2023-12-31 | $42,045,516 |
| Asset value of US Government securities at beginning of year | 2023-12-31 | $1,524,907 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2023-12-31 | No |
| Asset. Corporate debt instrument debt (other) at beginning of year | 2023-12-31 | $622,227 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2023-12-31 | $54,689,428 |
| Did the plan have assets held for investment | 2023-12-31 | No |
| Total unrealized appreciation/depreciation of assets | 2023-01-01 | $0 |
| Total transfer of assets from this plan | 2023-01-01 | $2,237,557,186 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2023-01-01 | $0 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2023-01-01 | $362,415 |
| Total income from all sources (including contributions) | 2023-01-01 | $0 |
| Total loss/gain on sale of assets | 2023-01-01 | $0 |
| Total of all expenses incurred | 2023-01-01 | $0 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2023-01-01 | $0 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2023-01-01 | $0 |
| Value of total assets at end of year | 2023-01-01 | $0 |
| Value of total assets at beginning of year | 2023-01-01 | $2,237,919,601 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2023-01-01 | $0 |
| Total interest from all sources | 2023-01-01 | $0 |
| Total dividends received (eg from common stock, registered investment company shares) | 2023-01-01 | $0 |
| Assets. Corporate prefeered stocks other than exployer securities at beginning of year | 2023-01-01 | $422,908 |
| Were there any nonexempt tranactions with any party-in-interest | 2023-01-01 | No |
| Participant contributions at beginning of year | 2023-01-01 | $52,616,312 |
| Assets. Other investments not covered elsewhere at beginning of year | 2023-01-01 | $453,777,680 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2023-01-01 | $280,678 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2023-01-01 | $81,706 |
| Liabilities. Value of operating payables at beginning of year | 2023-01-01 | $280,709 |
| Total non interest bearing cash at beginning of year | 2023-01-01 | $2,100 |
| Value of net income/loss | 2023-01-01 | $0 |
| Value of net assets at end of year (total assets less liabilities) | 2023-01-01 | $0 |
| Value of net assets at beginning of year (total assets less liabilities) | 2023-01-01 | $2,237,557,186 |
| 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 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2023-01-01 | $1,402,046,670 |
| Value of interest in common/collective trusts at beginning of year | 2023-01-01 | $229,891,175 |
| Asset value of US Government securities at beginning of year | 2023-01-01 | $1,524,907 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2023-01-01 | No |
| Asset. Corporate debt instrument debt (other) at beginning of year | 2023-01-01 | $622,227 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2023-01-01 | $54,689,428 |
| Did the plan have assets held for investment | 2023-01-01 | No |
| 2022 : CLEVELAND-CLIFFS STEEL LLC DC PLANS MASTER TRUST 2022 401k financial data | ||
| Unrealized appreciation/depreciation of other (non real estate) assets | 2022-12-31 | $-19,264,880 |
| Total unrealized appreciation/depreciation of assets | 2022-12-31 | $-19,264,880 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2022-12-31 | $362,415 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2022-12-31 | $590,208 |
| Total income from all sources (including contributions) | 2022-12-31 | $-278,712,075 |
| Total loss/gain on sale of assets | 2022-12-31 | $-10,751,855 |
| Total of all expenses incurred | 2022-12-31 | $222,956,466 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2022-12-31 | $223,035,721 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2022-12-31 | $156,376,723 |
| Value of total assets at end of year | 2022-12-31 | $2,237,919,601 |
| Value of total assets at beginning of year | 2022-12-31 | $2,739,815,935 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2022-12-31 | $-79,255 |
| Total interest from all sources | 2022-12-31 | $2,712,157 |
| Total dividends received (eg from common stock, registered investment company shares) | 2022-12-31 | $101,595,818 |
| Total dividends received from registered investment company shares (eg mutual funds) | 2022-12-31 | $100,711,256 |
| Assets. Corporate prefeered stocks other than exployer securities at end of year | 2022-12-31 | $422,908 |
| Assets. Corporate prefeered stocks other than exployer securities at beginning of year | 2022-12-31 | $280,257 |
| Was this plan covered by a fidelity bond | 2022-12-31 | No |
| Were there any nonexempt tranactions with any party-in-interest | 2022-12-31 | No |
| Contributions received from participants | 2022-12-31 | $120,960,268 |
| Participant contributions at end of year | 2022-12-31 | $52,616,312 |
| Participant contributions at beginning of year | 2022-12-31 | $53,069,687 |
| Assets. Other investments not covered elsewhere at end of year | 2022-12-31 | $453,777,680 |
| Assets. Other investments not covered elsewhere at beginning of year | 2022-12-31 | $447,745,314 |
| Income. Received or receivable in cash from other sources (including rollovers) | 2022-12-31 | $13,148,303 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2022-12-31 | $280,678 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2022-12-31 | $237,833 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2022-12-31 | $81,706 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2022-12-31 | $174,736 |
| Other income not declared elsewhere | 2022-12-31 | $10,445,956 |
| Administrative expenses (other) incurred | 2022-12-31 | $-630,630 |
| Liabilities. Value of operating payables at end of year | 2022-12-31 | $280,709 |
| Liabilities. Value of operating payables at beginning of year | 2022-12-31 | $415,472 |
| Total non interest bearing cash at end of year | 2022-12-31 | $2,100 |
| Total non interest bearing cash at beginning of year | 2022-12-31 | $100,000 |
| Value of net income/loss | 2022-12-31 | $-501,668,541 |
| Value of net assets at end of year (total assets less liabilities) | 2022-12-31 | $2,237,557,186 |
| Value of net assets at beginning of year (total assets less liabilities) | 2022-12-31 | $2,739,225,727 |
| 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 | $551,375 |
| Value of interest in registered invesment companies (eg mutual funds) at end of year | 2022-12-31 | $1,402,046,670 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2022-12-31 | $1,732,433,522 |
| Interest on participant loans | 2022-12-31 | $2,079,929 |
| Income. Interest from US Government securities | 2022-12-31 | $6,781 |
| Income. Interest from corporate debt instruments | 2022-12-31 | $17,472 |
| Value of interest in common/collective trusts at end of year | 2022-12-31 | $229,891,175 |
| Value of interest in common/collective trusts at beginning of year | 2022-12-31 | $383,574,443 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2022-12-31 | $42,045,516 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2022-12-31 | $36,060,079 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2022-12-31 | $36,060,079 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2022-12-31 | $607,975 |
| Asset value of US Government securities at end of year | 2022-12-31 | $1,524,907 |
| Asset value of US Government securities at beginning of year | 2022-12-31 | $162,614 |
| Net investment gain/loss from registered investment companies (e.g. mutual funds) | 2022-12-31 | $-395,115,855 |
| Net investment gain or loss from common/collective trusts | 2022-12-31 | $-124,710,139 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2022-12-31 | No |
| Assets. Invements in employer securities at end of year | 2022-12-31 | $0 |
| Assets. Invements in employer securities at beginning of year | 2022-12-31 | $3,627,920 |
| Contributions received in cash from employer | 2022-12-31 | $22,268,152 |
| Income. Dividends from preferred stock | 2022-12-31 | $19,682 |
| Income. Dividends from common stock | 2022-12-31 | $864,880 |
| Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers | 2022-12-31 | $223,035,721 |
| Asset. Corporate debt instrument debt (other) at end of year | 2022-12-31 | $622,227 |
| Asset. Corporate debt instrument debt (other) at beginning of year | 2022-12-31 | $176,706 |
| Assets. Corporate common stocks other than exployer securities at end of year | 2022-12-31 | $54,689,428 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2022-12-31 | $82,347,560 |
| Did the plan have assets held for investment | 2022-12-31 | Yes |
| Aggregate proceeds on sale of assets | 2022-12-31 | $118,197,296 |
| Aggregate carrying amount (costs) on sale of assets | 2022-12-31 | $128,949,151 |
| Unrealized appreciation/depreciation of other (non real estate) assets | 2022-01-01 | $-19,264,880 |
| Total unrealized appreciation/depreciation of assets | 2022-01-01 | $-19,264,880 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2022-01-01 | $362,415 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2022-01-01 | $590,208 |
| Total income from all sources (including contributions) | 2022-01-01 | $-278,712,075 |
| Total loss/gain on sale of assets | 2022-01-01 | $-10,751,855 |
| Total of all expenses incurred | 2022-01-01 | $222,956,466 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2022-01-01 | $223,035,721 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2022-01-01 | $156,376,723 |
| Value of total assets at end of year | 2022-01-01 | $2,237,919,601 |
| Value of total assets at beginning of year | 2022-01-01 | $2,739,815,935 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2022-01-01 | $-79,255 |
| Total interest from all sources | 2022-01-01 | $2,712,157 |
| Total dividends received (eg from common stock, registered investment company shares) | 2022-01-01 | $101,595,818 |
| Total dividends received from registered investment company shares (eg mutual funds) | 2022-01-01 | $100,711,256 |
| Assets. Corporate prefeered stocks other than exployer securities at end of year | 2022-01-01 | $422,908 |
| Assets. Corporate prefeered stocks other than exployer securities at beginning of year | 2022-01-01 | $280,257 |
| Was this plan covered by a fidelity bond | 2022-01-01 | No |
| Were there any nonexempt tranactions with any party-in-interest | 2022-01-01 | No |
| Contributions received from participants | 2022-01-01 | $120,960,268 |
| Participant contributions at end of year | 2022-01-01 | $52,616,312 |
| Participant contributions at beginning of year | 2022-01-01 | $53,069,687 |
| Assets. Other investments not covered elsewhere at end of year | 2022-01-01 | $453,777,680 |
| Assets. Other investments not covered elsewhere at beginning of year | 2022-01-01 | $447,745,314 |
| Income. Received or receivable in cash from other sources (including rollovers) | 2022-01-01 | $13,148,303 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2022-01-01 | $280,678 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2022-01-01 | $237,833 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2022-01-01 | $81,706 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2022-01-01 | $174,736 |
| Other income not declared elsewhere | 2022-01-01 | $10,445,956 |
| Administrative expenses (other) incurred | 2022-01-01 | $-630,630 |
| Liabilities. Value of operating payables at end of year | 2022-01-01 | $280,709 |
| Liabilities. Value of operating payables at beginning of year | 2022-01-01 | $415,472 |
| Total non interest bearing cash at end of year | 2022-01-01 | $2,100 |
| Total non interest bearing cash at beginning of year | 2022-01-01 | $100,000 |
| Value of net income/loss | 2022-01-01 | $-501,668,541 |
| Value of net assets at end of year (total assets less liabilities) | 2022-01-01 | $2,237,557,186 |
| Value of net assets at beginning of year (total assets less liabilities) | 2022-01-01 | $2,739,225,727 |
| 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 | $551,375 |
| Value of interest in registered invesment companies (eg mutual funds) at end of year | 2022-01-01 | $1,402,046,670 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2022-01-01 | $1,732,433,522 |
| Interest on participant loans | 2022-01-01 | $2,079,929 |
| Income. Interest from US Government securities | 2022-01-01 | $6,781 |
| Income. Interest from corporate debt instruments | 2022-01-01 | $17,472 |
| Value of interest in common/collective trusts at end of year | 2022-01-01 | $229,891,175 |
| Value of interest in common/collective trusts at beginning of year | 2022-01-01 | $383,574,443 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2022-01-01 | $42,045,516 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2022-01-01 | $607,975 |
| Asset value of US Government securities at end of year | 2022-01-01 | $1,524,907 |
| Asset value of US Government securities at beginning of year | 2022-01-01 | $162,614 |
| Net investment gain/loss from registered investment companies (e.g. mutual funds) | 2022-01-01 | $-395,115,855 |
| Net investment gain or loss from common/collective trusts | 2022-01-01 | $-124,710,139 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2022-01-01 | No |
| Assets. Invements in employer securities at end of year | 2022-01-01 | $0 |
| Assets. Invements in employer securities at beginning of year | 2022-01-01 | $3,627,920 |
| Contributions received in cash from employer | 2022-01-01 | $22,268,152 |
| Income. Dividends from preferred stock | 2022-01-01 | $19,682 |
| Income. Dividends from common stock | 2022-01-01 | $864,880 |
| Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers | 2022-01-01 | $223,035,721 |
| Asset. Corporate debt instrument debt (other) at end of year | 2022-01-01 | $622,227 |
| Asset. Corporate debt instrument debt (other) at beginning of year | 2022-01-01 | $176,706 |
| Assets. Corporate common stocks other than exployer securities at end of year | 2022-01-01 | $54,689,428 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2022-01-01 | $82,347,560 |
| Did the plan have assets held for investment | 2022-01-01 | Yes |
| Aggregate proceeds on sale of assets | 2022-01-01 | $118,197,296 |
| Aggregate carrying amount (costs) on sale of assets | 2022-01-01 | $128,949,151 |
| 2021 : CLEVELAND-CLIFFS STEEL LLC DC PLANS MASTER TRUST 2021 401k financial data | ||
| Unrealized appreciation/depreciation of other (non real estate) assets | 2021-12-31 | $3,177,804 |
| Total unrealized appreciation/depreciation of assets | 2021-12-31 | $3,177,804 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2021-12-31 | $590,208 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2021-12-31 | $1,477,120 |
| Total income from all sources (including contributions) | 2021-12-31 | $447,676,647 |
| Total loss/gain on sale of assets | 2021-12-31 | $9,021,348 |
| Total of all expenses incurred | 2021-12-31 | $296,657,409 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2021-12-31 | $296,399,203 |
| Expenses. Certain deemed distributions of participant loans | 2021-12-31 | $402,046 |
| Value of total corrective distributions | 2021-12-31 | $5,247 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2021-12-31 | $140,803,117 |
| Value of total assets at end of year | 2021-12-31 | $2,739,815,935 |
| Value of total assets at beginning of year | 2021-12-31 | $2,589,683,609 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2021-12-31 | $-149,087 |
| Total interest from all sources | 2021-12-31 | $2,646,982 |
| Total dividends received (eg from common stock, registered investment company shares) | 2021-12-31 | $139,869,557 |
| Total dividends received from registered investment company shares (eg mutual funds) | 2021-12-31 | $138,992,603 |
| Assets. Corporate prefeered stocks other than exployer securities at end of year | 2021-12-31 | $280,257 |
| Assets. Corporate prefeered stocks other than exployer securities at beginning of year | 2021-12-31 | $277,112 |
| Were there any nonexempt tranactions with any party-in-interest | 2021-12-31 | No |
| Contributions received from participants | 2021-12-31 | $106,494,362 |
| Participant contributions at end of year | 2021-12-31 | $53,069,687 |
| Participant contributions at beginning of year | 2021-12-31 | $57,104,865 |
| Assets. Other investments not covered elsewhere at end of year | 2021-12-31 | $447,745,314 |
| Assets. Other investments not covered elsewhere at beginning of year | 2021-12-31 | $478,936,294 |
| Income. Received or receivable in cash from other sources (including rollovers) | 2021-12-31 | $15,512,468 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2021-12-31 | $237,833 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2021-12-31 | $463,372 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2021-12-31 | $174,736 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2021-12-31 | $1,188,964 |
| Other income not declared elsewhere | 2021-12-31 | $10,613,844 |
| Administrative expenses (other) incurred | 2021-12-31 | $-702,450 |
| Liabilities. Value of operating payables at end of year | 2021-12-31 | $415,472 |
| Liabilities. Value of operating payables at beginning of year | 2021-12-31 | $288,156 |
| Total non interest bearing cash at end of year | 2021-12-31 | $100,000 |
| Total non interest bearing cash at beginning of year | 2021-12-31 | $74,166 |
| Value of net income/loss | 2021-12-31 | $151,019,238 |
| Value of net assets at end of year (total assets less liabilities) | 2021-12-31 | $2,739,225,727 |
| Value of net assets at beginning of year (total assets less liabilities) | 2021-12-31 | $2,588,206,489 |
| 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 | $553,363 |
| Value of interest in registered invesment companies (eg mutual funds) at end of year | 2021-12-31 | $1,732,433,522 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2021-12-31 | $1,593,099,304 |
| Interest on participant loans | 2021-12-31 | $2,615,895 |
| Income. Interest from US Government securities | 2021-12-31 | $3,204 |
| Income. Interest from corporate debt instruments | 2021-12-31 | $7,514 |
| Value of interest in common/collective trusts at end of year | 2021-12-31 | $383,574,443 |
| Value of interest in common/collective trusts at beginning of year | 2021-12-31 | $347,993,232 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2021-12-31 | $36,060,079 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2021-12-31 | $35,334,570 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2021-12-31 | $35,334,570 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2021-12-31 | $20,369 |
| Asset value of US Government securities at end of year | 2021-12-31 | $162,614 |
| Asset value of US Government securities at beginning of year | 2021-12-31 | $181,772 |
| Net investment gain/loss from registered investment companies (e.g. mutual funds) | 2021-12-31 | $69,711,835 |
| Net investment gain or loss from common/collective trusts | 2021-12-31 | $71,832,160 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2021-12-31 | No |
| Assets. Invements in employer securities at end of year | 2021-12-31 | $3,627,920 |
| Assets. Invements in employer securities at beginning of year | 2021-12-31 | $3,287,455 |
| Contributions received in cash from employer | 2021-12-31 | $18,796,287 |
| Income. Dividends from preferred stock | 2021-12-31 | $18,240 |
| Income. Dividends from common stock | 2021-12-31 | $858,714 |
| Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers | 2021-12-31 | $296,399,203 |
| Asset. Corporate debt instrument debt (other) at end of year | 2021-12-31 | $176,706 |
| Asset. Corporate debt instrument debt (other) at beginning of year | 2021-12-31 | $210,047 |
| Assets. Corporate common stocks other than exployer securities at end of year | 2021-12-31 | $82,347,560 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2021-12-31 | $72,721,420 |
| Did the plan have assets held for investment | 2021-12-31 | Yes |
| Aggregate proceeds on sale of assets | 2021-12-31 | $226,958,491 |
| Aggregate carrying amount (costs) on sale of assets | 2021-12-31 | $217,937,143 |
| 2020 : CLEVELAND-CLIFFS STEEL LLC DC PLANS MASTER TRUST 2020 401k financial data | ||
| Unrealized appreciation/depreciation of other (non real estate) assets | 2020-12-31 | $15,200,824 |
| Total unrealized appreciation/depreciation of assets | 2020-12-31 | $15,200,824 |
| Total transfer of assets from this plan | 2020-12-31 | $129,630,238 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2020-12-31 | $1,477,120 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2020-12-31 | $1,033,579 |
| Total income from all sources (including contributions) | 2020-12-31 | $493,542,976 |
| Total loss/gain on sale of assets | 2020-12-31 | $5,231,305 |
| Total of all expenses incurred | 2020-12-31 | $347,849,946 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2020-12-31 | $347,415,700 |
| Expenses. Certain deemed distributions of participant loans | 2020-12-31 | $335,175 |
| Value of total corrective distributions | 2020-12-31 | $2,325 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2020-12-31 | $144,665,066 |
| Value of total assets at end of year | 2020-12-31 | $2,589,683,609 |
| Value of total assets at beginning of year | 2020-12-31 | $2,573,177,276 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2020-12-31 | $96,746 |
| Total interest from all sources | 2020-12-31 | $3,038,361 |
| Total dividends received (eg from common stock, registered investment company shares) | 2020-12-31 | $76,355,037 |
| Total dividends received from registered investment company shares (eg mutual funds) | 2020-12-31 | $75,571,731 |
| Assets. Corporate prefeered stocks other than exployer securities at end of year | 2020-12-31 | $277,112 |
| Assets. Corporate prefeered stocks other than exployer securities at beginning of year | 2020-12-31 | $408,585 |
| Were there any nonexempt tranactions with any party-in-interest | 2020-12-31 | No |
| Contributions received from participants | 2020-12-31 | $108,646,683 |
| Participant contributions at end of year | 2020-12-31 | $57,104,865 |
| Participant contributions at beginning of year | 2020-12-31 | $70,774,622 |
| Assets. Other investments not covered elsewhere at end of year | 2020-12-31 | $478,936,294 |
| Assets. Other investments not covered elsewhere at beginning of year | 2020-12-31 | $450,728,145 |
| Income. Received or receivable in cash from other sources (including rollovers) | 2020-12-31 | $9,180,731 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2020-12-31 | $463,372 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2020-12-31 | $1,103,660 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2020-12-31 | $1,188,964 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2020-12-31 | $1,033,579 |
| Other income not declared elsewhere | 2020-12-31 | $13,853,633 |
| Administrative expenses (other) incurred | 2020-12-31 | $-463,037 |
| Liabilities. Value of operating payables at end of year | 2020-12-31 | $288,156 |
| Total non interest bearing cash at end of year | 2020-12-31 | $74,166 |
| Total non interest bearing cash at beginning of year | 2020-12-31 | $58,602 |
| Value of net income/loss | 2020-12-31 | $145,693,030 |
| Value of net assets at end of year (total assets less liabilities) | 2020-12-31 | $2,588,206,489 |
| Value of net assets at beginning of year (total assets less liabilities) | 2020-12-31 | $2,572,143,697 |
| 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 | $559,783 |
| Value of interest in registered invesment companies (eg mutual funds) at end of year | 2020-12-31 | $1,593,099,304 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2020-12-31 | $1,570,492,809 |
| Interest on participant loans | 2020-12-31 | $2,853,834 |
| Income. Interest from US Government securities | 2020-12-31 | $1,299 |
| Income. Interest from corporate debt instruments | 2020-12-31 | $13,075 |
| Value of interest in common/collective trusts at end of year | 2020-12-31 | $347,993,232 |
| Value of interest in common/collective trusts at beginning of year | 2020-12-31 | $392,120,674 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2020-12-31 | $35,334,570 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2020-12-31 | $38,724,502 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2020-12-31 | $38,724,502 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2020-12-31 | $170,153 |
| Asset value of US Government securities at end of year | 2020-12-31 | $181,772 |
| Asset value of US Government securities at beginning of year | 2020-12-31 | $359,549 |
| Net investment gain/loss from registered investment companies (e.g. mutual funds) | 2020-12-31 | $136,824,950 |
| Net investment gain or loss from common/collective trusts | 2020-12-31 | $98,373,800 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2020-12-31 | No |
| Assets. Invements in employer securities at end of year | 2020-12-31 | $3,287,455 |
| Assets. Invements in employer securities at beginning of year | 2020-12-31 | $3,067,729 |
| Contributions received in cash from employer | 2020-12-31 | $26,837,652 |
| Income. Dividends from preferred stock | 2020-12-31 | $24,345 |
| Income. Dividends from common stock | 2020-12-31 | $758,961 |
| Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers | 2020-12-31 | $347,415,700 |
| Asset. Corporate debt instrument debt (other) at end of year | 2020-12-31 | $210,047 |
| Asset. Corporate debt instrument debt (other) at beginning of year | 2020-12-31 | $430,168 |
| Assets. Corporate common stocks other than exployer securities at end of year | 2020-12-31 | $72,721,420 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2020-12-31 | $44,908,231 |
| Did the plan have assets held for investment | 2020-12-31 | Yes |
| Aggregate proceeds on sale of assets | 2020-12-31 | $186,045,736 |
| Aggregate carrying amount (costs) on sale of assets | 2020-12-31 | $180,814,431 |
| 2019 : CLEVELAND-CLIFFS STEEL LLC DC PLANS MASTER TRUST 2019 401k financial data | ||
| Unrealized appreciation/depreciation of other (non real estate) assets | 2019-12-31 | $146,985 |
| Total unrealized appreciation/depreciation of assets | 2019-12-31 | $146,985 |
| Total transfer of assets to this plan | 2019-12-31 | $66,481,888 |
| Total transfer of assets from this plan | 2019-12-31 | $52,110 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2019-12-31 | $1,033,579 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2019-12-31 | $467,315 |
| Total income from all sources (including contributions) | 2019-12-31 | $561,152,791 |
| Total loss/gain on sale of assets | 2019-12-31 | $5,289,947 |
| Total of all expenses incurred | 2019-12-31 | $234,730,010 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2019-12-31 | $234,389,023 |
| Expenses. Certain deemed distributions of participant loans | 2019-12-31 | $345,812 |
| Value of total corrective distributions | 2019-12-31 | $2,528 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2019-12-31 | $160,107,100 |
| Value of total assets at end of year | 2019-12-31 | $2,573,177,276 |
| Value of total assets at beginning of year | 2019-12-31 | $2,179,758,453 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2019-12-31 | $-7,353 |
| Total interest from all sources | 2019-12-31 | $3,984,740 |
| Total dividends received (eg from common stock, registered investment company shares) | 2019-12-31 | $81,583,246 |
| Total dividends received from registered investment company shares (eg mutual funds) | 2019-12-31 | $80,817,496 |
| Assets. Corporate prefeered stocks other than exployer securities at end of year | 2019-12-31 | $408,585 |
| Assets. Corporate prefeered stocks other than exployer securities at beginning of year | 2019-12-31 | $293,656 |
| Were there any nonexempt tranactions with any party-in-interest | 2019-12-31 | No |
| Contributions received from participants | 2019-12-31 | $122,600,714 |
| Participant contributions at end of year | 2019-12-31 | $70,774,622 |
| Participant contributions at beginning of year | 2019-12-31 | $66,893,010 |
| Assets. Other investments not covered elsewhere at end of year | 2019-12-31 | $450,728,145 |
| Assets. Other investments not covered elsewhere at beginning of year | 2019-12-31 | $446,280,592 |
| Income. Received or receivable in cash from other sources (including rollovers) | 2019-12-31 | $7,811,796 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2019-12-31 | $1,103,660 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2019-12-31 | $841,152 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2019-12-31 | $1,033,579 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2019-12-31 | $467,315 |
| Other income not declared elsewhere | 2019-12-31 | $11,447,598 |
| Administrative expenses (other) incurred | 2019-12-31 | $-594,669 |
| Total non interest bearing cash at end of year | 2019-12-31 | $58,602 |
| Total non interest bearing cash at beginning of year | 2019-12-31 | $52,310 |
| Value of net income/loss | 2019-12-31 | $326,422,781 |
| Value of net assets at end of year (total assets less liabilities) | 2019-12-31 | $2,572,143,697 |
| Value of net assets at beginning of year (total assets less liabilities) | 2019-12-31 | $2,179,291,138 |
| 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 | $587,316 |
| Value of interest in registered invesment companies (eg mutual funds) at end of year | 2019-12-31 | $1,570,492,809 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2019-12-31 | $1,253,704,837 |
| Interest on participant loans | 2019-12-31 | $3,180,551 |
| Income. Interest from US Government securities | 2019-12-31 | $1,865 |
| Income. Interest from corporate debt instruments | 2019-12-31 | $19,715 |
| Value of interest in common/collective trusts at end of year | 2019-12-31 | $392,120,674 |
| Value of interest in common/collective trusts at beginning of year | 2019-12-31 | $324,854,713 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2019-12-31 | $38,724,502 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2019-12-31 | $46,234,465 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2019-12-31 | $46,234,465 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2019-12-31 | $782,609 |
| Asset value of US Government securities at end of year | 2019-12-31 | $359,549 |
| Asset value of US Government securities at beginning of year | 2019-12-31 | $442,128 |
| Net investment gain/loss from registered investment companies (e.g. mutual funds) | 2019-12-31 | $207,599,036 |
| Net investment gain or loss from common/collective trusts | 2019-12-31 | $90,994,139 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2019-12-31 | No |
| Assets. Invements in employer securities at end of year | 2019-12-31 | $3,067,729 |
| Assets. Invements in employer securities at beginning of year | 2019-12-31 | $3,938,999 |
| Contributions received in cash from employer | 2019-12-31 | $29,694,590 |
| Income. Dividends from preferred stock | 2019-12-31 | $25,273 |
| Income. Dividends from common stock | 2019-12-31 | $740,477 |
| Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers | 2019-12-31 | $234,389,023 |
| Asset. Corporate debt instrument debt (other) at end of year | 2019-12-31 | $430,168 |
| Asset. Corporate debt instrument debt (other) at beginning of year | 2019-12-31 | $476,362 |
| Assets. Corporate common stocks other than exployer securities at end of year | 2019-12-31 | $44,908,231 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2019-12-31 | $35,746,229 |
| Did the plan have assets held for investment | 2019-12-31 | Yes |
| Aggregate proceeds on sale of assets | 2019-12-31 | $116,864,550 |
| Aggregate carrying amount (costs) on sale of assets | 2019-12-31 | $111,574,603 |
| 2018 : CLEVELAND-CLIFFS STEEL LLC DC PLANS MASTER TRUST 2018 401k financial data | ||
| Unrealized appreciation/depreciation of other (non real estate) assets | 2018-12-31 | $-12,396,720 |
| Total unrealized appreciation/depreciation of assets | 2018-12-31 | $-12,396,720 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2018-12-31 | $467,315 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2018-12-31 | $401,348 |
| Total income from all sources (including contributions) | 2018-12-31 | $56,425,681 |
| Total loss/gain on sale of assets | 2018-12-31 | $795,328 |
| Total of all expenses incurred | 2018-12-31 | $214,808,155 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2018-12-31 | $214,311,354 |
| Expenses. Certain deemed distributions of participant loans | 2018-12-31 | $253,369 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2018-12-31 | $152,975,109 |
| Value of total assets at end of year | 2018-12-31 | $2,179,758,453 |
| Value of total assets at beginning of year | 2018-12-31 | $2,338,074,960 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2018-12-31 | $243,432 |
| Total interest from all sources | 2018-12-31 | $3,325,205 |
| Total dividends received (eg from common stock, registered investment company shares) | 2018-12-31 | $85,058,737 |
| Total dividends received from registered investment company shares (eg mutual funds) | 2018-12-31 | $84,355,934 |
| Assets. Corporate prefeered stocks other than exployer securities at end of year | 2018-12-31 | $293,656 |
| Assets. Corporate prefeered stocks other than exployer securities at beginning of year | 2018-12-31 | $156,522 |
| Were there any nonexempt tranactions with any party-in-interest | 2018-12-31 | No |
| Contributions received from participants | 2018-12-31 | $119,441,686 |
| Participant contributions at end of year | 2018-12-31 | $66,893,010 |
| Participant contributions at beginning of year | 2018-12-31 | $65,540,494 |
| Assets. Other investments not covered elsewhere at end of year | 2018-12-31 | $446,280,592 |
| Assets. Other investments not covered elsewhere at beginning of year | 2018-12-31 | $440,818,470 |
| Income. Received or receivable in cash from other sources (including rollovers) | 2018-12-31 | $6,726,145 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2018-12-31 | $841,152 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2018-12-31 | $626,786 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2018-12-31 | $467,315 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2018-12-31 | $401,348 |
| Other income not declared elsewhere | 2018-12-31 | $9,641,339 |
| Administrative expenses (other) incurred | 2018-12-31 | $-329,393 |
| Total non interest bearing cash at end of year | 2018-12-31 | $52,310 |
| Total non interest bearing cash at beginning of year | 2018-12-31 | $23,651 |
| Value of net income/loss | 2018-12-31 | $-158,382,474 |
| Value of net assets at end of year (total assets less liabilities) | 2018-12-31 | $2,179,291,138 |
| Value of net assets at beginning of year (total assets less liabilities) | 2018-12-31 | $2,337,673,612 |
| 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 | $572,825 |
| Value of interest in registered invesment companies (eg mutual funds) at end of year | 2018-12-31 | $1,253,704,837 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2018-12-31 | $1,397,150,440 |
| Interest on participant loans | 2018-12-31 | $2,724,496 |
| Income. Interest from US Government securities | 2018-12-31 | $1,749 |
| Income. Interest from corporate debt instruments | 2018-12-31 | $20,776 |
| Value of interest in common/collective trusts at end of year | 2018-12-31 | $324,854,713 |
| Value of interest in common/collective trusts at beginning of year | 2018-12-31 | $346,881,853 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2018-12-31 | $46,234,465 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2018-12-31 | $38,312,667 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2018-12-31 | $38,312,667 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2018-12-31 | $578,184 |
| Asset value of US Government securities at end of year | 2018-12-31 | $442,128 |
| Asset value of US Government securities at beginning of year | 2018-12-31 | $161,323 |
| Net investment gain/loss from registered investment companies (e.g. mutual funds) | 2018-12-31 | $-167,526,235 |
| Net investment gain or loss from common/collective trusts | 2018-12-31 | $-15,447,082 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2018-12-31 | No |
| Assets. Invements in employer securities at end of year | 2018-12-31 | $3,938,999 |
| Assets. Invements in employer securities at beginning of year | 2018-12-31 | $6,554,213 |
| Contributions received in cash from employer | 2018-12-31 | $26,807,278 |
| Income. Dividends from preferred stock | 2018-12-31 | $14,398 |
| Income. Dividends from common stock | 2018-12-31 | $688,405 |
| Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers | 2018-12-31 | $214,311,354 |
| Asset. Corporate debt instrument debt (other) at end of year | 2018-12-31 | $476,362 |
| Asset. Corporate debt instrument debt (other) at beginning of year | 2018-12-31 | $455,795 |
| Assets. Corporate common stocks other than exployer securities at end of year | 2018-12-31 | $35,746,229 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2018-12-31 | $41,392,746 |
| Did the plan have assets held for investment | 2018-12-31 | Yes |
| Aggregate proceeds on sale of assets | 2018-12-31 | $98,865,395 |
| Aggregate carrying amount (costs) on sale of assets | 2018-12-31 | $98,070,067 |
| 2017 : CLEVELAND-CLIFFS STEEL LLC DC PLANS MASTER TRUST 2017 401k financial data | ||
| Unrealized appreciation/depreciation of other (non real estate) assets | 2017-12-31 | $5,862,515 |
| Total unrealized appreciation/depreciation of assets | 2017-12-31 | $5,862,515 |
| Total transfer of assets to this plan | 2017-12-31 | $0 |
| 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 | $401,348 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2017-12-31 | $638,394 |
| Total income from all sources (including contributions) | 2017-12-31 | $448,115,411 |
| Total loss/gain on sale of assets | 2017-12-31 | $1,328,368 |
| Total of all expenses incurred | 2017-12-31 | $216,749,921 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2017-12-31 | $215,980,518 |
| Expenses. Certain deemed distributions of participant loans | 2017-12-31 | $134,211 |
| Value of total corrective distributions | 2017-12-31 | $33 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2017-12-31 | $148,690,490 |
| Value of total assets at end of year | 2017-12-31 | $2,338,074,960 |
| Value of total assets at beginning of year | 2017-12-31 | $2,106,946,516 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2017-12-31 | $635,159 |
| Total interest from all sources | 2017-12-31 | $2,546,036 |
| Total dividends received (eg from common stock, registered investment company shares) | 2017-12-31 | $78,002,354 |
| Total dividends received from registered investment company shares (eg mutual funds) | 2017-12-31 | $77,398,640 |
| Assets. Corporate prefeered stocks other than exployer securities at end of year | 2017-12-31 | $156,522 |
| Assets. Corporate prefeered stocks other than exployer securities at beginning of year | 2017-12-31 | $120,579 |
| Were there any nonexempt tranactions with any party-in-interest | 2017-12-31 | No |
| Contributions received from participants | 2017-12-31 | $115,894,510 |
| Participant contributions at end of year | 2017-12-31 | $65,540,494 |
| Participant contributions at beginning of year | 2017-12-31 | $62,638,428 |
| Assets. Other investments not covered elsewhere at end of year | 2017-12-31 | $440,818,470 |
| Assets. Other investments not covered elsewhere at beginning of year | 2017-12-31 | $477,214,037 |
| Income. Received or receivable in cash from other sources (including rollovers) | 2017-12-31 | $7,475,787 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2017-12-31 | $626,786 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2017-12-31 | $1,665,512 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2017-12-31 | $401,348 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2017-12-31 | $638,394 |
| Other income not declared elsewhere | 2017-12-31 | $7,855,064 |
| Administrative expenses (other) incurred | 2017-12-31 | $-54,114 |
| Total non interest bearing cash at end of year | 2017-12-31 | $23,651 |
| Total non interest bearing cash at beginning of year | 2017-12-31 | $140,057 |
| Value of net income/loss | 2017-12-31 | $231,365,490 |
| Value of net assets at end of year (total assets less liabilities) | 2017-12-31 | $2,337,673,612 |
| Value of net assets at beginning of year (total assets less liabilities) | 2017-12-31 | $2,106,308,122 |
| 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 | $689,273 |
| Value of interest in registered invesment companies (eg mutual funds) at end of year | 2017-12-31 | $1,397,150,440 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2017-12-31 | $1,217,249,928 |
| Interest on participant loans | 2017-12-31 | $2,318,535 |
| Income. Interest from US Government securities | 2017-12-31 | $714 |
| Income. Interest from corporate debt instruments | 2017-12-31 | $19,920 |
| Value of interest in common/collective trusts at end of year | 2017-12-31 | $346,881,853 |
| Value of interest in common/collective trusts at beginning of year | 2017-12-31 | $269,405,068 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2017-12-31 | $38,312,667 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2017-12-31 | $32,442,399 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2017-12-31 | $32,442,399 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2017-12-31 | $206,867 |
| Asset value of US Government securities at end of year | 2017-12-31 | $161,323 |
| Asset value of US Government securities at beginning of year | 2017-12-31 | $82,031 |
| Net investment gain/loss from registered investment companies (e.g. mutual funds) | 2017-12-31 | $125,610,117 |
| Net investment gain or loss from common/collective trusts | 2017-12-31 | $78,220,467 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2017-12-31 | No |
| Assets. Invements in employer securities at end of year | 2017-12-31 | $6,554,213 |
| Assets. Invements in employer securities at beginning of year | 2017-12-31 | $4,873,458 |
| Contributions received in cash from employer | 2017-12-31 | $25,320,193 |
| Income. Dividends from preferred stock | 2017-12-31 | $6,919 |
| Income. Dividends from common stock | 2017-12-31 | $596,795 |
| Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers | 2017-12-31 | $215,980,518 |
| Asset. Corporate debt instrument debt (other) at end of year | 2017-12-31 | $455,795 |
| Asset. Corporate debt instrument debt (other) at beginning of year | 2017-12-31 | $306,747 |
| Assets. Corporate common stocks other than exployer securities at end of year | 2017-12-31 | $41,392,746 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2017-12-31 | $40,808,272 |
| Did the plan have assets held for investment | 2017-12-31 | Yes |
| Aggregate proceeds on sale of assets | 2017-12-31 | $72,565,705 |
| Aggregate carrying amount (costs) on sale of assets | 2017-12-31 | $71,237,337 |
| 2016 : CLEVELAND-CLIFFS STEEL LLC DC PLANS MASTER TRUST 2016 401k financial data | ||
| Unrealized appreciation/depreciation of other (non real estate) assets | 2016-12-31 | $5,971,941 |
| Total unrealized appreciation/depreciation of assets | 2016-12-31 | $5,971,941 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2016-12-31 | $638,394 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2016-12-31 | $631,509 |
| Total income from all sources (including contributions) | 2016-12-31 | $276,771,594 |
| Total loss/gain on sale of assets | 2016-12-31 | $2,528,323 |
| Total of all expenses incurred | 2016-12-31 | $182,397,640 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2016-12-31 | $181,671,225 |
| Expenses. Certain deemed distributions of participant loans | 2016-12-31 | $252,951 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2016-12-31 | $148,193,907 |
| Value of total assets at end of year | 2016-12-31 | $2,106,946,516 |
| Value of total assets at beginning of year | 2016-12-31 | $2,012,565,677 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2016-12-31 | $473,464 |
| Total interest from all sources | 2016-12-31 | $2,201,826 |
| Total dividends received (eg from common stock, registered investment company shares) | 2016-12-31 | $44,293,014 |
| Total dividends received from registered investment company shares (eg mutual funds) | 2016-12-31 | $43,463,516 |
| Assets. Corporate prefeered stocks other than exployer securities at end of year | 2016-12-31 | $120,579 |
| Assets. Corporate prefeered stocks other than exployer securities at beginning of year | 2016-12-31 | $90,694 |
| Were there any nonexempt tranactions with any party-in-interest | 2016-12-31 | No |
| Contributions received from participants | 2016-12-31 | $117,280,167 |
| Participant contributions at end of year | 2016-12-31 | $62,638,428 |
| Participant contributions at beginning of year | 2016-12-31 | $61,179,226 |
| Assets. Other investments not covered elsewhere at end of year | 2016-12-31 | $477,214,037 |
| Assets. Other investments not covered elsewhere at beginning of year | 2016-12-31 | $477,374,800 |
| Income. Received or receivable in cash from other sources (including rollovers) | 2016-12-31 | $5,011,285 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2016-12-31 | $1,665,512 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2016-12-31 | $370,308 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2016-12-31 | $638,394 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2016-12-31 | $631,509 |
| Other income not declared elsewhere | 2016-12-31 | $8,209,453 |
| Administrative expenses (other) incurred | 2016-12-31 | $-242,182 |
| Total non interest bearing cash at end of year | 2016-12-31 | $140,057 |
| Total non interest bearing cash at beginning of year | 2016-12-31 | $1,140 |
| Value of net income/loss | 2016-12-31 | $94,373,954 |
| Value of net assets at end of year (total assets less liabilities) | 2016-12-31 | $2,106,308,122 |
| Value of net assets at beginning of year (total assets less liabilities) | 2016-12-31 | $2,011,934,168 |
| 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 | $715,646 |
| Value of interest in registered invesment companies (eg mutual funds) at end of year | 2016-12-31 | $1,217,249,928 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2016-12-31 | $1,115,006,447 |
| Interest on participant loans | 2016-12-31 | $2,119,036 |
| Income. Interest from US Government securities | 2016-12-31 | $470 |
| Income. Interest from corporate debt instruments | 2016-12-31 | $10,412 |
| Value of interest in common/collective trusts at end of year | 2016-12-31 | $269,405,068 |
| Value of interest in common/collective trusts at beginning of year | 2016-12-31 | $297,504,885 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2016-12-31 | $32,442,399 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2016-12-31 | $26,064,598 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2016-12-31 | $26,064,598 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2016-12-31 | $71,908 |
| Asset value of US Government securities at end of year | 2016-12-31 | $82,031 |
| Asset value of US Government securities at beginning of year | 2016-12-31 | $81,876 |
| Net investment gain/loss from registered investment companies (e.g. mutual funds) | 2016-12-31 | $59,257,728 |
| Net investment gain or loss from common/collective trusts | 2016-12-31 | $6,115,402 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2016-12-31 | No |
| Assets. Invements in employer securities at end of year | 2016-12-31 | $4,873,458 |
| Assets. Invements in employer securities at beginning of year | 2016-12-31 | $2,349,004 |
| Contributions received in cash from employer | 2016-12-31 | $25,902,455 |
| Income. Dividends from preferred stock | 2016-12-31 | $5,783 |
| Income. Dividends from common stock | 2016-12-31 | $823,715 |
| Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers | 2016-12-31 | $181,671,225 |
| Asset. Corporate debt instrument debt (other) at end of year | 2016-12-31 | $306,747 |
| Asset. Corporate debt instrument debt (other) at beginning of year | 2016-12-31 | $135,515 |
| Assets. Corporate common stocks other than exployer securities at end of year | 2016-12-31 | $40,808,272 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2016-12-31 | $32,407,184 |
| Did the plan have assets held for investment | 2016-12-31 | Yes |
| Aggregate proceeds on sale of assets | 2016-12-31 | $102,744,960 |
| Aggregate carrying amount (costs) on sale of assets | 2016-12-31 | $100,216,637 |
| 2015 : CLEVELAND-CLIFFS STEEL LLC DC PLANS MASTER TRUST 2015 401k financial data | ||
| Unrealized appreciation/depreciation of other (non real estate) assets | 2015-12-31 | $-9,433,787 |
| Total unrealized appreciation/depreciation of assets | 2015-12-31 | $-9,433,787 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2015-12-31 | $631,509 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2015-12-31 | $268,031 |
| Total income from all sources (including contributions) | 2015-12-31 | $164,092,532 |
| Total loss/gain on sale of assets | 2015-12-31 | $-1,285,521 |
| Total of all expenses incurred | 2015-12-31 | $179,337,379 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2015-12-31 | $178,604,515 |
| Expenses. Certain deemed distributions of participant loans | 2015-12-31 | $144,240 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2015-12-31 | $153,810,495 |
| Value of total assets at end of year | 2015-12-31 | $2,012,565,677 |
| Value of total assets at beginning of year | 2015-12-31 | $2,027,447,046 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2015-12-31 | $588,624 |
| Total interest from all sources | 2015-12-31 | $1,998,150 |
| Total dividends received (eg from common stock, registered investment company shares) | 2015-12-31 | $69,446,128 |
| Total dividends received from registered investment company shares (eg mutual funds) | 2015-12-31 | $68,549,739 |
| Assets. Corporate prefeered stocks other than exployer securities at end of year | 2015-12-31 | $90,694 |
| Assets. Corporate prefeered stocks other than exployer securities at beginning of year | 2015-12-31 | $161,535 |
| Were there any nonexempt tranactions with any party-in-interest | 2015-12-31 | No |
| Contributions received from participants | 2015-12-31 | $121,555,081 |
| Participant contributions at end of year | 2015-12-31 | $61,179,226 |
| Participant contributions at beginning of year | 2015-12-31 | $57,979,258 |
| Assets. Other investments not covered elsewhere at end of year | 2015-12-31 | $477,374,800 |
| Assets. Other investments not covered elsewhere at beginning of year | 2015-12-31 | $476,883,606 |
| Income. Received or receivable in cash from other sources (including rollovers) | 2015-12-31 | $5,132,268 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2015-12-31 | $370,308 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2015-12-31 | $646,125 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2015-12-31 | $631,509 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2015-12-31 | $268,031 |
| Other income not declared elsewhere | 2015-12-31 | $8,488,765 |
| Administrative expenses (other) incurred | 2015-12-31 | $-124,179 |
| Total non interest bearing cash at end of year | 2015-12-31 | $1,140 |
| Total non interest bearing cash at beginning of year | 2015-12-31 | $15,146 |
| Value of net income/loss | 2015-12-31 | $-15,244,847 |
| Value of net assets at end of year (total assets less liabilities) | 2015-12-31 | $2,011,934,168 |
| Value of net assets at beginning of year (total assets less liabilities) | 2015-12-31 | $2,027,179,015 |
| 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 | $712,803 |
| Value of interest in registered invesment companies (eg mutual funds) at end of year | 2015-12-31 | $1,115,006,447 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2015-12-31 | $1,321,787,020 |
| Interest on participant loans | 2015-12-31 | $1,964,872 |
| Income. Interest from US Government securities | 2015-12-31 | $70 |
| Income. Interest from corporate debt instruments | 2015-12-31 | $10,376 |
| Value of interest in common/collective trusts at end of year | 2015-12-31 | $297,504,885 |
| Value of interest in common/collective trusts at beginning of year | 2015-12-31 | $103,694,756 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2015-12-31 | $26,064,598 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2015-12-31 | $24,316,489 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2015-12-31 | $24,316,489 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2015-12-31 | $22,832 |
| Asset value of US Government securities at end of year | 2015-12-31 | $81,876 |
| Asset value of US Government securities at beginning of year | 2015-12-31 | $42,179 |
| Net investment gain/loss from registered investment companies (e.g. mutual funds) | 2015-12-31 | $-68,378,400 |
| Net investment gain or loss from common/collective trusts | 2015-12-31 | $9,446,702 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2015-12-31 | No |
| Assets. Invements in employer securities at end of year | 2015-12-31 | $2,349,004 |
| Assets. Invements in employer securities at beginning of year | 2015-12-31 | $6,751,430 |
| Contributions received in cash from employer | 2015-12-31 | $27,123,146 |
| Income. Dividends from preferred stock | 2015-12-31 | $6,697 |
| Income. Dividends from common stock | 2015-12-31 | $889,692 |
| Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers | 2015-12-31 | $178,604,515 |
| Asset. Corporate debt instrument debt (other) at end of year | 2015-12-31 | $135,515 |
| Asset. Corporate debt instrument debt (other) at beginning of year | 2015-12-31 | $190,491 |
| Assets. Corporate common stocks other than exployer securities at end of year | 2015-12-31 | $32,407,184 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2015-12-31 | $34,979,011 |
| Did the plan have assets held for investment | 2015-12-31 | Yes |
| Aggregate proceeds on sale of assets | 2015-12-31 | $73,006,834 |
| Aggregate carrying amount (costs) on sale of assets | 2015-12-31 | $74,292,355 |
| 2014 : CLEVELAND-CLIFFS STEEL LLC DC PLANS MASTER TRUST 2014 401k financial data | ||
| Unrealized appreciation/depreciation of other (non real estate) assets | 2014-12-31 | $-6,774,802 |
| Total unrealized appreciation/depreciation of assets | 2014-12-31 | $-6,774,802 |
| Total transfer of assets to this plan | 2014-12-31 | $45,458,876 |
| Total transfer of assets from this plan | 2014-12-31 | $130,105 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2014-12-31 | $268,031 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2014-12-31 | $605,697 |
| Total income from all sources (including contributions) | 2014-12-31 | $242,780,008 |
| Total loss/gain on sale of assets | 2014-12-31 | $-982,269 |
| Total of all expenses incurred | 2014-12-31 | $153,795,288 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2014-12-31 | $152,868,043 |
| Expenses. Certain deemed distributions of participant loans | 2014-12-31 | $156,945 |
| Value of total corrective distributions | 2014-12-31 | $179 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2014-12-31 | $152,045,335 |
| Value of total assets at end of year | 2014-12-31 | $2,027,447,046 |
| Value of total assets at beginning of year | 2014-12-31 | $1,893,471,221 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2014-12-31 | $770,121 |
| Total interest from all sources | 2014-12-31 | $1,882,067 |
| Total dividends received (eg from common stock, registered investment company shares) | 2014-12-31 | $101,810,386 |
| Total dividends received from registered investment company shares (eg mutual funds) | 2014-12-31 | $101,020,140 |
| Assets. Corporate prefeered stocks other than exployer securities at end of year | 2014-12-31 | $161,535 |
| Assets. Corporate prefeered stocks other than exployer securities at beginning of year | 2014-12-31 | $65,051 |
| Were there any nonexempt tranactions with any party-in-interest | 2014-12-31 | No |
| Contributions received from participants | 2014-12-31 | $119,254,249 |
| Participant contributions at end of year | 2014-12-31 | $57,979,258 |
| Participant contributions at beginning of year | 2014-12-31 | $52,113,465 |
| Assets. Other investments not covered elsewhere at end of year | 2014-12-31 | $476,883,606 |
| Assets. Other investments not covered elsewhere at beginning of year | 2014-12-31 | $499,813,889 |
| Income. Received or receivable in cash from other sources (including rollovers) | 2014-12-31 | $6,757,756 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2014-12-31 | $646,125 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2014-12-31 | $424,242 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2014-12-31 | $268,031 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2014-12-31 | $605,697 |
| Other income not declared elsewhere | 2014-12-31 | $8,081,298 |
| Administrative expenses (other) incurred | 2014-12-31 | $42,088 |
| Total non interest bearing cash at end of year | 2014-12-31 | $15,146 |
| Total non interest bearing cash at beginning of year | 2014-12-31 | $11,021 |
| Value of net income/loss | 2014-12-31 | $88,984,720 |
| Value of net assets at end of year (total assets less liabilities) | 2014-12-31 | $2,027,179,015 |
| Value of net assets at beginning of year (total assets less liabilities) | 2014-12-31 | $1,892,865,524 |
| 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 | $728,033 |
| Value of interest in registered invesment companies (eg mutual funds) at end of year | 2014-12-31 | $1,321,787,020 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2014-12-31 | $1,211,309,932 |
| Interest on participant loans | 2014-12-31 | $1,854,947 |
| Income. Interest from US Government securities | 2014-12-31 | $70 |
| Income. Interest from corporate debt instruments | 2014-12-31 | $12,655 |
| Value of interest in common/collective trusts at end of year | 2014-12-31 | $103,694,756 |
| Value of interest in common/collective trusts at beginning of year | 2014-12-31 | $60,780,895 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2014-12-31 | $24,316,489 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2014-12-31 | $25,627,857 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2014-12-31 | $25,627,857 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2014-12-31 | $14,395 |
| Asset value of US Government securities at end of year | 2014-12-31 | $42,179 |
| Asset value of US Government securities at beginning of year | 2014-12-31 | $52,154 |
| Net investment gain/loss from registered investment companies (e.g. mutual funds) | 2014-12-31 | $-20,650,447 |
| Net investment gain or loss from common/collective trusts | 2014-12-31 | $7,368,440 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2014-12-31 | No |
| Assets. Invements in employer securities at end of year | 2014-12-31 | $6,751,430 |
| Assets. Invements in employer securities at beginning of year | 2014-12-31 | $11,682,916 |
| Contributions received in cash from employer | 2014-12-31 | $26,033,330 |
| Income. Dividends from preferred stock | 2014-12-31 | $7,629 |
| Income. Dividends from common stock | 2014-12-31 | $782,617 |
| Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers | 2014-12-31 | $152,868,043 |
| Asset. Corporate debt instrument debt (other) at end of year | 2014-12-31 | $190,491 |
| Asset. Corporate debt instrument debt (other) at beginning of year | 2014-12-31 | $101,398 |
| Assets. Corporate common stocks other than exployer securities at end of year | 2014-12-31 | $34,979,011 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2014-12-31 | $31,488,401 |
| Did the plan have assets held for investment | 2014-12-31 | Yes |
| Aggregate proceeds on sale of assets | 2014-12-31 | $74,421,286 |
| Aggregate carrying amount (costs) on sale of assets | 2014-12-31 | $75,403,555 |
| 2013 : CLEVELAND-CLIFFS STEEL LLC DC PLANS MASTER TRUST 2013 401k financial data | ||
| Unrealized appreciation/depreciation of other (non real estate) assets | 2013-12-31 | $3,041,778 |
| Total unrealized appreciation/depreciation of assets | 2013-12-31 | $3,041,778 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2013-12-31 | $605,697 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2013-12-31 | $571,566 |
| Total income from all sources (including contributions) | 2013-12-31 | $372,100,327 |
| Total loss/gain on sale of assets | 2013-12-31 | $777,520 |
| Total of all expenses incurred | 2013-12-31 | $135,562,450 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2013-12-31 | $134,559,746 |
| Expenses. Certain deemed distributions of participant loans | 2013-12-31 | $45,797 |
| Value of total corrective distributions | 2013-12-31 | $0 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2013-12-31 | $132,562,774 |
| Value of total assets at end of year | 2013-12-31 | $1,893,471,221 |
| Value of total assets at beginning of year | 2013-12-31 | $1,656,899,213 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2013-12-31 | $956,907 |
| Total interest from all sources | 2013-12-31 | $1,691,996 |
| Total dividends received (eg from common stock, registered investment company shares) | 2013-12-31 | $41,263,906 |
| Total dividends received from registered investment company shares (eg mutual funds) | 2013-12-31 | $40,610,215 |
| Assets. Corporate prefeered stocks other than exployer securities at end of year | 2013-12-31 | $65,051 |
| Assets. Corporate prefeered stocks other than exployer securities at beginning of year | 2013-12-31 | $44,255 |
| Were there any nonexempt tranactions with any party-in-interest | 2013-12-31 | No |
| Contributions received from participants | 2013-12-31 | $106,586,148 |
| Participant contributions at end of year | 2013-12-31 | $52,113,465 |
| Participant contributions at beginning of year | 2013-12-31 | $48,392,412 |
| Assets. Other investments not covered elsewhere at end of year | 2013-12-31 | $499,813,889 |
| Assets. Other investments not covered elsewhere at beginning of year | 2013-12-31 | $490,049,826 |
| Income. Received or receivable in cash from other sources (including rollovers) | 2013-12-31 | $3,325,085 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2013-12-31 | $424,242 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2013-12-31 | $635,186 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2013-12-31 | $605,697 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2013-12-31 | $571,566 |
| Other income not declared elsewhere | 2013-12-31 | $9,759,699 |
| Administrative expenses (other) incurred | 2013-12-31 | $214,351 |
| Total non interest bearing cash at end of year | 2013-12-31 | $11,021 |
| Total non interest bearing cash at beginning of year | 2013-12-31 | $1,653 |
| Value of net income/loss | 2013-12-31 | $236,537,877 |
| Value of net assets at end of year (total assets less liabilities) | 2013-12-31 | $1,892,865,524 |
| Value of net assets at beginning of year (total assets less liabilities) | 2013-12-31 | $1,656,327,647 |
| 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 | $742,556 |
| Value of interest in registered invesment companies (eg mutual funds) at end of year | 2013-12-31 | $1,211,309,932 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2013-12-31 | $998,156,823 |
| Interest on participant loans | 2013-12-31 | $1,662,213 |
| Income. Interest from US Government securities | 2013-12-31 | $1,827 |
| Income. Interest from corporate debt instruments | 2013-12-31 | $7,349 |
| Value of interest in common/collective trusts at end of year | 2013-12-31 | $60,780,895 |
| Value of interest in common/collective trusts at beginning of year | 2013-12-31 | $45,060,052 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2013-12-31 | $25,627,857 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2013-12-31 | $37,937,020 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2013-12-31 | $37,937,020 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2013-12-31 | $20,607 |
| Asset value of US Government securities at end of year | 2013-12-31 | $52,154 |
| Asset value of US Government securities at beginning of year | 2013-12-31 | $332,719 |
| Net investment gain/loss from registered investment companies (e.g. mutual funds) | 2013-12-31 | $166,080,946 |
| Net investment gain or loss from common/collective trusts | 2013-12-31 | $16,921,708 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2013-12-31 | No |
| Assets. Invements in employer securities at end of year | 2013-12-31 | $11,682,916 |
| Assets. Invements in employer securities at beginning of year | 2013-12-31 | $12,454,241 |
| Contributions received in cash from employer | 2013-12-31 | $22,651,541 |
| Income. Dividends from preferred stock | 2013-12-31 | $2,925 |
| Income. Dividends from common stock | 2013-12-31 | $650,766 |
| Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers | 2013-12-31 | $134,559,746 |
| Asset. Corporate debt instrument debt (other) at end of year | 2013-12-31 | $101,398 |
| Asset. Corporate debt instrument debt (other) at beginning of year | 2013-12-31 | $18,923 |
| Assets. Corporate common stocks other than exployer securities at end of year | 2013-12-31 | $31,488,401 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2013-12-31 | $23,816,103 |
| Did the plan have assets held for investment | 2013-12-31 | Yes |
| Aggregate proceeds on sale of assets | 2013-12-31 | $58,574,267 |
| Aggregate carrying amount (costs) on sale of assets | 2013-12-31 | $57,796,747 |
| 2012 : CLEVELAND-CLIFFS STEEL LLC DC PLANS MASTER TRUST 2012 401k financial data | ||
| Unrealized appreciation/depreciation of other (non real estate) assets | 2012-12-31 | $-737,416 |
| Total unrealized appreciation/depreciation of assets | 2012-12-31 | $-737,416 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2012-12-31 | $571,566 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2012-12-31 | $425,953 |
| Total income from all sources (including contributions) | 2012-12-31 | $274,459,157 |
| Total loss/gain on sale of assets | 2012-12-31 | $1,081,227 |
| Total of all expenses incurred | 2012-12-31 | $110,068,952 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2012-12-31 | $109,097,621 |
| Expenses. Certain deemed distributions of participant loans | 2012-12-31 | $58,514 |
| Value of total corrective distributions | 2012-12-31 | $0 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2012-12-31 | $132,393,635 |
| Value of total assets at end of year | 2012-12-31 | $1,656,899,213 |
| Value of total assets at beginning of year | 2012-12-31 | $1,492,363,395 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2012-12-31 | $912,817 |
| Total interest from all sources | 2012-12-31 | $1,676,455 |
| Total dividends received (eg from common stock, registered investment company shares) | 2012-12-31 | $34,453,449 |
| Total dividends received from registered investment company shares (eg mutual funds) | 2012-12-31 | $33,394,355 |
| Assets. Corporate prefeered stocks other than exployer securities at end of year | 2012-12-31 | $44,255 |
| Assets. Corporate prefeered stocks other than exployer securities at beginning of year | 2012-12-31 | $125,567 |
| Were there any nonexempt tranactions with any party-in-interest | 2012-12-31 | No |
| Contributions received from participants | 2012-12-31 | $103,652,658 |
| Participant contributions at end of year | 2012-12-31 | $48,392,412 |
| Participant contributions at beginning of year | 2012-12-31 | $47,174,999 |
| Assets. Other investments not covered elsewhere at end of year | 2012-12-31 | $490,049,826 |
| Assets. Other investments not covered elsewhere at beginning of year | 2012-12-31 | $478,720,848 |
| Income. Received or receivable in cash from other sources (including rollovers) | 2012-12-31 | $6,051,970 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2012-12-31 | $635,186 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2012-12-31 | $609,167 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2012-12-31 | $571,566 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2012-12-31 | $425,953 |
| Other income not declared elsewhere | 2012-12-31 | $11,353,384 |
| Administrative expenses (other) incurred | 2012-12-31 | $91,297 |
| Total non interest bearing cash at end of year | 2012-12-31 | $1,653 |
| Total non interest bearing cash at beginning of year | 2012-12-31 | $0 |
| Value of net income/loss | 2012-12-31 | $164,390,205 |
| Value of net assets at end of year (total assets less liabilities) | 2012-12-31 | $1,656,327,647 |
| Value of net assets at beginning of year (total assets less liabilities) | 2012-12-31 | $1,491,937,442 |
| 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 | $821,520 |
| Value of interest in registered invesment companies (eg mutual funds) at end of year | 2012-12-31 | $998,156,823 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2012-12-31 | $893,318,177 |
| Interest on participant loans | 2012-12-31 | $1,624,602 |
| Income. Interest from US Government securities | 2012-12-31 | $3,544 |
| Income. Interest from corporate debt instruments | 2012-12-31 | $816 |
| Value of interest in common/collective trusts at end of year | 2012-12-31 | $45,060,052 |
| Value of interest in common/collective trusts at beginning of year | 2012-12-31 | $0 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2012-12-31 | $37,937,020 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2012-12-31 | $37,910,484 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2012-12-31 | $37,910,484 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2012-12-31 | $47,493 |
| Asset value of US Government securities at end of year | 2012-12-31 | $332,719 |
| Asset value of US Government securities at beginning of year | 2012-12-31 | $318,680 |
| Net investment gain/loss from registered investment companies (e.g. mutual funds) | 2012-12-31 | $93,781,639 |
| Net investment gain or loss from common/collective trusts | 2012-12-31 | $456,784 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2012-12-31 | No |
| Assets. Invements in employer securities at end of year | 2012-12-31 | $12,454,241 |
| Assets. Invements in employer securities at beginning of year | 2012-12-31 | $13,602,246 |
| Contributions received in cash from employer | 2012-12-31 | $22,689,007 |
| Income. Dividends from preferred stock | 2012-12-31 | $3,250 |
| Income. Dividends from common stock | 2012-12-31 | $1,055,844 |
| Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers | 2012-12-31 | $109,097,621 |
| Asset. Corporate debt instrument debt (other) at end of year | 2012-12-31 | $18,923 |
| Asset. Corporate debt instrument debt (other) at beginning of year | 2012-12-31 | $18,232 |
| Assets. Corporate common stocks other than exployer securities at end of year | 2012-12-31 | $23,816,103 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2012-12-31 | $20,564,995 |
| Did the plan have assets held for investment | 2012-12-31 | Yes |
| Aggregate proceeds on sale of assets | 2012-12-31 | $55,413,634 |
| Aggregate carrying amount (costs) on sale of assets | 2012-12-31 | $54,332,407 |
| 2011 : CLEVELAND-CLIFFS STEEL LLC DC PLANS MASTER TRUST 2011 401k financial data | ||
| Unrealized appreciation/depreciation of other (non real estate) assets | 2011-12-31 | $-18,231,440 |
| Total unrealized appreciation/depreciation of assets | 2011-12-31 | $-18,231,440 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2011-12-31 | $425,953 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2011-12-31 | $501,236 |
| Total income from all sources (including contributions) | 2011-12-31 | $103,493,814 |
| Total loss/gain on sale of assets | 2011-12-31 | $-553,148 |
| Total of all expenses incurred | 2011-12-31 | $99,001,121 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2011-12-31 | $97,466,040 |
| Expenses. Certain deemed distributions of participant loans | 2011-12-31 | $177,752 |
| Value of total corrective distributions | 2011-12-31 | $1,902 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2011-12-31 | $123,094,345 |
| Value of total assets at end of year | 2011-12-31 | $1,492,363,395 |
| Value of total assets at beginning of year | 2011-12-31 | $1,487,945,985 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2011-12-31 | $1,355,427 |
| Total interest from all sources | 2011-12-31 | $1,842,041 |
| Total dividends received (eg from common stock, registered investment company shares) | 2011-12-31 | $29,788,120 |
| Total dividends received from registered investment company shares (eg mutual funds) | 2011-12-31 | $28,886,869 |
| Assets. Corporate prefeered stocks other than exployer securities at end of year | 2011-12-31 | $125,567 |
| Assets. Corporate prefeered stocks other than exployer securities at beginning of year | 2011-12-31 | $266,292 |
| Were there any nonexempt tranactions with any party-in-interest | 2011-12-31 | No |
| Contributions received from participants | 2011-12-31 | $95,443,750 |
| Participant contributions at end of year | 2011-12-31 | $47,174,999 |
| Participant contributions at beginning of year | 2011-12-31 | $47,436,213 |
| Assets. Other investments not covered elsewhere at end of year | 2011-12-31 | $478,720,848 |
| Assets. Other investments not covered elsewhere at beginning of year | 2011-12-31 | $475,741,182 |
| Income. Received or receivable in cash from other sources (including rollovers) | 2011-12-31 | $5,562,203 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2011-12-31 | $609,167 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2011-12-31 | $442,214 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2011-12-31 | $425,953 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2011-12-31 | $501,236 |
| Other income not declared elsewhere | 2011-12-31 | $10,976,379 |
| Administrative expenses (other) incurred | 2011-12-31 | $604,278 |
| Total non interest bearing cash at end of year | 2011-12-31 | $0 |
| Total non interest bearing cash at beginning of year | 2011-12-31 | $39,004 |
| Value of net income/loss | 2011-12-31 | $4,492,693 |
| Value of net assets at end of year (total assets less liabilities) | 2011-12-31 | $1,491,937,442 |
| Value of net assets at beginning of year (total assets less liabilities) | 2011-12-31 | $1,487,444,749 |
| 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 | $751,149 |
| Value of interest in registered invesment companies (eg mutual funds) at end of year | 2011-12-31 | $893,318,177 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2011-12-31 | $900,439,064 |
| Interest on participant loans | 2011-12-31 | $1,808,659 |
| Income. Interest from US Government securities | 2011-12-31 | $3,341 |
| Income. Interest from corporate debt instruments | 2011-12-31 | $1,260 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2011-12-31 | $37,910,484 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2011-12-31 | $12,435,410 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2011-12-31 | $12,435,410 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2011-12-31 | $28,781 |
| Asset value of US Government securities at end of year | 2011-12-31 | $318,680 |
| Asset value of US Government securities at beginning of year | 2011-12-31 | $264,124 |
| Net investment gain/loss from registered investment companies (e.g. mutual funds) | 2011-12-31 | $-43,422,483 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2011-12-31 | No |
| Assets. Invements in employer securities at end of year | 2011-12-31 | $13,602,246 |
| Assets. Invements in employer securities at beginning of year | 2011-12-31 | $28,162,513 |
| Contributions received in cash from employer | 2011-12-31 | $22,088,392 |
| Income. Dividends from preferred stock | 2011-12-31 | $3,886 |
| Income. Dividends from common stock | 2011-12-31 | $897,365 |
| Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers | 2011-12-31 | $97,466,040 |
| Asset. Corporate debt instrument debt (other) at end of year | 2011-12-31 | $18,232 |
| Asset. Corporate debt instrument debt (other) at beginning of year | 2011-12-31 | $29,181 |
| Assets. Corporate common stocks other than exployer securities at end of year | 2011-12-31 | $20,564,995 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2011-12-31 | $22,690,788 |
| Did the plan have assets held for investment | 2011-12-31 | Yes |
| Aggregate proceeds on sale of assets | 2011-12-31 | $71,050,195 |
| Aggregate carrying amount (costs) on sale of assets | 2011-12-31 | $71,603,343 |
| 2010 : CLEVELAND-CLIFFS STEEL LLC DC PLANS MASTER TRUST 2010 401k financial data | ||
| Unrealized appreciation/depreciation of other (non real estate) assets | 2010-12-31 | $-3,338,150 |
| Total unrealized appreciation/depreciation of assets | 2010-12-31 | $-3,338,150 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2010-12-31 | $501,236 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2010-12-31 | $783 |
| Total income from all sources (including contributions) | 2010-12-31 | $227,268,749 |
| Total loss/gain on sale of assets | 2010-12-31 | $308,236 |
| Total of all expenses incurred | 2010-12-31 | $112,821,158 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2010-12-31 | $110,997,431 |
| Expenses. Certain deemed distributions of participant loans | 2010-12-31 | $536,440 |
| Value of total corrective distributions | 2010-12-31 | $9,990 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2010-12-31 | $106,360,882 |
| Value of total assets at end of year | 2010-12-31 | $1,487,945,985 |
| Value of total assets at beginning of year | 2010-12-31 | $1,372,997,941 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2010-12-31 | $1,277,297 |
| Total interest from all sources | 2010-12-31 | $2,169,510 |
| Total dividends received (eg from common stock, registered investment company shares) | 2010-12-31 | $22,747,938 |
| Total dividends received from registered investment company shares (eg mutual funds) | 2010-12-31 | $21,939,190 |
| Assets. Corporate prefeered stocks other than exployer securities at end of year | 2010-12-31 | $266,292 |
| Assets. Corporate prefeered stocks other than exployer securities at beginning of year | 2010-12-31 | $267,540 |
| Were there any nonexempt tranactions with any party-in-interest | 2010-12-31 | No |
| Contributions received from participants | 2010-12-31 | $83,240,440 |
| Participant contributions at end of year | 2010-12-31 | $47,436,213 |
| Participant contributions at beginning of year | 2010-12-31 | $46,535,125 |
| Assets. Other investments not covered elsewhere at beginning of year | 2010-12-31 | $28,248,182 |
| Income. Received or receivable in cash from other sources (including rollovers) | 2010-12-31 | $2,160,050 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2010-12-31 | $442,214 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2010-12-31 | $501,236 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2010-12-31 | $783 |
| Other income not declared elsewhere | 2010-12-31 | $10,614,742 |
| Administrative expenses (other) incurred | 2010-12-31 | $565,300 |
| Total non interest bearing cash at end of year | 2010-12-31 | $39,004 |
| Total non interest bearing cash at beginning of year | 2010-12-31 | $3,000 |
| Value of net income/loss | 2010-12-31 | $114,447,591 |
| Value of net assets at end of year (total assets less liabilities) | 2010-12-31 | $1,487,444,749 |
| Value of net assets at beginning of year (total assets less liabilities) | 2010-12-31 | $1,372,997,158 |
| 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 | $711,997 |
| Value of interest in registered invesment companies (eg mutual funds) at end of year | 2010-12-31 | $900,439,064 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2010-12-31 | $776,111,628 |
| Interest on participant loans | 2010-12-31 | $2,132,727 |
| Income. Interest from US Government securities | 2010-12-31 | $3,033 |
| Income. Interest from corporate debt instruments | 2010-12-31 | $4,415 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2010-12-31 | $12,435,410 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2010-12-31 | $17,132,353 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2010-12-31 | $17,132,353 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2010-12-31 | $29,335 |
| Value of funds held in insurance company general accounts (unallocated contracts) at end of year | 2010-12-31 | $475,741,182 |
| Value of funds held in insurance company general accounts (unallocated contracts) at beginning of year | 2010-12-31 | $481,249,345 |
| Asset value of US Government securities at end of year | 2010-12-31 | $264,124 |
| Asset value of US Government securities at beginning of year | 2010-12-31 | $271,477 |
| Net investment gain/loss from registered investment companies (e.g. mutual funds) | 2010-12-31 | $88,405,591 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2010-12-31 | No |
| Assets. Invements in employer securities at end of year | 2010-12-31 | $28,162,513 |
| Assets. Invements in employer securities at beginning of year | 2010-12-31 | $35,786,062 |
| Contributions received in cash from employer | 2010-12-31 | $20,960,392 |
| Income. Dividends from preferred stock | 2010-12-31 | $5,134 |
| Income. Dividends from common stock | 2010-12-31 | $803,614 |
| Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers | 2010-12-31 | $110,997,431 |
| Asset. Corporate debt instrument debt (other) at end of year | 2010-12-31 | $29,181 |
| Asset. Corporate debt instrument debt (other) at beginning of year | 2010-12-31 | $-28,277,062 |
| Assets. Corporate common stocks other than exployer securities at end of year | 2010-12-31 | $22,690,788 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2010-12-31 | $15,670,291 |
| Did the plan have assets held for investment | 2010-12-31 | Yes |
| Aggregate proceeds on sale of assets | 2010-12-31 | $62,639,931 |
| Aggregate carrying amount (costs) on sale of assets | 2010-12-31 | $62,331,695 |
| 2023: CLEVELAND-CLIFFS STEEL LLC DC PLANS MASTER TRUST 2023 form 5500 responses | ||
|---|---|---|
| 2023-01-01 | Type of plan entity | DFE (Diect Filing Entity) |
| 2023-01-01 | Submission has been amended | No |
| 2023-01-01 | This submission is the final filing | Yes |
| 2023-01-01 | This return/report is a short plan year return/report (less than 12 months) | No |
| 2023-01-01 | Plan is a collectively bargained plan | No |
| 2022: CLEVELAND-CLIFFS STEEL LLC DC PLANS MASTER TRUST 2022 form 5500 responses | ||
| 2022-01-01 | Type of plan entity | DFE (Diect Filing Entity) |
| 2022-01-01 | Submission has been amended | No |
| 2022-01-01 | This submission is the final filing | No |
| 2022-01-01 | This return/report is a short plan year return/report (less than 12 months) | No |
| 2022-01-01 | Plan is a collectively bargained plan | No |
| 2021: CLEVELAND-CLIFFS STEEL LLC DC PLANS MASTER TRUST 2021 form 5500 responses | ||
| 2021-01-01 | Type of plan entity | DFE (Diect Filing Entity) |
| 2021-01-01 | Submission has been amended | No |
| 2021-01-01 | This submission is the final filing | No |
| 2021-01-01 | This return/report is a short plan year return/report (less than 12 months) | No |
| 2021-01-01 | Plan is a collectively bargained plan | No |
| 2020: CLEVELAND-CLIFFS STEEL LLC DC PLANS MASTER TRUST 2020 form 5500 responses | ||
| 2020-01-01 | Type of plan entity | DFE (Diect Filing Entity) |
| 2020-01-01 | Submission has been amended | No |
| 2020-01-01 | This submission is the final filing | No |
| 2020-01-01 | This return/report is a short plan year return/report (less than 12 months) | No |
| 2020-01-01 | Plan is a collectively bargained plan | No |
| 2019: CLEVELAND-CLIFFS STEEL LLC DC PLANS MASTER TRUST 2019 form 5500 responses | ||
| 2019-01-01 | Type of plan entity | DFE (Diect Filing Entity) |
| 2019-01-01 | Submission has been amended | No |
| 2019-01-01 | This submission is the final filing | No |
| 2019-01-01 | This return/report is a short plan year return/report (less than 12 months) | No |
| 2019-01-01 | Plan is a collectively bargained plan | No |
| 2018: CLEVELAND-CLIFFS STEEL LLC DC PLANS MASTER TRUST 2018 form 5500 responses | ||
| 2018-01-01 | Type of plan entity | DFE (Diect Filing Entity) |
| 2018-01-01 | Submission has been amended | No |
| 2018-01-01 | This submission is the final filing | No |
| 2018-01-01 | This return/report is a short plan year return/report (less than 12 months) | No |
| 2018-01-01 | Plan is a collectively bargained plan | No |
| 2017: CLEVELAND-CLIFFS STEEL LLC DC PLANS MASTER TRUST 2017 form 5500 responses | ||
| 2017-01-01 | Type of plan entity | DFE (Diect Filing Entity) |
| 2017-01-01 | Submission has been amended | No |
| 2017-01-01 | This submission is the final filing | No |
| 2017-01-01 | This return/report is a short plan year return/report (less than 12 months) | No |
| 2017-01-01 | Plan is a collectively bargained plan | No |
| 2016: CLEVELAND-CLIFFS STEEL LLC DC PLANS MASTER TRUST 2016 form 5500 responses | ||
| 2016-01-01 | Type of plan entity | DFE (Diect Filing Entity) |
| 2016-01-01 | Submission has been amended | No |
| 2016-01-01 | This submission is the final filing | No |
| 2016-01-01 | This return/report is a short plan year return/report (less than 12 months) | No |
| 2016-01-01 | Plan is a collectively bargained plan | No |
| 2015: CLEVELAND-CLIFFS STEEL LLC DC PLANS MASTER TRUST 2015 form 5500 responses | ||
| 2015-01-01 | Type of plan entity | DFE (Diect Filing Entity) |
| 2015-01-01 | Submission has been amended | No |
| 2015-01-01 | This submission is the final filing | No |
| 2015-01-01 | This return/report is a short plan year return/report (less than 12 months) | No |
| 2015-01-01 | Plan is a collectively bargained plan | No |
| 2014: CLEVELAND-CLIFFS STEEL LLC DC PLANS MASTER TRUST 2014 form 5500 responses | ||
| 2014-01-01 | Type of plan entity | DFE (Diect Filing Entity) |
| 2014-01-01 | Submission has been amended | No |
| 2014-01-01 | This submission is the final filing | No |
| 2014-01-01 | This return/report is a short plan year return/report (less than 12 months) | No |
| 2014-01-01 | Plan is a collectively bargained plan | No |
| 2013: CLEVELAND-CLIFFS STEEL LLC DC PLANS MASTER TRUST 2013 form 5500 responses | ||
| 2013-01-01 | Type of plan entity | DFE (Diect Filing Entity) |
| 2013-01-01 | Submission has been amended | No |
| 2013-01-01 | This submission is the final filing | No |
| 2013-01-01 | This return/report is a short plan year return/report (less than 12 months) | No |
| 2013-01-01 | Plan is a collectively bargained plan | No |
| 2012: CLEVELAND-CLIFFS STEEL LLC DC PLANS MASTER TRUST 2012 form 5500 responses | ||
| 2012-01-01 | Type of plan entity | DFE (Diect Filing Entity) |
| 2012-01-01 | Submission has been amended | No |
| 2012-01-01 | This submission is the final filing | No |
| 2012-01-01 | This return/report is a short plan year return/report (less than 12 months) | No |
| 2012-01-01 | Plan is a collectively bargained plan | No |
| 2011: CLEVELAND-CLIFFS STEEL LLC DC PLANS MASTER TRUST 2011 form 5500 responses | ||
| 2011-01-01 | Type of plan entity | DFE (Diect Filing Entity) |
| 2011-01-01 | Submission has been amended | No |
| 2011-01-01 | This submission is the final filing | No |
| 2011-01-01 | This return/report is a short plan year return/report (less than 12 months) | No |
| 2011-01-01 | Plan is a collectively bargained plan | No |
| 2010: CLEVELAND-CLIFFS STEEL LLC DC PLANS MASTER TRUST 2010 form 5500 responses | ||
| 2010-01-01 | Type of plan entity | DFE (Diect Filing Entity) |
| 2010-01-01 | Submission has been amended | No |
| 2010-01-01 | This submission is the final filing | No |
| 2010-01-01 | This return/report is a short plan year return/report (less than 12 months) | No |
| 2010-01-01 | Plan is a collectively bargained plan | No |
| 2009: CLEVELAND-CLIFFS STEEL LLC DC PLANS MASTER TRUST 2009 form 5500 responses | ||
| 2009-01-01 | Type of plan entity | DFE (Diect Filing Entity) |
| 2009-01-01 | Submission has been amended | No |
| 2009-01-01 | This submission is the final filing | No |
| 2009-01-01 | This return/report is a short plan year return/report (less than 12 months) | No |
| 2009-01-01 | Plan is a collectively bargained plan | No |
| NATIONWIDE LIFE INSURANCE COMPANY (National Association of Insurance Commissioners NAIC id number: 66869 ) | |
| Policy contract number | JPM_ARM_IP_0217 |
| Policy instance | 4 |
| TRANSAMERICA LIFE INSURANCE COMPANY (National Association of Insurance Commissioners NAIC id number: 86231 ) | |
| Policy contract number | MDA00761TR |
| Policy instance | 3 |
| METLIFE, INC (National Association of Insurance Commissioners NAIC id number: 97136 ) | |
| Policy contract number | 38062 |
| Policy instance | 2 |
| PRUDENTIAL ANNUITIES SERVICE (National Association of Insurance Commissioners NAIC id number: 68241 ) | |
| Policy contract number | 063121 |
| Policy instance | 1 |
| PRUDENTIAL ANNUITIES SERVICE (National Association of Insurance Commissioners NAIC id number: 68241 ) | |
| Policy contract number | 063121 |
| Policy instance | 1 |
| METLIFE, INC (National Association of Insurance Commissioners NAIC id number: 97136 ) | |
| Policy contract number | 38062 |
| Policy instance | 2 |
| TRANSAMERICA LIFE INSURANCE COMPANY (National Association of Insurance Commissioners NAIC id number: 86231 ) | |
| Policy contract number | MDA00761TR |
| Policy instance | 3 |
| NATIONWIDE LIFE INSURANCE COMPANY (National Association of Insurance Commissioners NAIC id number: 66869 ) | |
| Policy contract number | JPM_ARM_IP_0217 |
| Policy instance | 4 |
| PRUDENTIAL ANNUITIES SERVICE (National Association of Insurance Commissioners NAIC id number: 68241 ) | |
| Policy contract number | 063121 |
| Policy instance | 1 |
| METLIFE, INC (National Association of Insurance Commissioners NAIC id number: 97136 ) | |
| Policy contract number | 38062 |
| Policy instance | 2 |
| TRANSAMERICA LIFE INSURANCE COMPANY (National Association of Insurance Commissioners NAIC id number: 86231 ) | |
| Policy contract number | MDA00761TR |
| Policy instance | 3 |
| NATIONWIDE LIFE INSURANCE COMPANY (National Association of Insurance Commissioners NAIC id number: 66869 ) | |
| Policy contract number | JPM_ARM_IP_0217 |
| Policy instance | 4 |
| PRUDENTIAL ANNUITIES SERVICE (National Association of Insurance Commissioners NAIC id number: 68241 ) | |
| Policy contract number | 063121 |
| Policy instance | 1 |
| METLIFE, INC (National Association of Insurance Commissioners NAIC id number: 97136 ) | |
| Policy contract number | 38062 |
| Policy instance | 2 |
| MONUMENTAL LIFE (National Association of Insurance Commissioners NAIC id number: 66281 ) | |
| Policy contract number | MDA00761TR |
| Policy instance | 3 |
| NATIONWIDE LIFE INSURANCE COMPANY (National Association of Insurance Commissioners NAIC id number: 66869 ) | |
| Policy contract number | JPM_ARM_IP_0217 |
| Policy instance | 4 |
| NATIONWIDE LIFE INSURANCE COMPANY (National Association of Insurance Commissioners NAIC id number: 66869 ) | |
| Policy contract number | JPM_ARM_IP_0217 |
| Policy instance | 1 |
| PRUDENTIAL ANNUITIES SERVICE (National Association of Insurance Commissioners NAIC id number: 68241 ) | |
| Policy contract number | 063121 |
| Policy instance | 2 |
| METROPOLITAN LIFE INSURANCE COMPANY (National Association of Insurance Commissioners NAIC id number: 65978 ) | |
| Policy contract number | 35551 |
| Policy instance | 3 |
| MONUMENTAL LIFE (National Association of Insurance Commissioners NAIC id number: 66281 ) | |
| Policy contract number | MDA00761TR |
| Policy instance | 4 |
| STATE STREET BANK & TRUST COMPANY (National Association of Insurance Commissioners NAIC id number: 00000 ) | |
| Policy contract number | 106035 |
| Policy instance | 5 |
| MONUMENTAL LIFE (National Association of Insurance Commissioners NAIC id number: 66281 ) | |
| Policy contract number | MDA00761TR |
| Policy instance | 4 |
| METROPOLITAN LIFE INSURANCE COMPANY (National Association of Insurance Commissioners NAIC id number: 65978 ) | |
| Policy contract number | 35551 |
| Policy instance | 3 |
| PRUDENTIAL ANNUITIES SERVICE (National Association of Insurance Commissioners NAIC id number: 68241 ) | |
| Policy contract number | 063121 |
| Policy instance | 2 |
| NATIONWIDE LIFE INSURANCE COMPANY (National Association of Insurance Commissioners NAIC id number: 66869 ) | |
| Policy contract number | JPM_ARM_IP_0217 |
| Policy instance | 1 |
| STATE STREET BANK & TRUST COMPANY (National Association of Insurance Commissioners NAIC id number: 00000 ) | |
| Policy contract number | 106035 |
| Policy instance | 1 |
| PRUDENTIAL ANNUITIES SERVICE (National Association of Insurance Commissioners NAIC id number: 68241 ) | |
| Policy contract number | 063121 |
| Policy instance | 2 |
| MONUMENTAL LIFE (National Association of Insurance Commissioners NAIC id number: 66281 ) | |
| Policy contract number | MDA00761TR |
| Policy instance | 3 |
| AIG FINANCIAL PRODUCTS CORP. (National Association of Insurance Commissioners NAIC id number: 00000 ) | |
| Policy contract number | 863794 |
| Policy instance | 4 |
| STATE STREET BANK & TRUST COMPANY (National Association of Insurance Commissioners NAIC id number: 00000 ) | |
| Policy contract number | 106035 |
| Policy instance | 1 |
| PRUDENTIAL ANNUITIES SERVICE (National Association of Insurance Commissioners NAIC id number: 68241 ) | |
| Policy contract number | 063121 |
| Policy instance | 2 |
| MONUMENTAL LIFE (National Association of Insurance Commissioners NAIC id number: 66281 ) | |
| Policy contract number | MDA00761TR |
| Policy instance | 3 |
| AIG FINANCIAL PRODUCTS CORP. (National Association of Insurance Commissioners NAIC id number: 00000 ) | |
| Policy contract number | 863794 |
| Policy instance | 4 |
| AIG FINANCIAL PRODUCTS CORP. (National Association of Insurance Commissioners NAIC id number: 00000 ) | |
| Policy contract number | 863794 |
| Policy instance | 4 |
| ROYAL BANK OF CANADA (National Association of Insurance Commissioners NAIC id number: 52211 ) | |
| Policy contract number | JPMITTAL01 |
| Policy instance | 1 |
| STATE STREET BANK & TRUST COMPANY (National Association of Insurance Commissioners NAIC id number: 00000 ) | |
| Policy contract number | 106035 |
| Policy instance | 2 |
| MONUMENTAL LIFE (National Association of Insurance Commissioners NAIC id number: 66281 ) | |
| Policy contract number | MDA00761TR |
| Policy instance | 3 |
| MONUMENTAL LIFE (National Association of Insurance Commissioners NAIC id number: 66281 ) | |
| Policy contract number | MDA00761TR |
| Policy instance | 2 |
| ROYAL BANK OF CANADA (National Association of Insurance Commissioners NAIC id number: 52211 ) | |
| Policy contract number | JPMMITTAL01 |
| Policy instance | 3 |
| AIG FINANCIAL PRODUCTS CORP. (National Association of Insurance Commissioners NAIC id number: 00000 ) | |
| Policy contract number | 863794 |
| Policy instance | 1 |
| STATE STREET BANK & TRUST COMPANY (National Association of Insurance Commissioners NAIC id number: 00000 ) | |
| Policy contract number | 106035 |
| Policy instance | 4 |
| MONUMENTAL LIFE (National Association of Insurance Commissioners NAIC id number: 66281 ) | |
| Policy contract number | MDA00761TR |
| Policy instance | 4 |
| AIG FINANCIAL PRODUCTS CORP. (National Association of Insurance Commissioners NAIC id number: 00000 ) | |
| Policy contract number | 863794 |
| Policy instance | 3 |
| ROYAL BANK OF CANADA (National Association of Insurance Commissioners NAIC id number: 52211 ) | |
| Policy contract number | JPMITTAL01 |
| Policy instance | 2 |
| STATE STREET BANK & TRUST COMPANY (National Association of Insurance Commissioners NAIC id number: 00000 ) | |
| Policy contract number | 106035 |
| Policy instance | 1 |
| AIG FINANCIAL PRODUCTS CORP. (National Association of Insurance Commissioners NAIC id number: 00000 ) | |
| Policy contract number | 863794 |
| Policy instance | 4 |
| MONUMENTAL LIFE (National Association of Insurance Commissioners NAIC id number: 66281 ) | |
| Policy contract number | MDA00761TR |
| Policy instance | 3 |
| STATE STREET BANK & TRUST COMPANY (National Association of Insurance Commissioners NAIC id number: 00000 ) | |
| Policy contract number | 106035 |
| Policy instance | 2 |
| ROYAL BANK OF CANADA (National Association of Insurance Commissioners NAIC id number: 52211 ) | |
| Policy contract number | JPMITTAL01 |
| Policy instance | 1 |