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Income Taxes Effective Tax Rate (Details) - USD ($) $ in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Income Tax [Line Items] |  |  |  |
Income (Loss) from Continuing Operations before Income Taxes, Domestic | $ (557.8) | $ 121.6 | $ 1,587.8 |
Income (Loss) from Continuing Operations before Income Taxes, Foreign | 873.2 | 1,204.3 | 3,054.7 |
Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest | $ 315.4 | $ 1,325.9 | $ 4,642.5 |
Effective Income Tax Rate Continuing Operations Tax Rate Reconciliation |  |  |  |
Computed tax at the U.S. federal statutory rate | 21.00% | 21.00% | 21.00% |
State and local income taxes, net of federal income tax benefit | (5.70%) | 0.40% | 1.10% |
Percentage depletion in excess of basis | (13.80%) | (4.90%) | (1.80%) |
Impact of non-U.S. earnings | 23.80% | 8.70% | 5.80% |
Change in valuation allowance | 13.00% | (1.70%) | 0.00% |
Tax on dividends, deemed dividends, and GILTI | (1.00%) | (2.50%) | 0.80% |
Effective tax rate | 59.20% | 13.30% | 26.40% |
Effective Income Tax Rate Reconciliation, Amounts |  |  |  |
Effective Income Tax Rate Reconciliation, Other Reconciling Items, Amount |  | $ 29.3 | $ 4.0 |
Effective Income Tax Rate Reconciliation, Other Adjustments, Amount | $ 6.2 | $ 1.4 | $ 1.2 |
Effective Income Tax Rate Reconciliation, Nondeductible Expense, Other, Percent | (42.60%) | (11.50%) | (2.60%) |
Deferred Tax Assets, Gross [Abstract] |  |  |  |
Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount | $ (107.4) | $ (512.0) | $ (135.2) |
Valuation allowance | 1,529.3 | 1,421.9 | 909.9 | $ 774.7
Effective Income Tax Rate Reconciliation at Federal Statutory Income Tax Rate, Amount | $ 125.9 | $ 43.4 | $ 26.2 |
Effective Income Tax Reconciliation, Nondeductible Expense, Withholding, Percent | 0.136 | 0.063 | 0.016 |
Effective Income Tax Rate Reconciliation, Tax Expense (Benefit), Share-Based Payment Arrangement, Amount | $ 4.0 |  | $ 12.8 |
Effective Income Tax Reconciliation, Nondeductible Expense, Foreign Tax Credits, Percent | (0.126) | (0.040) | 0 |
Effective Income Tax Reconciliation, Nondeductible Expense, Legislation Impacts, Percent | (0.057) | (0.016) | 0 |
Effective Income Tax Reconciliation, Nondeductible Expense, Undistributed Earnings, Percent | 0.330 | 0.022 | 0 |
Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Amount |  | $ 11.6 |  |
Effective Income Tax Reconciliation, Nondeductible Expense, Tax on dividends, deemed dividends, and GILTI | 0.162 | 0.007 | 0.001 |
Effective Income Tax Reconciliation, Nondeductible expenses, Percent | 0.200 | 0.002 | 0.004 |
Effective Income Tax Rate Reconciliation, Change in Enacted Tax Rate, Amount | $ 2.5 |  |  |
Vale Fertilizantes S.A. |  |  |  |
Effective Income Tax Rate Reconciliation, Amounts |  |  |  |
Effective Income Tax Rate Reconciliation, Other Adjustments, Amount | 24.2 | $ 24.4 | $ 4.8 |
Deferred Tax Assets, Gross [Abstract] |  |  |  |
Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount | (9.0) | (12.7) | (13.2) |
Foreign Tax Jurisdiction |  |  |  |
Effective Income Tax Rate Reconciliation, Amounts |  |  |  |
Effective Income Tax Rate Reconciliation, Other Reconciling Items, Amount | 99.9 |  |  |
Deferred Tax Assets, Gross [Abstract] |  |  |  |
Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount | (3.1) | (6.5) | (7.0) |
Domestic Tax Jurisdiction |  |  |  |
Effective Income Tax Rate Reconciliation, Amounts |  |  |  |
Effective Income Tax Rate Reconciliation, Other Reconciling Items, Amount |  | 38.1 | $ 29.0 |
Effective Income Tax Rate Reconciliation, Other Adjustments, Amount | 18.1 |  |  |
US and non-US [Domain] |  |  |  |
Effective Income Tax Rate Reconciliation, Amounts |  |  |  |
Effective Income Tax Rate Reconciliation, Other Reconciling Items, Amount | 7.1 |  |  |
Foreign Tax Credit Carryforward |  |  |  |
Deferred Tax Assets, Gross [Abstract] |  |  |  |
Valuation allowance | 1,100.0 |  |  |
Tax Credit Carryforward, Amount | 1,400.0 |  |  |
Anticipatory Foreign Tax Credit Carryforward |  |  |  |
Deferred Tax Assets, Gross [Abstract] |  |  |  |
Valuation allowance | $ 199.6 | $ 220.5 |  |

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