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Income Taxes Incomes Taxes (Details) - USD ($) $ in Millions | 1 Months Ended | 3 Months Ended |
--- | --- | --- | ---
Mar. 31, 2022 | Mar. 31, 2022 | Mar. 31, 2021 | Dec. 31, 2021
Operating Loss Carryforwards [Line Items] |  |  |  |
Income tax provision (benefit) |  | $ (401.0) | $ (18.0) |
Effective Income Tax Rate Reconciliation, Tax Settlement, Amount |  |  | 22.0 |
Less: Net earnings attributable to noncontrolling interest |  | $ 168.0 | $ 24.0 |
Effective Income Tax Rate Reconciliation, period increase/(decrease) due to noncontrolling interest |  | 3.70% | 1.30% |
Effective Income Tax Rate Reconciliation, Percent |  | 27.60% | 9.30% |
Effective Income Tax Rate Reconciliation, Tax Expense (Benefit), Share-based Payment Arrangement, Amount |  | $ 20.0 |  |
Income taxes payable | $ 408.0 | 408.0 |  | $ 24.0
Unrecognized Tax Benefits | 349.0 | 349.0 |  | 27.0
Income Tax Examination, Penalties and Interest Accrued | 96.0 | $ 96.0 |  | $ 4.0
Effective Income Tax Rate Reconciliation, Percent |  | 27.60% | 9.30% |
Foreign Tax Authority | Canada Revenue Agency [Member] |  |  |  |
Operating Loss Carryforwards [Line Items] |  |  |  |
Effective Income Tax Rate Reconciliation, Tax Settlement, Foreign, Amount |  | $ 78.0 |  |
Income Tax Examination, Liability (Refund) Adjustment from Settlement with Taxing Authority | 225.0 | 225.0 |  |
Income Tax Examination, Interest Expense | 98.0 |  |  |
Foreign Tax Authority | Canada Revenue Agency [Member] | Tax Years 2006-2011 |  |  |  |
Operating Loss Carryforwards [Line Items] |  |  |  |
Income Tax Examination, Liability (Refund) Adjustment from Settlement with Taxing Authority | 127.0 | 127.0 |  |
Unrecognized Tax Benefits, Interest on Income Taxes Accrued | 99.0 | 99.0 |  |
Effective Income Tax Rate Reconciliation, Tax Contingency, Foreign, Amount |  | 76.0 |  |
Foreign Tax Authority | Canada Revenue Agency [Member] | Tax Years 2012 and After |  |  |  |
Operating Loss Carryforwards [Line Items] |  |  |  |
Unrecognized Tax Benefits, Decrease Resulting from Prior Period Tax Positions |  | 319.0 |  |
Income Taxes Receivable, Noncurrent | 329.0 | 329.0 |  |
Accrued Income Taxes, Noncurrent | 28.0 | 28.0 |  |
Unrecognized Tax Benefits, Income Tax Penalties Accrued | 91.0 | 91.0 |  |
Foreign Tax Authority | Canada Revenue Agency [Member] | Tax Year 2012 and After |  |  |  |
Operating Loss Carryforwards [Line Items] |  |  |  |
Unrecognized Tax Benefits, Interest on Income Taxes Accrued | 63.0 | 63.0 |  |
Effective Income Tax Rate Reconciliation, Tax Contingency, Foreign, Amount |  | 2.0 |  |
Income Tax Examination, Estimate of Possible Loss |  | 12.0 |  |
Unrecognized Tax Benefits, Estimated Interest on Income Taxes Accrued, Net of Taxes | 69.0 | 69.0 |  |
Domestic Tax Authority |  |  |  |
Operating Loss Carryforwards [Line Items] |  |  |  |
Income Taxes Receivable | $ 51.0 | $ 51.0 |  |

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