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Basis of Presentation (Narrative) (Details) - USD ($) $ / shares in Units, $ in Millions | 3 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Mar. 31, 2024 | Mar. 31, 2023 | Dec. 31, 2024 | Dec. 31, 2023
Basis of Presentation [Line Items] |  |  |  |
Gain (loss) on remeasurement of U.S. dollar denominated intercompany loan | $ (28.5) | $ 27.4 |  |
Repayment of debt | 50.7 |  |  |
Intercompany foreign currency outstanding balance | $ 1,200.0 |  |  | $ 1,300.0
Useful life | 15 years |  |  |
Increase in diluted shares | $ 1.42 | $ 0.93 |  |
ASC 250 [Member] |  |  |  |
Basis of Presentation [Line Items] |  |  |  |
Useful life | 30 years |  |  |
Reduction in depreciation and amortization expense after tax | $ 93.0 |  |  |
Reduction in depreciation and amortization expense | $ 102.7 |  |  |
Increase in diluted shares | $ 0.86 |  |  |
ASC 250 [Member] | Scenario, Forecast [Member] |  |  |  |
Basis of Presentation [Line Items] |  |  |  |
Reduction in depreciation and amortization expense after tax |  |  | $ 372.5 |
Reduction in depreciation and amortization expense |  |  | $ 411.5 |
Increase in diluted shares |  |  | $ 3.43 |
Related Party [Member] |  |  |  |
Basis of Presentation [Line Items] |  |  |  |
Intercompany loans funded | $ 8.3 |  |  |

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