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Fair Value Disclosure Fair Value Disclosure - Amounts Recorded on Balance Sheet Related to Cumulative Basis Adjustments (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Interest Expense, Operating and Nonoperating | $ (341.0) | $ (263.4) | $ (214.0)
Other Nonoperating Income (Expense) | (9.5) | (9.4) | (27.0)
Cash Flow Hedging [Member] | Interest Rate Contract [Member] |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Interest Expense, Operating and Nonoperating | 1.6 | 1.6 | 1.7
Cash Flow Hedging [Member] | Foreign Exchange Contract [Member] |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Other Nonoperating Income (Expense) | 3.7 | (3.7) | $ 5.7
Recourse Debt [Member] |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Cumulative Amount of Fair Value Hedging Adjustment Included in the Carrying Amount of the Hedged Assets/(Liabilities) | (4.0) | (8.0) |
Carrying Amount of the Hedged Assets/(Liabilities) | $ (198.9) | $ (196.8) |

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