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Fair Value Measurements, Equity Investments and Other Financial Instruments - Carrying Amounts and Estimated Fair Values of Debt (Details) - USD ($) $ in Millions | Sep. 30, 2024 | Dec. 31, 2023
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Senior Notes due September 2025 |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Debt interest rate | 5.50% |
Senior Secured Notes due October 2026 |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Debt interest rate | 1.573% |
Senior Notes due December 2027 |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Debt interest rate | 4.00% |
Senior Notes due February 2028 |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Debt interest rate | 6.125% |
Senior Notes due April 2029 |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Debt interest rate | 5.00% |
Senior Notes due February 2031 |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Debt interest rate | 7.25% |
Senior Notes due July 2032 |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Debt interest rate | 6.50% |
Senior Notes due July 2033 |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Debt interest rate | 6.875% |
Carrying Amount |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Other foreign borrowings | $ 107.7 | $ 94.1
Other domestic borrowings | 56.6 | 65.9
Total debt | 4,510.8 | 4,682.8
Carrying Amount | Senior Notes due September 2025 |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Senior Notes | 0.0 | 399.1
Carrying Amount | Senior Secured Notes due October 2026 |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Senior Notes | 597.8 | 597.0
Carrying Amount | Senior Notes due December 2027 |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Senior Notes | 423.0 | 422.5
Carrying Amount | Senior Notes due February 2028 |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Senior Notes | 766.5 | 764.8
Carrying Amount | Senior Notes due April 2029 |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Senior Notes | 422.1 | 421.7
Carrying Amount | Senior Notes due February 2031 |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Senior Notes | 421.2 | 420.9
Carrying Amount | Senior Notes due July 2032 |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Senior Notes | 396.1 | 0.0
Carrying Amount | Senior Notes due July 2033 |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Senior Notes | 446.9 | 446.7
Carrying Amount | Term Loan A due March 2027 |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Senior Notes | 872.9 | 1,050.1
Fair Value |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Other foreign borrowings | 107.7 | 94.1
Other domestic borrowings | 56.6 | 65.0
Total debt | 4,565.5 | 4,667.7
Fair Value | Senior Notes due September 2025 |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Senior Notes | 0.0 | 400.7
Fair Value | Senior Secured Notes due October 2026 |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Senior Notes | 562.6 | 539.5
Fair Value | Senior Notes due December 2027 |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Senior Notes | 410.2 | 399.4
Fair Value | Senior Notes due February 2028 |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Senior Notes | 786.9 | 780.8
Fair Value | Senior Notes due April 2029 |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Senior Notes | 418.1 | 410.8
Fair Value | Senior Notes due February 2031 |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Senior Notes | 449.7 | 450.3
Fair Value | Senior Notes due July 2032 |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Senior Notes | 411.3 | 0.0
Fair Value | Senior Notes due July 2033 |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Senior Notes | 489.5 | 477.0
Fair Value | Term Loan A due March 2027 |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Senior Notes | $ 872.9 | $ 1,050.1

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