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Accumulated Other Comprehensive Loss - Amounts Reclassified Out of Accumulated Other Comprehensive Loss (Details) - USD ($) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2023 | Mar. 31, 2022
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |
Other (expense), net | $ (196.9) | $ (21.0)
Total before tax | (154.6) | (52.9)
Income tax | (19.9) | (4.1)
Reclassification out of Accumulated Other Comprehensive Loss |  |
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |
Total before tax | 199.9 | 39.8
Income tax | (0.4) | (1.7)
Total reclassifications for the period | 199.5 | 38.1
Reclassification out of Accumulated Other Comprehensive Loss | Translation Adjustments |  |
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |
Other (expense), net | (3.5) | 1.1
Reclassification out of Accumulated Other Comprehensive Loss | Amortization of prior service benefit |  |
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |
Other (expense), net | (1.3) | (1.7)
Reclassification out of Accumulated Other Comprehensive Loss | Amortization of actuarial losses |  |
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |
Other (expense), net | 21.5 | 40.4
Reclassification out of Accumulated Other Comprehensive Loss | Settlement losses |  |
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |
Other (expense), net | $ 183.2 | $ 0.0

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