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Supplemental Financial Information (Other Liabilities) (Details) - USD ($) $ in Millions | Dec. 31, 2022 | Dec. 31, 2021 | Apr. 30, 2021
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Supplemental Financial Information [Abstract] |  |  |
Unrecognized tax benefits (inclusive of interest and penalties) | $ 275.0 | $ 303.4 |
Liability, Defined Benefit Plan, Noncurrent | 159.8 | 204.0 | $ 186.1
Other Accrued Liabilities, Noncurrent | 80.8 | 51.0 |
Other Liabilities, Noncurrent | $ 515.6 | $ 558.4 | $ 565.4

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