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Income Taxes - Effective Income Tax Rate Reconciliation (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Income Tax Disclosure [Abstract]      
U.S. Federal statutory rate $ 187.7 $ 153.3 $ 137.5
Foreign earnings subject to different tax rates (182.4) (127.6) (137.7)
State and local income taxes, less federal income tax benefit 7.6 2.7 (2.9)
Research and development and miscellaneous tax credits (8.6) (6.2) (3.8)
Tax on dividends, deemed dividends, and GILTI 44.5 46.5 46.8
Changes to unrecognized tax benefits (28.7) 5.8 (5.4)
Nondeductible expenses 11.5 5.5 3.5
Change in valuation allowance 84.7 52.1 49.9
Exchange gains and losses (8.6) (2.1) (2.1)
Other (16.1) 20.9 25.7
Total 91.6 150.9 111.5
Tax expense associated with GILTI provision 36.2 40.7 41.6
Operating Loss Carryforwards [Line Items]      
Change in valuation allowance 84.7 $ 52.1 $ 49.9
Foreign Tax Authority      
Operating Loss Carryforwards [Line Items]      
Decrease related to deferred tax liabilities $ 37.1