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Income Taxes (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
Income Tax Disclosure [Abstract]        
Effective income tax rate 22.20% 25.20% 10.20% 19.80%
Tax expense, gain on sale of business     $ 97.5  
Income Tax Expense (Benefit), Legal Accrual $ 152.9   $ 152.9