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Income Taxes (Details) - USD ($)
 3 Months Ended 6 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Jun. 30, 2021
Jun. 30, 2020
Dec. 31, 2020
Income Tax Disclosure [Abstract]          
Effective income tax rate 9.10% 26.70% 9.50% 37.10%  
Income before income taxes, foreign operations     $ 77,200,000 $ 69,000,000.0  
Liabilities for uncertain income tax positions $ 53,500,000   53,500,000   $ 57,100,000
Cash paid for income taxes     37,300,000 8,900,000  
Prepaid tax payments $ 0   0   $ 3,000,000.0
Income before income taxes, domestic operations     $ 5,800,000 $ (2,500,000)