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Employee Benefit Plans - Additional Information (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Compensation And Retirement Disclosure [Abstract]      
Company contributions $ 60.4 $ 59.8 $ 35.9
Deferred compensation plan amounts owed, non current 71.4 60.8  
Deferred compensation plan amounts owed $ 75.4 $ 62.9