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Income Taxes - Narrative (Details) - USD ($)
3 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Dec. 31, 2020
Income Tax Disclosure [Abstract]      
Unrecognized Tax Benefits $ 9,700,000   $ 9,700,000
Unrecognized Tax Benefits, Period Increase (Decrease) 0 $ 0  
Interest and penalties $ 0 $ 0  
Effective income tax rate (as percent) 18.40% (6.20%)  
Federal and State income tax statutory rate (as percent) 26.14% 26.14%  
Excess tax benefit $ 1,600,000 $ 862,000  
Effective Income Tax Rate Reconciliation, Other Adjustments, Amount   $ 22,400,000