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Income Taxes - Narrative (Details) - USD ($)
$ in Thousands
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]          
Provision (benefit) for income taxes $ 91 $ (3,904) $ 702 $ (3,634)  
Effective rate (1.00%) 1.90% (3.60%) 1.30%  
Unrecognized tax benefits         $ 700
Tax receivable agreement, percent of cash savings paid to shareholders     85.00%