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Income Taxes (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
Operating Loss Carryforwards [Line Items]          
Federal income tax rate, percent     21.00%    
Unrecognized income tax benefits $ 0   $ 0   $ 0
Impairment loss on goodwill, identifiable intangible assets, and other long-lived assets $ 0 $ 232,750 $ 0 $ 232,750