Business Segment and Entity Wide Disclosures - Geographic (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Segment information:
Total revenues	$ 864,929	$ 598,302	$ 1,222,409
United States
Segment information:
Total revenues	833,686	562,390	1,157,760
International
Segment information:
Total revenues	$ 31,243	$ 35,912	$ 64,649