Segment and Geographic Data - Additional Information (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Segment data
Revenues	$ 1,170,088	$ 1,136,155	$ 1,196,419
Non-US
Segment data
Revenues	$ 177,800	$ 115,200	$ 115,600