Segment Information - Reconciliation of EBITDA to Net Income (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Segment Reporting [Abstract]
EBITDA	$ 277,696	$ 218,943	$ 212,351
Less:
Income tax expense	20,562	19,002	12,975
Interest expense, net	20,921	23,572	27,594
Depreciation and amortization	75,070	71,518	68,082
Net income	$ 161,143	$ 104,851	$ 103,700