Goodwill and Intangible Assets - Goodwill (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Goodwill [Roll Forward]
Goodwill balance at beginning of period	$ 363,533	$ 353,193
Effect of foreign exchange	(2,078)	1,941
Additions and adjustments as the result of acquisitions	286	8,399
Goodwill balance at end of period	$ 361,741	$ 363,533