Goodwill and Intangible Assets - Schedule of Changes in Goodwill (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Goodwill [Roll Forward]
Net balance at January 1	$ 443,272	$ 436,679
Additions and measurement period adjustments (Note 14)	199,454	0
Currency translation	(5,868)	6,593
Net balance at December 31	$ 636,858	$ 443,272