Goodwill and Identifiable Intangible Assets - Activity in Goodwill Balance (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Goodwill [Roll Forward]
Balance at beginning of period	$ 876,541	$ 912,170	$ 897,795	$ 906,962
Effect of foreign currency translation	(52,331)	2,897	(73,585)	8,105
Balance at end of period	$ 824,210	$ 915,067	$ 824,210	$ 915,067