Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Statement Of Income And Comprehensive Income [Abstract]
Net income	$ 110,472	$ 87,240	$ 85,762
Foreign currency translation adjustment	(1,566)	(415)	(985)
Comprehensive income	$ 108,906	$ 86,825	$ 84,777