CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (UNAUDITED) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Statement of Comprehensive Income [Abstract]
Net income	$ 39,113	$ 46,963	$ 80,894	$ 88,026
Other comprehensive income (loss), net of tax:
Foreign currency translation	148	(11)	177	67
Unrealized losses on investment securities	(7)	(17)	(21)	(33)
Other comprehensive income (loss), net of tax	141	(28)	156	34
Comprehensive income	$ 39,254	$ 46,935	$ 81,050	$ 88,060