CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - 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	$ 112,800	$ 199,714	$ 247,098	$ 400,090
Other comprehensive income (loss):
Change in foreign currency translation adjustment, net of tax	(13,756)	586	(21,067)	(13,865)
Change in unrealized gains (losses) on investments, net of tax	(301)	0	(3,029)	(20)
Other comprehensive income (loss)	(14,057)	586	(24,096)	(13,885)
Comprehensive income	$ 98,743	$ 200,300	$ 223,002	$ 386,205