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
CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME
Net income, as reported	$ 273,360	$ 403,762	$ 567,563	$ 718,956
Other comprehensive income (loss):
Change in foreign currency translation adjustment	(79,707)	8,235	(78,628)	(19,696)
Available-for-sale investments:
Change in net unrealized (losses) gains	(1,105)	(183)	(5,164)	(160)
Net change in available-for-sale investments	(1,105)	(183)	(5,164)	(160)
Other comprehensive income (loss)	(80,812)	8,052	(83,792)	(19,856)
Comprehensive income	$ 192,548	$ 411,814	$ 483,771	$ 699,100