CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($) shares in Thousands, $ in Thousands	Total	Common Stock	Additional Paid-In Capital	Accumulated Other Comprehensive Income (Loss), Net	Retained Earnings
Beginning Balance (in shares) at Dec. 31, 2021		78,710
Beginning Balance at Dec. 31, 2021	$ 3,622,714	$ 8	$ 999,006	$ 4,326	$ 2,619,374
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	319,798				319,798
Change in tax effect unrealized gains on investments				(3,758)
Net change in unrealized gains (losses) from investments	(3,758)
Net change in foreign currency translation adjustment	(41,313)			(41,313)
Issuance of common stock relating to employee equity compensation plans (in shares)		302
Issuance of common stock relating to employee equity compensation plans	26,149		26,149
Tax withholdings related to net share settlements of equity awards	(52,611)		(52,611)
Common stock repurchased and retired (in shares)		(901)
Common stock repurchased and retired	(275,036)		(10,525)		(264,511)
Stock-based compensation	98,679		98,679
Ending Balance (in shares) at Sep. 30, 2022		78,111
Ending Balance at Sep. 30, 2022	3,694,622	$ 8	1,060,698	(40,745)	2,674,661
Beginning Balance (in shares) at Jun. 30, 2022		78,059
Beginning Balance at Jun. 30, 2022	3,599,081	$ 8	1,016,882	(19,770)	2,601,961
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	72,700				72,700
Net change in unrealized gains (losses) from investments	(729)			(729)
Net change in foreign currency translation adjustment	(20,246)			(20,246)
Issuance of common stock relating to employee equity compensation plans (in shares)		52
Issuance of common stock relating to employee equity compensation plans	11,322		11,322
Tax withholdings related to net share settlements of equity awards	(424)		(424)
Stock-based compensation	32,918		32,918
Ending Balance (in shares) at Sep. 30, 2022		78,111
Ending Balance at Sep. 30, 2022	3,694,622	$ 8	1,060,698	(40,745)	2,674,661
Beginning Balance (in shares) at Dec. 31, 2022		77,267
Beginning Balance at Dec. 31, 2022	3,601,358	$ 8	1,044,946	(10,284)	2,566,688
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	321,039				321,039
Change in tax effect unrealized gains on investments				2,521
Net change in unrealized gains (losses) from investments	2,521
Net change in foreign currency translation adjustment	9,810			9,810
Issuance of common stock relating to employee equity compensation plans (in shares)		263
Issuance of common stock relating to employee equity compensation plans	26,595		26,595
Tax withholdings related to net share settlements of equity awards	(22,294)		(22,294)
Common stock repurchased and retired (in shares)		(942)
Common stock repurchased and retired	(292,360)		(11,387)		(280,973)
Equity forward contract related to accelerated stock repurchase	40,000		40,000
Stock-based compensation	115,197		115,197
Ending Balance (in shares) at Sep. 30, 2023		76,588
Ending Balance at Sep. 30, 2023	3,801,866	$ 8	1,193,057	2,047	2,606,754
Beginning Balance (in shares) at Jun. 30, 2023		76,532
Beginning Balance at Jun. 30, 2023	3,638,301	$ 8	1,141,623	11,343	2,485,327
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	121,427				121,427
Change in tax effect unrealized gains on investments	526			526
Net change in unrealized gains (losses) from investments	526
Net change in foreign currency translation adjustment	(9,822)			(9,822)
Issuance of common stock relating to employee equity compensation plans (in shares)		56
Issuance of common stock relating to employee equity compensation plans	12,339		12,339
Tax withholdings related to net share settlements of equity awards	(507)		(507)
Stock-based compensation	39,602		39,602
Ending Balance (in shares) at Sep. 30, 2023		76,588
Ending Balance at Sep. 30, 2023	$ 3,801,866	$ 8	$ 1,193,057	$ 2,047	$ 2,606,754