CONDENSED CONSOLIDATED STATEMENTS OF INCOME - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Income Statement [Abstract]
Revenue	$ 979,580	$ 935,721	$ 1,966,550	$ 1,851,419
Costs and operating expenses:
Cost of revenue (exclusive of amortization of acquired intangible assets shown below)	402,888	373,275	797,631	734,591
Research and development	113,352	99,041	230,284	190,904
Sales and marketing	139,039	136,554	273,609	265,661
General and administrative	153,854	151,811	306,284	297,950
Amortization of acquired intangible assets	21,076	15,898	42,099	31,810
Restructuring charge	1,385	9,357	1,929	54,080
Total costs and operating expenses	831,594	785,936	1,651,836	1,574,996
Income from operations	147,986	149,785	314,714	276,423
Interest and marketable securities income, net	26,628	4,509	54,469	9,801
Interest expense	(6,829)	(3,157)	(13,647)	(5,838)
Other expense, net	(949)	(1,130)	(438)	(3,493)
Income before provision for income taxes	166,836	150,007	355,098	276,893
Provision for income taxes	(35,148)	(21,191)	(47,992)	(50,971)
Net income	$ 131,688	$ 128,816	$ 307,106	$ 225,922
Net income per share:
Basic (in dollars per share)	$ 0.86	$ 0.85	$ 2.02	$ 1.47
Diluted (in dollars per share)	$ 0.86	$ 0.84	$ 1.97	$ 1.46
Shares used in per share calculations:
Basic (in shares)	152,265	152,064	151,946	153,850
Diluted (in shares)	153,588	153,454	155,527	154,795