CONDENSED CONSOLIDATED STATEMENTS OF INCOME - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Income Statement [Abstract]
Revenue	$ 915,698	$ 903,647
Costs and operating expenses:
Cost of revenue (exclusive of amortization of acquired intangible assets shown below)	361,316	332,752
Research and development	91,863	99,935
Sales and marketing	129,107	122,719
General and administrative	146,139	153,262
Amortization of acquired intangible assets	15,912	13,644
Restructuring charge	44,723	8,016
Total costs and operating expenses	789,060	730,328
Income from operations	126,638	173,319
Interest and marketable securities income (loss), net	5,292	(211)
Interest expense	(2,681)	(2,695)
Other expense, net	(2,363)	(9,565)
Income before provision for income taxes	126,886	160,848
Provision for income taxes	(29,780)	(19,837)
Loss from equity method investment	0	(7,635)
Net income	$ 97,106	$ 133,376
Net income per share:
Basic (in dollars per share)	$ 0.62	$ 0.83
Diluted (in dollars per share)	$ 0.62	$ 0.82
Shares used in per share calculations:
Basic (in shares)	155,637	160,494
Diluted (in shares)	156,135	163,637