Condensed Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Income Statement [Abstract]
Revenue	$ 763,203	$ 684,550	$ 2,073,809	$ 1,925,365
Costs and expenses:
Cost of revenue	170,998	182,603	510,664	493,569
Research and development	264,698	254,684	800,435	683,740
Sales and marketing	225,929	229,873	670,299	615,863
General and administrative	106,577	86,765	414,339	239,738
Total costs and expenses	768,202	753,925	2,395,737	2,032,910
Loss from operations	(4,999)	(69,375)	(321,928)	(107,545)
Interest income (expense), net	26,691	8,928	76,480	13,649
Other income (expense), net	(4,596)	(9,726)	(2,094)	(20,822)
Income (loss) before provision for (benefit from) income taxes	17,096	(70,173)	(247,542)	(114,718)
Provision for (benefit from) income taxes	10,363	(4,992)	(10,754)	(1,180)
Net income (loss)	$ 6,733	$ (65,181)	$ (236,788)	$ (113,538)
Net income (loss) per share:
Basic (in dollars per share)	$ 0.01	$ (0.10)	$ (0.35)	$ (0.17)
Diluted (in dollars per share)	$ 0.01	$ (0.10)	$ (0.35)	$ (0.17)
Weighted-average shares used in computing net income (loss) per share:
Basic (in shares)	669,261	669,171	674,853	662,816
Diluted (in shares)	687,101	669,171	674,853	662,816