Condensed Consolidated Statements of Operations and Comprehensive Loss (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Statement of Comprehensive Income [Abstract]
Revenue	$ 323,919	$ 284,347	$ 634,551	$ 553,775
Cost of revenue	67,732	48,101	132,658	93,824
Gross profit	256,187	236,246	501,893	459,951
Operating expenses
Sales and marketing	141,897	127,922	280,581	248,916
Research and development	88,902	72,308	176,511	142,907
General and administrative	55,655	50,792	111,313	101,810
Total operating expenses	286,454	251,022	568,405	493,633
Loss from operations	(30,267)	(14,776)	(66,512)	(33,682)
Interest income	5,015	5,814	11,012	11,752
Interest expense	(298)	(472)	(583)	(951)
Accretion income, net	2,027	3,761	4,474	6,849
Other income (expense), net	2,023	(148)	2,414	(492)
Loss before (benefit from) provision for income taxes	(21,500)	(5,821)	(49,195)	(16,524)
(Benefit from) provision for income taxes	(411)	490	4,883	753
Net loss	$ (21,089)	$ (6,311)	$ (54,078)	$ (17,277)
Net loss per share attributable to common stockholders, basic (in dollars per share)	$ (0.14)	$ (0.04)	$ (0.36)	$ (0.12)
Net loss per share attributable to common stockholders, diluted (in dollars per share)	$ (0.14)	$ (0.04)	$ (0.36)	$ (0.12)
Weighted-average shares used in computing net loss per share attributable to common stockholders, basic (in shares)	149,663,744	146,938,942	149,829,900	146,207,469
Weighted-average shares used in computing net loss per share attributable to common stockholders, diluted (in shares)	149,663,744	146,938,942	149,829,900	146,207,469
Other comprehensive income (loss)
Foreign currency translation adjustment, net of tax	$ 1,263	$ (87)	$ 1,430	$ (573)
Unrealized loss on available-for-sale debt and marketable securities, net of tax	(197)	(172)	(118)	(379)
Total other comprehensive income (loss)	1,066	(259)	1,312	(952)
Comprehensive loss	$ (20,023)	$ (6,570)	$ (52,766)	$ (18,229)