Condensed Consolidated Statements of Operations - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Income Statement [Abstract]
Revenue	$ 195,680	$ 195,417	$ 595,859	$ 586,623
Cost of revenue	66,812	72,362	205,499	221,888
Gross profit	128,868	123,055	390,360	364,735
Operating expenses
Sales and marketing	81,512	85,997	243,832	260,288
Research and development	25,581	32,976	76,900	96,607
General and administrative	21,937	22,266	68,776	74,299
Restructuring charges	0	11,275	1,578	11,275
Total operating expenses	129,030	152,514	391,086	442,469
Loss from operations	(162)	(29,459)	(726)	(77,734)
Other income (expense), net
Interest income	3,784	4,732	11,022	15,655
Interest expense	(350)	504	(485)	424
Other expense, net	(523)	(185)	(498)	(11,077)
Total other income, net	2,911	5,051	10,039	5,002
Net income (loss) before taxes	2,749	(24,408)	9,313	(72,732)
Income tax provision	1,107	863	3,177	2,692
Net income (loss)	$ 1,642	$ (25,271)	$ 6,136	$ (75,424)
Net income (loss) per share
Basic (in dollars per share)	$ 0.01	$ (0.17)	$ 0.04	$ (0.49)
Diluted (in dollars per share)	$ 0.01	$ (0.17)	$ 0.04	$ (0.49)
Weighted-average shares used in computing net income (loss) per share
Basic (in shares)	149,917,275	149,179,826	149,076,960	152,867,160
Diluted (in shares)	151,996,844	149,179,826	151,308,077	152,867,160