Condensed Consolidated Statements of Operations - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Income Statement [Abstract]
Revenue	$ 194,360	$ 178,240	$ 391,206	$ 354,670
Cost of revenue	73,244	75,938	149,526	152,639
Gross profit	121,116	102,302	241,680	202,031
Operating expenses
Sales and marketing	86,990	77,371	174,291	157,028
Research and development	32,408	29,635	63,631	60,522
General and administrative	27,264	22,623	52,033	48,957
Restructuring charges	0	135	0	10,263
Total operating expenses	146,662	129,764	289,955	276,770
Loss from operations	(25,546)	(27,462)	(48,275)	(74,739)
Other income (expense)
Interest income	5,195	4,894	10,923	9,216
Interest expense	(77)	50	(80)	(340)
Other expense, net	(10,584)	(2,161)	(10,892)	(2,303)
Total other income (expense), net	(5,466)	2,783	(49)	6,573
Net loss before taxes	(31,012)	(24,679)	(48,324)	(68,166)
Income tax provision	(802)	(1,056)	(1,829)	(2,113)
Net loss	$ (31,814)	$ (25,735)	$ (50,153)	$ (70,279)
Net loss per share
Basic (in dollars per share)	$ (0.21)	$ (0.17)	$ (0.32)	$ (0.48)
Diluted (in dollars per share)	$ (0.21)	$ (0.17)	$ (0.32)	$ (0.48)
Weighted-average shares used in computing net loss per share
Basic (in shares)	152,987,927	148,071,315	154,779,176	146,910,959
Diluted (in shares)	152,987,927	148,071,315	154,779,176	146,910,959