Condensed Consolidated Statements of Operations - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Income Statement [Abstract]
Revenue	$ 199,879	$ 194,360	$ 400,179	$ 391,206
Cost of revenue	67,830	73,244	138,687	149,526
Gross profit	132,049	121,116	261,492	241,680
Operating expenses
Sales and marketing	79,820	86,990	162,320	174,291
Research and development	26,361	32,408	51,319	63,631
General and administrative	21,831	27,264	46,839	52,033
Restructuring charges	109	0	1,578	0
Total operating expenses	128,121	146,662	262,056	289,955
Income (loss) from operations	3,928	(25,546)	(564)	(48,275)
Other income (expense), net
Interest income	3,663	5,195	7,238	10,923
Interest expense	(120)	(77)	(135)	(80)
Other income (expense), net	(73)	(10,584)	25	(10,892)
Total other income (expense), net	3,470	(5,466)	7,128	(49)
Net income (loss) before taxes	7,398	(31,012)	6,564	(48,324)
Income tax provision	1,133	802	2,070	1,829
Net income (loss)	$ 6,265	$ (31,814)	$ 4,494	$ (50,153)
Net income (loss) per share
Basic (in dollars per share)	$ 0.04	$ (0.21)	$ 0.03	$ (0.32)
Diluted (in dollars per share)	$ 0.04	$ (0.21)	$ 0.03	$ (0.32)
Weighted-average shares used in computing net income (loss) per share
Basic (in shares)	149,246,828	152,987,927	148,649,838	154,779,176
Diluted (in shares)	150,492,003	152,987,927	150,716,185	154,779,176