UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE (LOSS) INCOME - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Income Statement [Abstract]
Revenue	$ 62,610	$ 45,005	$ 119,738	$ 85,003
Cost of revenue	12,598	10,238	24,185	19,011
Gross profit	50,012	34,767	95,553	65,992
Operating expenses
Sales and marketing	30,894	18,298	56,724	34,755
Research and development	9,671	5,964	17,809	11,322
General and administrative	14,218	10,520	28,381	18,424
Exit costs	3,485	0	3,485	0
Total operating expenses	58,268	34,782	106,399	64,501
(Loss) income from operations	(8,256)	(15)	(10,846)	1,491
Other income (expense), net	711	(123)	870	(72)
(Loss) income before income taxes	(7,545)	(138)	(9,976)	1,419
Provision for income taxes	739	141	879	227
Net (loss) income	$ (8,284)	$ (279)	$ (10,855)	$ 1,192
Net (loss) income per share attributable to common stockholders:
Basic (in dollars per share)	$ (0.06)	$ 0	$ (0.08)	$ 0.01
Diluted (in dollars per share)	$ (0.06)	$ 0	$ (0.08)	$ 0.01
Weighted-average number of shares of common stock used in computing net (loss) income per share attributable to common stockholders:
Basic (in shares)	141,042	135,312	140,921	115,951
Diluted (in shares)	141,042	135,312	140,921	137,263
Other comprehensive (loss) income
Foreign currency translation adjustments	$ (857)	$ 0	$ (1,121)	$ 0
Comprehensive (loss) income	$ (9,141)	$ (279)	$ (11,976)	$ 1,192