CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Income Statement [Abstract]
Revenue	$ 254,316	$ 188,001	$ 124,875
Cost of revenue	48,553	41,934	29,930
Gross profit	205,763	146,067	94,945
Operating expenses
Sales and marketing	126,889	81,122	54,518
Research and development	41,204	24,322	17,528
General and administrative	62,779	43,116	29,044
Exit costs	11,264	0	0
Total operating expenses	242,136	148,560	101,090
Loss from operations	(36,373)	(2,493)	(6,145)
Other income (expense), net	3,456	(522)	(290)
Loss before income taxes	(32,917)	(3,015)	(6,435)
Provision for income taxes	931	270	577
Net loss	$ (33,848)	$ (3,285)	$ (7,012)
Net loss per share attributable to common stockholders—basic and diluted:
Basic (in dollars per share)	$ (0.24)	$ (0.03)	$ (0.07)
Diluted (in dollars per share)	$ (0.24)	$ (0.03)	$ (0.07)
Weighted-average number of shares of common stock used in computing net loss per share attributable to common stockholders—basic and diluted:
Basic (in shares)	141,160	126,586	94,803
Diluted (in shares)	141,160	126,586	94,803
Other comprehensive loss
Foreign currency translation adjustments	$ (851)	$ (230)	$ 0
Unrealized loss on investments	(125)	0	0
Comprehensive loss	$ (34,824)	$ (3,515)	$ (7,012)