Condensed Consolidated Statements of Operations (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Income Statement [Abstract]
Revenue	$ 111,401	$ 96,746	$ 314,762	$ 265,605
Cost of revenue	35,447	30,310	100,543	83,255
Gross profit	75,954	66,436	214,219	182,350
Operating expenses:
Sales and marketing	46,580	42,426	133,755	118,436
Research and development	25,177	23,197	75,355	61,527
General and administrative	23,357	19,904	72,786	67,130
Restructuring charges	37		6,779
Total operating expenses	95,151	85,527	288,675	247,093
Operating loss	(19,197)	(19,091)	(74,456)	(64,743)
Other expense, net:
Interest and investment income	2,054	83	2,795	316
Interest expense	(1,312)	(9,792)	(3,919)	(26,007)
Loss on extinguishment of convertible notes, capped call modification and change in fair value	(4,770)		(4,770)	(2,925)
Other income (expense), net	1,170	(623)	1,261	(1,274)
Total other expense, net	(2,858)	(10,332)	(4,633)	(29,890)
Loss before income taxes	(22,055)	(29,423)	(79,089)	(94,633)
Benefit from (provision for) income taxes	(25)	745	1,754	10,345
Net loss	$ (22,080)	$ (28,678)	$ (77,335)	$ (84,288)
Net loss per share attributable to common stockholders:
Basic	$ (0.56)	$ (0.75)	$ (1.95)	$ (2.24)
Diluted	$ (0.56)	$ (0.75)	$ (1.95)	$ (2.24)
Weighted-average common shares outstanding:
Basic	39,746,242	38,407,313	39,583,684	37,610,147
Diluted	39,746,242	38,407,313	39,583,684	37,610,147