Consolidated Statements of Operations and Comprehensive Loss - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Statement of Comprehensive Income [Abstract]
Revenue	$ 448,788	$ 431,892	$ 368,433
Cost of revenue	131,487	134,934	114,216
Gross profit	317,301	296,958	254,217
Operating expenses:
Sales and marketing	159,092	173,621	161,337
Research and development	95,468	95,986	81,647
General and administrative	120,519	99,365	87,482
Restructuring	3,621	12,169
Total operating expenses	378,700	381,141	330,466
Operating loss	(61,399)	(84,183)	(76,249)
Other expense, net:
Interest income	7,120	5,697	390
Interest expense	(2,796)	(5,106)	(35,949)
Gain on extinguishment of convertible notes, capped call modification and change in fair value	12,658	19,243	7,181
Other income (expense), net	820	777	(2,748)
Total other income (expense), net	17,802	20,611	(31,126)
Loss before income taxes	(43,597)	(63,572)	(107,375)
Benefit from (provision for) income taxes	(3,708)	2,398	12,579
Net loss	$ (47,305)	$ (61,174)	$ (94,796)
Net loss per share attributable to common stockholders
Basic	$ (1.16)	$ (1.54)	$ (2.50)
Diluted	$ (1.31)	$ (1.76)	$ (2.50)
Weighted-average common shares outstanding:
Basic	40,668,327	39,680,440	37,962,793
Diluted	43,622,341	45,583,459	37,962,793
Other comprehensive income (loss):
Foreign currency translation adjustment	$ 9,866	$ (27,046)	$ (5,712)
Total other comprehensive income (loss)	9,866	(27,046)	(5,712)
Total comprehensive loss	$ (37,439)	$ (88,220)	$ (100,508)