Consolidated Statements of Operations - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Income Statement [Abstract]
Revenue	$ 428,561	$ 318,380	$ 254,823
Cost of revenue	170,595	145,532	122,259
Gross profit	257,966	172,848	132,564
Operating expenses:
Research and development	115,684	74,970	59,973
Sales and marketing	50,878	33,472	31,340
General and administrative	102,590	80,197	71,156
Total operating expenses	269,152	188,639	162,469
Loss from operations	(11,186)	(15,791)	(29,905)
Other (income) expense:
Interest expense	3,744	13,610	9,356
Loss on extinguishment of debt	3,435	259	0
Other (income) expense, net	(164)	12,997	336
Other (income) expense	7,015	26,866	9,692
Loss before income taxes	(18,201)	(42,657)	(39,597)
Income tax expense	1,302	911	793
Net loss attributable to common stockholders	$ (19,503)	$ (43,568)	$ (40,390)
Net loss per share attributable to common stockholders, basic (in dollars per share)	$ (0.21)	$ (1.05)	$ (1.06)
Net loss per share attributable to common stockholders, diluted (in dollars per share)	$ (0.21)	$ (1.05)	$ (1.06)
Weighted-average shares used to compute net loss per share, basic (in shares)	93,224,000	41,658,000	38,004,000
Weighted average shares used to compute net loss per share, diluted (in shares)	93,224,000	41,658,000	38,004,000