CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Income Statement [Abstract]
Revenue	$ 68,270	$ 45,193	$ 181,210	$ 137,709
Cost of revenue	30,835	22,180	83,494	67,938
Gross profit	37,435	23,013	97,716	69,771
Operating expenses:
Research and development	18,766	16,789	55,124	46,480
Sales and marketing	9,326	8,736	28,239	24,577
General and administrative	11,087	9,860	33,888	27,012
Restructuring costs				1,263
Total operating expenses	39,179	35,385	117,251	99,332
Loss from operations	(1,744)	(12,372)	(19,535)	(29,561)
Other income, net	774	(2)	1,367	21
Induced conversion on 2019 Notes			(2,232)
Interest expense	(1,205)	(526)	(3,716)	(1,576)
Loss before income taxes	(2,175)	(12,896)	(24,116)	(31,116)
Income tax expense	(24)	(28)	(67)	(130)
Net loss	$ (2,199)	$ (12,924)	$ (24,183)	$ (31,246)
Net loss per share basic	$ (0.09)	$ (0.53)	$ (0.95)	$ (1.30)
Net loss per share diluted	$ (0.09)	$ (0.53)	$ (0.95)	$ (1.30)
Weighted-average shares outstanding basic	25,743	24,330	25,384	24,040
Weighted-average shares outstanding diluted	25,743	24,330	25,384	24,040