CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Income Statement [Abstract]
Revenue	$ 53,144	$ 45,248
Cost of revenue	24,365	23,267
Gross profit	28,779	21,981
Operating expenses:
Research and development	17,989	13,791
Sales and marketing	9,299	7,645
General and administrative	10,806	8,154
Restructuring costs		1,263
Total operating expenses	38,094	30,853
Loss from operations	(9,315)	(8,872)
Other income, net	164	23
Interest expense	(1,261)	(525)
Loss before income taxes	(10,412)	(9,374)
Income tax expense	(49)	(42)
Net loss	$ (10,461)	$ (9,416)
Net loss per share — basic and diluted	$ (0.42)	$ (0.40)
Weighted-average shares outstanding — basic and diluted	24,980	23,671