Consolidated Statements of Operations and Comprehensive Income (Loss) - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Income Statement [Abstract]
Revenue	$ 283,605	$ 218,808	$ 116,156
Cost of revenue	100,643	79,346	58,224
Gross profit	182,962	139,462	57,932
Operating expenses:
Research and development	90,288	52,104	31,652
Selling, general and administrative	76,532	54,515	34,893
Total operating expenses	166,820	106,619	66,545
Income (loss) from operations	16,142	32,843	(8,613)
Interest income	7,291
Other expense	(97)	(488)	(758)
Income (loss) before income taxes	23,336	32,355	(9,371)
Income tax expense	(82)	(78)	(1)
Net income (loss)	23,254	32,277	(9,372)
Net income (loss) attributable to common stockholders and comprehensive income (loss)	$ 23,254	$ 32,277	$ (9,372)
Net income (loss) per share attributable to common stockholders, basic	$ 1.09	$ 1.70	$ (0.58)
Net income (loss) per share attributable to common stockholders, diluted	$ 1.03	$ 1.53	$ (0.58)
Weighted-average shares used to compute basic net income (loss) per share	21,245	19,006	16,064
Weighted-average shares used to compute diluted net income (loss) per share	22,664	21,144	16,064