Condensed Consolidated Statements of Operations and Comprehensive Income (Loss) (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Revenue	$ 41,465	$ 40,264	$ 123,691	$ 116,614
Cost of revenue	16,521	17,485	46,932	47,169
Gross Profit	24,944	22,779	76,759	69,445
Operating expenses:
Research and development	7,791	7,301	25,105	20,433
Selling, general and administrative	24,827	21,276	75,512	61,745
Total operating expenses	32,618	28,577	100,617	82,178
Loss from operations	(7,674)	(5,798)	(23,858)	(12,733)
Interest and other income, net	635	436	1,735	378
Loss before income taxes	(7,039)	(5,362)	(22,123)	(12,355)
Benefit from income taxes	(463)	(1,187)	(2,456)	(2,404)
Net income (loss)	$ (6,576)	$ (4,175)	$ (19,667)	$ (9,951)
Net loss per share:
Basic (in dollars per share)	$ (0.45)	$ (0.29)	$ (1.34)	$ (0.68)
Diluted (in dollars per share)	$ (0.45)	$ (0.29)	$ (1.34)	$ (0.68)
Weighted average common shares outstanding:
Basic (in shares)	14,635	14,603	14,659	14,542
Diluted (in shares)	14,635	14,603	14,659	14,542
Net income (loss)	$ (6,576)	$ (4,175)	$ (19,667)	$ (9,951)
Foreign currency translation adjustment	(407)	(851)	(121)	(1,779)
Comprehensive loss	$ (6,983)	$ (5,026)	$ (19,788)	$ (11,730)