CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Income Statement [Abstract]
Revenue, Product and Service [Extensible List]	Product [Member]	Product [Member]	Product [Member]
Product sales, net	$ 163,698	$ 153,075	$ 121,968
Other revenue	667	3,109	2,211
Total revenue	$ 164,365	$ 156,184	$ 124,179
Cost, Product and Service [Extensible List]	Product [Member]	Product [Member]	Product [Member]
Cost of product sales	$ 54,577	$ 50,159	$ 39,951
Gross profit	109,788	106,025	84,228
Research and development	19,943	16,287	13,020
Selling, general and administrative	106,903	97,592	68,836
Total operating expenses	126,846	113,879	81,856
(Loss) income from operations	(17,058)	(7,854)	2,372
Other income (expense):
Interest income	1,341	224	691
Interest expense	(366)	(4)	(6)
Other income (expense)	95	52	(13)
Total other income	1,070	272	672
(Loss) income before income taxes	(15,988)	(7,582)	3,044
Income tax expense (benefit)	721	(111)	180
Net (loss) income	$ (16,709)	$ (7,471)	$ 2,864
Net (loss) income per common share:
Basic (in USD per share)	$ (0.35)	$ (0.16)	$ 0.06
Diluted (in USD per share)	$ (0.35)	$ (0.16)	$ 0.06
Weighted-average common shares outstanding:
Basic (in shares)	47,130	46,472	45,221
Diluted (in shares)	47,130	46,472	47,282