CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Income Statement [Abstract]
Revenue, Product and Service [Extensible List]	Product [Member]	Product [Member]	Product [Member]
Product sales, net	$ 237,224	$ 197,516	$ 163,698
Other revenue	0	0	667
Total revenue	$ 237,224	$ 197,516	$ 164,365
Cost, Product and Service [Extensible List]	Product [Member]	Product [Member]	Product [Member]
Cost of product sales	$ 65,117	$ 61,940	$ 54,577
Gross profit	172,107	135,576	109,788
Research and development	24,797	21,042	19,943
Selling, general and administrative	142,791	120,998	106,903
Total operating expenses	167,588	142,040	126,846
Income (loss) from operations	4,519	(6,464)	(17,058)
Other income (expense):
Interest income	6,410	4,632	1,341
Interest expense	(614)	(600)	(366)
Other income	195	64	95
Total other income	5,991	4,096	1,070
Income (loss) before income taxes	10,510	(2,368)	(15,988)
Income tax expense	148	814	721
Net income (loss)	$ 10,362	$ (3,182)	$ (16,709)
Net income (loss) per common share:
Basic (in USD per share)	$ 0.21	$ (0.07)	$ (0.35)
Diluted (in USD per share)	$ 0.20	$ (0.07)	$ (0.35)
Weighted-average common shares outstanding:
Basic (in shares)	48,848	47,590	47,130
Diluted (in shares)	51,679	47,590	47,130