CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Income Statement [Abstract]
Product sales, net	$ 51,281	$ 41,017
Total revenue	51,281	41,017
Cost of product sales	15,927	14,497
Gross profit	35,354	26,520
Research and development	6,418	5,212
Selling, general and administrative	34,400	29,485
Total operating expenses	40,818	34,697
Loss from operations	(5,464)	(8,177)
Other income (expense):
Interest income	1,762	839
Interest expense	(153)	(145)
Other expense	(7)	(12)
Total other income	1,602	682
Net loss	$ (3,862)	$ (7,495)
Net loss per common share:
Basic (in USD per share)	$ (0.08)	$ (0.16)
Diluted (in USD per share)	$ (0.08)	$ (0.16)
Weighted-average common shares outstanding:
Basic (in shares)	48,141	47,387
Diluted (in shares)	48,141	47,387
Revenue, Product and Service [Extensible List]	Product [Member]	Product [Member]
Cost, Product and Service [Extensible List]	Product [Member]	Product [Member]