Condensed Consolidated Statements of Operations (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Total revenue	$ 52,436	$ 47,083	$ 98,443	$ 90,849
Operating costs and expenses:
Cost of sales	12,301	10,658	22,857	21,386
Selling, general and administrative	18,047	24,972	35,651	46,722
Research and development	15,452	13,632	29,315	27,219
Total operating costs and expenses	45,800	49,262	87,823	95,327
Income (loss) from operations	6,636	(2,179)	10,620	(4,478)
Other income (expenses):
Interest income	956	1,244	2,057	2,216
Interest expense	(1,837)	(3,372)	(4,014)	(6,731)
Other income	410	156	769	247
Total other expenses, net	(471)	(1,972)	(1,188)	(4,268)
Net income (loss) before income taxes	6,165	(4,151)	9,432	(8,746)
Income tax expense	(310)	(378)	(603)	(598)
Net income (loss)	$ 5,855	$ (4,529)	$ 8,829	$ (9,344)
Net income (loss) per share of common stock—basic (in dollars per share)	$ 0.12	$ (0.09)	$ 0.18	$ (0.19)
Net income (loss) per share of common stock—diluted (in dollars per share)	$ 0.12	$ (0.09)	$ 0.18	$ (0.19)
Weighted-average shares of common stock outstanding—basic (in shares)	49,700,217	48,292,414	49,648,246	48,240,835
Weighted-average shares of common stock outstanding—diluted (in shares)	50,144,704	48,292,414	50,003,709	48,240,835
Product [Member]
Total revenue	$ 49,188	$ 44,395	$ 92,292	$ 84,674
Royalty [Member]
Total revenue	$ 3,248	$ 2,688	$ 6,151	$ 6,175