CONSOLIDATED STATEMENTS OF COMPREHENSIVE (LOSS) INCOME - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Revenues:
Total revenues	$ 152,069	$ 156,234
Costs and expenses:
Cost of sales	27,020	18,748
Research and development expenses	2,843	0
Selling, general and administrative expenses	78,638	46,786
Change in fair value of contingent consideration	(25,538)	18,687
Amortization of intangible assets	27,527	32,608
Loss on impairment of intangible assets	279,639	0
Restructuring charges	5,476	0
Total costs and expenses	395,605	116,829
(Loss) income from operations	(243,536)	39,405
Other (expense) income:
Debt related expenses	(9,918)	0
Interest expense	(3,380)	(7,961)
Other gain (loss)	2,780	(278)
Total other expense	(10,518)	(8,239)
Net (loss) income before income taxes	(254,054)	31,166
Income tax (expense) benefit	(77,888)	78,459
Net (loss) income	(331,942)	109,625
Comprehensive (loss) income	$ (331,942)	$ 109,625
Basic net (loss) income per share (in dollars per share)	$ (4.67)	$ 2.33
Diluted net (loss) income per share (in dollars per share)	$ (4.67)	$ 2.03
Shares used in computing basic net (loss) income per share (in shares)	71,031	47,004
Shares used in computing diluted net (loss) income per share (in shares)	71,031	54,669
Product sales, net
Revenues:
Total revenues	$ 149,451	$ 155,121
Royalties and milestones
Revenues:
Total revenues	2,433	2,403
Other revenue
Revenues:
Total revenues	$ 185	$ (1,290)