Condensed Consolidated Statements of Earnings (Loss) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Revenues
Total revenues	$ 153,880	$ 177,353	$ 443,207	$ 499,910
Costs and expenses
Cost of goods sold	19,601	25,878	64,152	64,267
Research and development	22,655	19,554	68,246	56,778
Selling, general and administrative	82,700	112,314	255,079	303,249
Amortization of intangible assets	21,242	20,644	61,316	61,932
Contingent consideration expense (gain)	(456)	486	(1,313)	1,894
Total costs and expenses	145,742	178,876	447,480	488,120
Operating earnings (loss)	8,138	(1,523)	(4,273)	11,790
Other income (expense)
Interest expense	0	(1,724)	(2,415)	(5,476)
Interest and other income, net	1,751	2,803	8,467	19,289
Total other income (expense)	1,751	1,079	6,052	13,813
Earnings (loss) before income taxes	9,889	(444)	1,779	25,603
Income tax expense (benefit)	25,865	(2,193)	1,638	(9,627)
Net earnings (loss)	$ (15,976)	$ 1,749	$ 141	$ 35,230
Earnings (loss) per share
Basic (in dollars per share)	$ (0.29)	$ 0.03	$ 0.00	$ 0.66
Diluted (in dollars per share)	$ (0.29)	$ 0.03	$ 0.00	$ 0.62
Weighted average shares outstanding
Basic (in shares)	54,608,963	53,789,674	54,498,687	53,517,838
Diluted (in shares)	54,608,963	55,034,838	55,574,922	61,543,121
Net product sales
Revenues
Total revenues	$ 149,004	$ 172,724	$ 417,915	$ 485,647
Royalty revenues
Revenues
Total revenues	$ 4,876	$ 4,629	$ 25,292	$ 14,263