Condensed Consolidated Statements of Earnings - USD ($) $ in Thousands		3 Months Ended
		Mar. 31, 2023	Mar. 31, 2022
Revenues
Total revenues		$ 153,764	$ 152,506
Costs and expenses
Cost of goods sold	[1]	23,460	17,932
Research and development		21,212	20,839
Selling, general and administrative		85,597	90,459
Amortization of intangible assets		19,966	20,644
Contingent consideration (gain) expense		(1,647)	665
Total costs and expenses		148,588	150,539
Operating earnings		5,176	1,967
Other income (expense)
Interest expense		(1,505)	(1,942)
Interest and other income, net		5,346	14,698
Total other income (expense)		3,841	12,756
Earnings before income taxes		9,017	14,723
Income tax benefit		(7,931)	(10,893)
Net earnings		$ 16,948	$ 25,616
Earnings per share
Basic (in dollars per share)		$ 0.31	$ 0.48
Diluted (in dollars per share)		$ 0.29	$ 0.43
Weighted average shares outstanding
Basic (in shares)		54,380,947	53,330,837
Diluted (in shares)		62,454,204	61,406,555
Net product sales
Revenues
Total revenues		$ 140,575	$ 147,464
Royalty revenues
Revenues
Total revenues		$ 13,189	$ 5,042

[1] Excludes amortization of acquired intangible assets