Condensed Consolidated Statements of Operations - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Revenues:
Total Revenues:	$ 41,020	$ 38,278
Cost of sales	5,821	5,560
Expenses:
Selling, general and administrative	27,761	26,736
Total Expenses:	27,761	26,736
Income from operations	7,438	5,982
Interest expense, net	(1,979)	(1,293)
Other expense, net	0	(1)
Income before income taxes	5,459	4,688
Income tax provision	(222)	278
Net income attributable to common stockholders	$ 5,237	$ 4,966
Basic
Weighted average common stock shares outstanding (in shares)	100,988,245	97,118,267
Basic earnings per share (in usd per share)	$ 0.05	$ 0.05
Diluted
Weighted average common stock shares outstanding (in shares)	105,396,793	106,965,762
Diluted earnings per share (in usd per share)	$ 0.05	$ 0.05
Product sales, net
Revenues:
Total Revenues:	$ 40,804	$ 37,715
Product royalty revenues
Revenues:
Total Revenues:	$ 216	$ 563