Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Revenues:
Total net revenues	$ 118,566	$ 129,071
Costs and expenses:
Cost of sales	30,332	40,787
Research and development	5,804	10,420
Selling, general and administrative	106,256	124,399
Amortization of intangible assets	30,764	30,764
Changes in fair value of derivative liability	(37)	(1,156)
Changes in fair value of acquired contingent consideration	(6,659)	2,895
Other operating income	(12,554)
Total operating expenses	153,906	208,109
Operating loss	(35,340)	(79,038)
Other income (expense), net:
Interest and amortization of debt discount expense	(30,200)	(30,035)
Interest income	1,909	5
Realized Gain (Loss) on FX Currency	(8)
Gain on extinguishment of debt	27,142
Other income (expense)	1,250	(6)
Total other income (expense), net	93	(30,036)
Loss before taxes	(35,247)	(109,074)
Benefit from (Provision for) income taxes	(30,669)	5,120
Net loss	$ (65,916)	$ (103,954)
Net loss per share—basic	$ (3.34)	$ (9.79)
Net loss per share—diluted	$ (3.34)	$ (9.79)
Weighted average common shares outstanding used in computing net loss per share—basic	19,707	10,621
Weighted average common shares outstanding used in computing net loss per share—diluted	19,707	10,621
Net Product Revenues
Revenues:
Total net revenues	$ 103,845	$ 114,189
Royalty Revenues
Revenues:
Total net revenues	14,221	$ 14,882
License Revenue
Revenues:
Total net revenues	$ 500