Interest Expense (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Other Income and Expenses [Abstract]
Interest expense	$ (1,158)	$ (5,033)	$ (3,488)	$ (14,593)
Interest expense on nonrecourse liability related to sale of future royalties	(566)	(892)	(1,988)	(2,896)
Total	(1,724)	(5,925)	(5,476)	(17,489)
Amortization of deferred financing costs and debt discount	$ 500	$ 4,400	$ 1,582	$ 13,037