Sale of Future Revenue - Royalty Obligation (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Sale of Future Revenue [Roll Forward]
Liability related to the sale of future revenue, net at December 31, 2022	$ 65,259
Royalties related to the sale of future revenue	11,134	$ 12,270
Amortization of issuance costs	52
Interest expense related to the sale of future revenue	0	$ 1,836
Liability related to the sale of future revenue, net (includes current portion of $1,147)	65,284
Current portion	1,147
Royalty
Sale of Future Revenue [Roll Forward]
Royalties related to the sale of future revenue	$ (27)