Liability Related to the Revenue Interest Purchase Agreement - Summary of Revenue Interest Liability (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Liability From Sale Of Future Revenues [Roll Forward]
Revenue Interests payments	$ (1,217)	$ (573)
Revenue Interest Purchase Agreement (RIPA)
Liability From Sale Of Future Revenues [Roll Forward]
Revenue interest liability, beginning balance	257,039
Interest expense recognized	11,015
Revenue Interests payments	(1,217)
Revenue interest liability, ending balance	$ 266,837