Revenue Interest Purchase Agreement - Schedule of Revenue Interest Liability, Net Activity (Details) - USD ($) $ in Thousands	3 Months Ended			9 Months Ended	12 Months Ended
	Sep. 30, 2023	Jun. 30, 2023	Mar. 31, 2023	Sep. 30, 2023	Dec. 31, 2022
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Less: Current portion	$ (3,194)			$ (3,194)
Revenue interest liability, net, less current portion	126,729			126,729	$ 125,360
OrbiMed | Purchase Agreement
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Revenue interest liability, net	128,167	$ 127,008	$ 125,360	125,360
Interest expense	3,652	3,605	3,531
Revenue interest payable	(1,896)	(2,446)	(1,883)	(1,900)	(2,800)
Revenue interest liability, net	129,923	$ 128,167	$ 127,008	129,923	$ 125,360
Less: Current portion	(3,194)			(3,194)
Revenue interest liability, net, less current portion	$ 126,729			$ 126,729