Royalty Financing Obligations - Schedule of Royalty Financing Obligations (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2025	Mar. 31, 2025	Jun. 30, 2025	Jun. 30, 2024
Royalty Montizations [Roll Forward]
Balance	$ 500,918	$ 513,729	$ 513,729
Non-cash interest expense on royalty financing obligations	13,402	13,514	26,916	$ 28,450
Royalty Revenues Payable	(30,737)	(26,325)
Balance	483,583	500,918	483,583
2020 RPI Royalty Agreement
Royalty Montizations [Roll Forward]
Balance	178,351	180,413	180,413
Non-cash interest expense on royalty financing obligations	9,804	9,756
Royalty Revenues Payable	(13,798)	(11,818)
Balance	$ 174,357	178,351	$ 174,357
Effective interest rate	21.70%		21.70%
2021 RPI Royalty Agreement
Royalty Montizations [Roll Forward]
Balance	$ 180,119	181,140	$ 181,140
Non-cash interest expense on royalty financing obligations	0	0
Royalty Revenues Payable	(1,193)	(1,021)
Balance	$ 178,926	180,119	$ 178,926
Effective interest rate	0.00%		0.00%
OMERS Royalty Agreement
Royalty Montizations [Roll Forward]
Balance	$ 142,448	152,176	$ 152,176
Non-cash interest expense on royalty financing obligations	3,598	3,758
Royalty Revenues Payable	(15,746)	(13,486)
Balance	$ 130,300	$ 142,448	$ 130,300
Effective interest rate	10.10%		10.10%