Debt - Schedule of Debt (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
	Jun. 30, 2024	Jun. 30, 2024	Dec. 31, 2023
Debt
Total	$ 453,500	$ 453,500	$ 453,500
Less: Unamortized debt discount and issuance costs	(6,218)	(6,218)	(7,266)
Total long-term debt, net	447,282	$ 447,282	446,234
HealthCare Royalty Partners
Debt
Maximum potential royalty payout		14.00%
Increase in maximum potential payout percent		18.00%
Maximum aggregate royalty payments		$ 225,000
Required payment for breach of agreement, payment one		125,000
Payment for royalty agreement		22,100
2025 Notes | Convertible senior notes
Debt
Total debt	192,500	192,500	192,500
Less: Unamortized debt discount and issuance costs	(841)	(841)	(1,205)
2028 Notes | Convertible senior notes
Debt
Total debt	261,000	261,000	261,000
Less: Unamortized debt discount and issuance costs	(5,377)	(5,377)	(6,061)
Royalty Financing Agreement | Loans Payable [Member] | HealthCare Royalty Partners
Debt
Interest expense	2,700	5,500
Deferred Royalty Obligations	$ 70,500	70,500	$ 69,900
Royalty Payments		$ 4,100
Interest Rate of Deferred Royalty Obligation		16.52%