Deferred Royalty Obligations, Net - Narrative (Details) - USD ($) $ in Thousands				1 Months Ended		3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jan. 17, 2024	Jun. 30, 2023	Jun. 30, 2025	Dec. 31, 2024	Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025	Dec. 31, 2025
Deferred Royalty Obligations [Line Items]
Fair value of embedded derivative liability						$ 15,709		$ 15,709		$ 21,439
Royalty Interest Purchase and Sale Agreement
Deferred Royalty Obligations [Line Items]
Percentage of royalty payment equal to annual cap			60.00%
Annual net sales			$ 500,000
Percentage of purchase price equal to hard cap			145.00%
Proceeds from royalty obligation under interest purchase and sale agreement				$ 297,000
Royalty obligation debt issuance costs				$ 3,000
Royalty Interest Purchase and Sale Agreement \| Eidos
Deferred Royalty Obligations [Line Items]
Royalty purchase agreement, proceeds from sale			$ 300,000
Funding Agreement
Deferred Royalty Obligations [Line Items]
Funding payment received, net of certain transaction expenses		$ 500,000			$ 500,000
Percentage of royalty interest payments on net sales		5.00%
Royalty interest payments may adjust to maximum rate		10.00%
Royalty interest payments equal to cap amount		$ 950,000
Proceeds from royalty obligation under funding agreement					472,500
Royalty obligation debt discount and issuance costs paid in cash					$ 27,500
Fair value of embedded derivative liability						$ 15,709		$ 15,709		$ 21,439
Royalty agreement, interest rate, effective percentage						22.40%		22.40%		22.20%
Royalty agreement, interest expense						$ 33,000	$ 25,800	$ 64,800	$ 49,800
Royalty agreement, amortization of debt issuance costs and discounts						4,400	$ 3,300	8,600	$ 6,300
Deferred royalty obligation, current						20,900		20,900		$ 8,200
Royalty Purchase Agreement
Deferred Royalty Obligations [Line Items]
Fair value of embedded derivative liability						$ 0		$ 0		$ 0
Royalty agreement, interest rate, effective percentage						10.70%		10.70%		10.40%
Royalty agreement, interest expense	$ 300					$ 8,300		$ 16,400
Royalty agreement, amortization of debt issuance costs and discounts	$ 0					200		400
Deferred royalty obligation, current						$ 8,400		$ 8,400		$ 3,000