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Royalty Financing Obligations - Schedule of Royalty Financing Obligations (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2025 | Jun. 30, 2025 | Mar. 31, 2025 | Sep. 30, 2025 | Sep. 30, 2024
Royalty Montizations [Roll Forward] |  |  |  |  |
Balance | $ 483,583 | $ 500,918 | $ 513,729 | $ 513,729 |
Non-cash interest expense on royalty financing obligations | 12,923 | 13,402 | 13,514 | 39,839 | $ 42,469
Royalty revenues payable | (19,713) | (30,737) | (26,325) |  |
Balance | 476,793 | 483,583 | 500,918 | 476,793 |
2020 RPI Royalty Agreement |  |  |  |  |
Royalty Montizations [Roll Forward] |  |  |  |  |
Balance | 174,357 | 178,351 | 180,413 | 180,413 |
Non-cash interest expense on royalty financing obligations | 9,610 | 9,804 | 9,756 |  |
Royalty revenues payable | (8,258) | (13,798) | (11,818) |  |
Balance | $ 175,709 | 174,357 | 178,351 | $ 175,709 |
Effective interest rate | 21.60% |  |  | 21.60% |
2021 RPI Royalty Agreement |  |  |  |  |
Royalty Montizations [Roll Forward] |  |  |  |  |
Balance | $ 178,926 | 180,119 | 181,140 | $ 181,140 |
Non-cash interest expense on royalty financing obligations | 0 | 0 | 0 |  |
Royalty revenues payable | (2,195) | (1,193) | (1,021) |  |
Balance | $ 176,731 | 178,926 | 180,119 | $ 176,731 |
Effective interest rate | 0.00% |  |  | 0.00% |
OMERS Royalty Agreement |  |  |  |  |
Royalty Montizations [Roll Forward] |  |  |  |  |
Balance | $ 130,300 | 142,448 | 152,176 | $ 152,176 |
Non-cash interest expense on royalty financing obligations | 3,313 | 3,598 | 3,758 |  |
Royalty revenues payable | (9,260) | (15,746) | (13,486) |  |
Balance | $ 124,353 | $ 130,300 | $ 142,448 | $ 124,353 |
Effective interest rate | 10.10% |  |  | 10.10% |

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