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Acquisitions, Licensing and Other Arrangements - Sale of Future Revenue Streams (Details) $ in Thousands | 1 Months Ended | 3 Months Ended |
--- | --- | --- | ---
Dec. 31, 2016 USD ($) period agreement | Mar. 31, 2025 USD ($) | Mar. 31, 2024 USD ($) | Dec. 31, 2024 USD ($)
Acquisitions, Licensing and Other Arrangements |  |  |  |
Unearned revenue recognized under units-of-revenue method |  | $ (317) | $ (490) |
Revenue recognized under units-of-revenue method |  | 317 | 490 |
Unearned revenue recognized under units-of-revenue method, current |  | 1,370 |  | $ 1,361
Unearned revenue recognized under units-of-revenue method, noncurrent |  | 4,084 |  | 4,410
HealthCare Royalty Partners II, L.P. | Royalty Sale Agreements |  |  |  |
Acquisitions, Licensing and Other Arrangements |  |  |  |
Number of agreements | agreement | 2 |  |  |
Unearned revenue recognized under units-of-revenue method | $ 18,000 |  |  |
Revenue recognized under units-of-revenue method |  | 300 | $ 500 |
Unearned revenue recognized under units-of-revenue method, current |  | 1,400 |  | 1,400
Unearned revenue recognized under units-of-revenue method, noncurrent |  | $ 4,100 |  | $ 4,400
HealthCare Royalty Partners II, L.P. | First Royalty Sale Agreement |  |  |  |
Acquisitions, Licensing and Other Arrangements |  |  |  |
Cash payment received | 6,500 |  |  |
Eligible potential additional payments receivable upon achievement of specified net sales milestones in future years | $ 4,000 |  |  |
Number of milestone periods | period | 3 |  |  |
HealthCare Royalty Partners II, L.P. | Second Royalty Sale Agreement |  |  |  |
Acquisitions, Licensing and Other Arrangements |  |  |  |
Cash payment received | $ 11,500 |  |  |

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