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Accrued Expenses - Schedule of Accrued Expenses (Details) - USD ($) $ in Thousands | Mar. 31, 2026 | Dec. 31, 2025
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Accrued Expenses |  |
Compensation and benefits | $ 10,608 | $ 12,810
Professional fees | 3,917 | 6,069
Research and development | 3,289 | 3,867
Interest on Tranche 1 Notes | 2,569 | 2,710
Manufacturing costs | 1,625 | 3,378
Clinical trial costs | 962 | 1,429
Other | 2,269 | 2,630
Accrued expenses | $ 25,239 | $ 32,893

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