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Discontinued Operations and TSA - Summary of Accrued Liabilities from Continuing Operations (Details) - USD ($) $ in Thousands | Dec. 31, 2025 | Dec. 31, 2024
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Discontinued Operations and Disposal Groups [Abstract] |  |
Profit Sharing Payments | $ 1,701 | $ 11,230
Royalties associated with the MSK Agreement | 1,309 | 2,786
VOWST post-marketing safety surveillance study | 268 | 771
80.1% of lease cost of Waltham facility | 0 | 1,501
Employment-related costs for conveying employees | 0 | 1,462
Total accrued liabilities due to SPN | $ 3,278 | $ 17,750

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