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Collaboration and License Agreements - ModernaTX, Inc - Additional Information (Details) - USD ($) $ in Thousands | 1 Months Ended |  |  |  |
--- | --- | --- | --- | --- | ---
Jan. 31, 2023 | Jun. 30, 2026 | Dec. 31, 2025 | Jun. 30, 2025 | Dec. 31, 2024
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items] |  |  |  |  |
Deferred revenue |  | $ 54,690 | $ 28,467 | $ 32,291 | $ 94,063
ModernaTX, Inc |  |  |  |  |
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items] |  |  |  |  |
Deferred revenue |  | 9,300 |  |  |
ModernaTX, Inc | Collaboration and License Agreement |  |  |  |  |
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items] |  |  |  |  |
Upfront payment received | $ 35,000 |  |  |  |
Upfront consideration, pre-paid research and development service fees | 5,000 |  |  |  |
Deferred revenue |  | 9,300 | 9,300 |  |
Amount due from agreement |  | $ 0 | $ 0 |  |
ModernaTX, Inc | Collaboration and License Agreement | Maximum |  |  |  |  |
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items] |  |  |  |  |
Contingent milestone payments receivable | $ 1,200,000 |  |  |  |

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