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License Agreements - Harvard License Agreement - Change in Fair Value of Success Payment Liability (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
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Sep. 30, 2025 | Sep. 30, 2024 | Sep. 30, 2025 | Sep. 30, 2024
Collaborative Arrangements And Noncollaborative Arrangement Transactions [Line Items] |  |  |  |
Change in fair value of derivative liabilities | $ 2,757 | $ 200 | $ (650) | $ (2,400)
Harvard |  |  |  |
Collaborative Arrangements And Noncollaborative Arrangement Transactions [Line Items] |  |  |  |
Change in fair value of derivative liabilities | $ 1,200 | $ 100 | $ (1,000) | $ (1,200)

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