License Agreements - Broad License Agreement - Change in Fair Value of Success Payment Liability (Details) - USD ($) $ in Thousands |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2025 |
Jun. 30, 2024 |
Jun. 30, 2025 |
Jun. 30, 2024 |
|
| Collaborative Arrangements And Noncollaborative Arrangement Transactions [Line Items] | ||||
| Change in fair value of derivative liabilities | $ (1,147) | $ (5,500) | $ (3,407) | $ (2,600) |
| Broad Institute | ||||
| Collaborative Arrangements And Noncollaborative Arrangement Transactions [Line Items] | ||||
| Change in fair value of derivative liabilities | $ (700) | $ (2,700) | $ (2,300) | $ (1,300) |