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License Agreements - Narrative (Details) |  |  | 3 Months Ended | 6 Months Ended
--- | --- | --- | --- | ---
Dec. 20, 2024 USD ($) | Dec. 19, 2024 USD ($) d | Jun. 30, 2026 USD ($) | Jun. 30, 2025 USD ($) | Jun. 30, 2026 USD ($) | Jun. 30, 2025 USD ($)
Capitalized Contract Cost [Line Items] |  |  |  |  |  |
Royalties on net product sales |  |  | $ 0 | $ 0 | $ 0 | $ 500,000
BMS License Agreement |  |  |  |  |  |
Capitalized Contract Cost [Line Items] |  |  |  |  |  |
Payments related to milestone |  |  | $ 0 | $ 0 | $ 0 | $ 0
WuXi Biologics License Agreement |  |  |  |  |  |
Capitalized Contract Cost [Line Items] |  |  |  |  |  |
Non-refundable partial upfront payment | $ 6,000,000 |  |  |  |  |
Additional non-refundable upfront payment |  | $ 38,000,000 |  |  |  |
Number of days due with in effective date of license agreement | d |  | 120 |  |  |  |
Aggregate payment of achievement of certain development milestone |  | $ 265,000,000 |  |  |  |
Aggregate payment of achievement of certain commercial milestone |  | $ 540,000,000 |  |  |  |
License agreement term |  | 10 years |  |  |  |

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