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Paragon Option Agreements - Narrative (Details) - Paragon Option Agreements $ in Millions |  |  |  | 6 Months Ended | 12 Months Ended
--- | --- | --- | --- | --- | ---
Sep. 26, 2025 USD ($) | Apr. 28, 2025 USD ($) | Mar. 18, 2025 USD ($) | Sep. 30, 2025 USD ($) employee vote | Dec. 31, 2026 | Dec. 31, 2025
License Agreement Terms |  |  |  |  |  |
Asset Acquisition [Line Items] |  |  |  |  |  |
Number of employees overseeing and coordinating the project | employee |  |  |  | 2 |  |
Paragon Therapeutics |  |  |  |  |  |
Asset Acquisition [Line Items] |  |  |  |  |  |
Accounts payable and other current liabilities |  |  |  | $ 6.3 |  |
Paragon Therapeutics | Forecast |  |  |  |  |  |
Asset Acquisition [Line Items] |  |  |  |  |  |
Percent of outstanding shares |  |  |  |  | 1.00% | 1.00%
Paragon Therapeutics | License Agreement Terms |  |  |  |  |  |
Asset Acquisition [Line Items] |  |  |  |  |  |
Number of employees overseeing and coordinating the project | employee |  |  |  | 2 |  |
Number of votes | vote |  |  |  | 1 |  |
Option agreement termination period, maximum contractual period |  |  |  | 30 days |  |
Expiration period |  |  |  | 30 days |  |
Termination period |  |  |  | 30 days |  |
Paragon Therapeutics | License Agreement Terms | CR-001 |  |  |  |  |  |
Asset Acquisition [Line Items] |  |  |  |  |  |
Non-refundable milestone payments |  |  | $ 22.0 |  |  |
Milestone payment |  | $ 2.5 |  |  |  |
Percent reduction to royalty payment due to invalid patent |  |  |  | 30.00% |  |
Termination period due to breach of contract |  |  |  | 60 days |  |
Sublicense agreement period |  |  |  | 30 days |  |
Paragon Therapeutics | License Agreement Terms | CR-002 |  |  |  |  |  |
Asset Acquisition [Line Items] |  |  |  |  |  |
Non-refundable milestone payments | $ 46.0 |  |  |  |  |
Paragon Therapeutics | License Agreement Terms | CR-003 |  |  |  |  |  |
Asset Acquisition [Line Items] |  |  |  |  |  |
Non-refundable milestone payments |  | $ 46.0 |  |  |  |

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