Fair Value Measurements - Additional Information (Detail) - USD ($) |
9 Months Ended | |||
|---|---|---|---|---|
Sep. 30, 2026 |
Sep. 30, 2025 |
Dec. 31, 2025 |
Oct. 29, 2025 |
|
| Fair Value Disclosures [Abstract] | ||||
| Fair value, assets, transfers into level 3, amount | $ 0 | $ 0 | ||
| Fair value, assets, transfers out of level 3, amount | 0 | 0 | ||
| Change of control for payment | $ 4,000,000 | |||
| Decrease in fair value of derivative liability | 169,000 | |||
| Estimated fair value of put option derivative liability | 193,000 | $ 362,000 | ||
| Increase (decrease) in carrying value of IPR&D due to foreign currency translation | $ (400,000) | $ 1,300,000 | ||
| X | ||||||||||
- Definition Change of control for payment. No definition available.
|
| X | ||||||||||
- Definition Estimated fair value of put option derivative liability. No definition available.
|
| X | ||||||||||
- Definition Increase decrease in process research and development due to foreign currency translation. No definition available.
|
| X | ||||||||||
- References No definition available.
|
| X | ||||||||||
- Definition Amount of transfer of financial instrument classified as an asset into level 3 of the fair value hierarchy. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount of transfers of financial instrument classified as an asset out of level 3 of the fair value hierarchy. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount of addition (reduction) to the amount at which a liability could be incurred (settled) in a current transaction between willing parties. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|