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Commitments and Contingencies - Additional Information (Detail) $ in Millions | 9 Months Ended | 12 Months Ended |  |
--- | --- | --- | --- | ---
Sep. 30, 2025 | Dec. 31, 2010 USD ($) Program | Jun. 30, 2025 USD ($) | Jun. 30, 2005 USD ($)
Commitments And Contingencies [Line Items] |  |  |  |
Operating leases, term of contract | 1 year |  |  |
Complaint filing date | Mar. 06, 2025 |  |  |
Anawah, Inc [Member] |  |  |  |
Commitments And Contingencies [Line Items] |  |  |  |
Contingent liability | $ |  | $ 3.0 | $ 2.0 | $ 5.0
Date of merger and reorganization | Jun. 30, 2005 |  |  |
Restructuring activities, description | 2010, the Company ceased activities relating to three of the six Anawah product programs |  |  |
Number of development programs ceased |  | 3 |  |
Number of development programs |  | 6 |  |

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