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Commitments and Contingencies Summary of Amounts Reported in the Balance Sheet in Respect of Operating Lease Assets and Corresponding Liabilities (Detail) - USD ($) $ in Thousands | Jun. 30, 2026 | Dec. 31, 2025
--- | --- | ---
Assets: |  |
Operating lease right-of-use assets | $ 4,770 | $ 5,100
Current: |  |
Operating lease liabilities | 735 | 693
Noncurrent: |  |
Operating lease liabilities, net of current portion | 4,561 | 4,943
Total operating lease liabilities | $ 5,296 | $ 5,636

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