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Income Taxes - Additional Information (Detail) - USD ($) | 12 Months Ended
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Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Income Tax Contingency [Line Items] |  |  |
Unrecognized tax benefits that if recognized would affect the effective tax rate | $ 0 | $ 0 | $ 0
Unrecognized tax benefits, income tax penalties and interest expense | $ 0 | $ 0 | $ 0
Taiwan | Undistributed Foreign Earnings |  |  |
Income Tax Contingency [Line Items] |  |  |
Tax loss carryforward period | 10 years |  |

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