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Income Taxes - Reconciliation of the Financial Statement Recognition and Measurement of Uncertain Tax Positions During the Current Fiscal Year (Detail) | 12 Months Ended
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Mar. 31, 2025 USD ($)
Income Tax Disclosure [Abstract] |
Balance as of March 31, 2024 | $ 145,000
Additions based on tax positions related to the current year | 0
Additions for tax positions of prior years | 65,000
Reductions for tax positions related to the current year | 0
Reductions for tax positions of prior years | (47,000)
Balance as of March 31, 2025 | $ 163,000

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