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Income Taxes - Schedule of Cash Payments for Tax Liabilities (Details) - USD ($) $ in Thousands | 12 Months Ended
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Mar. 31, 2026 | Mar. 31, 2025 | Mar. 31, 2024
Income Tax Paid, by Individual Jurisdiction [Line Items] |  |  |
Income before income tax | $ 339 | $ 156 | $ 227
PRC [Member] |  |  |
Income Tax Paid, by Individual Jurisdiction [Line Items] |  |  |
Income before income tax | 203 | 18 | 38
Other foreign jurisdictions [Member] |  |  |
Income Tax Paid, by Individual Jurisdiction [Line Items] |  |  |
Income before income tax | $ 136 | $ 138 | $ 189

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