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Income Taxes (Details) $ in Thousands, ¥ in Millions, $ in Millions |  | 1 Months Ended | 12 Months Ended |
--- | --- | --- | --- | ---
Mar. 21, 2018 USD ($) | Mar. 21, 2018 HKD ($) | Oct. 31, 2021 | Mar. 31, 2025 USD ($) | Mar. 31, 2025 CNY (¥) | Mar. 31, 2024 USD ($) | Mar. 31, 2023 USD ($) | Mar. 31, 2022 USD ($)
Income Taxes [Line Items] |  |  |  |  |  |  |  |
Profits tax |  |  |  | $ 38 |  | $ (161) | $ (20) |
Income tax rate |  |  |  | 26.10% | 26.10% | 14.10% | 6.40% |
Tax loss (in Dollars) |  |  |  |  |  | $ 4,270 |  |
Other tax losses carried forward (in Dollars) |  |  |  |  |  | 4,093 |  |
Valuation allowance (in Dollars) |  |  |  | $ 995 |  | $ 792 | $ 469 | $ 494
Nissin PRC [Member] |  |  |  |  |  |  |  |
Income Taxes [Line Items] |  |  |  |  |  |  |  |
Preferential income tax rate |  |  |  | 5.00% | 5.00% |  |  |
Assessable profit (in Yuan Renminbi) | ¥ |  |  |  |  | ¥ 3 |  |  |
Bill 2017 [Member] |  |  |  |  |  |  |  |
Income Taxes [Line Items] |  |  |  |  |  |  |  |
Profits tax | $ 257 | $ 2 |  |  |  |  |  |
Income tax rate | 16.50% | 16.50% |  |  |  |  |  |
Bill 2017 [Member] | Hong Kong |  |  |  |  |  |  |  |
Income Taxes [Line Items] |  |  |  |  |  |  |  |
Income tax rate | 16.50% | 16.50% |  |  |  |  |  |
Hong Kong |  |  |  |  |  |  |  |
Income Taxes [Line Items] |  |  |  |  |  |  |  |
Profit tax percentage |  |  |  | 16.50% | 16.50% | 16.50% | 16.50% |
Net operating losses carryforward (in Dollars) |  |  |  | $ 5,370 |  |  |  |
Hong Kong | Bill 2017 [Member] |  |  |  |  |  |  |  |
Income Taxes [Line Items] |  |  |  |  |  |  |  |
Income tax rate | 8.25% | 8.25% |  |  |  |  |  |
Mainland China |  |  |  |  |  |  |  |
Income Taxes [Line Items] |  |  |  |  |  |  |  |
Profit tax percentage | 25.00% | 25.00% |  |  |  |  |  |
Net operating losses carryforward (in Dollars) |  |  |  | $ 368 |  |  |  |
Kayser Myanmar [Member] |  |  |  |  |  |  |  |
Income Taxes [Line Items] |  |  |  |  |  |  |  |
Income tax rate |  |  | 22.00% | 25.00% | 25.00% |  |  |
Myanmar [Member] |  |  |  |  |  |  |  |
Income Taxes [Line Items] |  |  |  |  |  |  |  |
Net operating losses carryforward (in Dollars) |  |  |  | $ 62 |  |  |  |
Maximum [Member] | Bill 2017 [Member] |  |  |  |  |  |  |  |
Income Taxes [Line Items] |  |  |  |  |  |  |  |
Profits tax |  | $ 2 |  |  |  |  |  |
Income tax rate | 16.50% | 16.50% |  |  |  |  |  |

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