Summary of Significant Accounting Policies (Details) $ in Thousands |
12 Months Ended | ||
|---|---|---|---|
|
Mar. 31, 2026
USD ($)
|
Mar. 31, 2025
USD ($)
|
Mar. 31, 2024
USD ($)
|
|
| Summary of Significant Accounting Policies [Line Items] | |||
| Interest income on investments | $ 100 | $ 100 | $ 100 |
| Shipping and handling costs | $ 573 | $ 554 | $ 537 |
| Hong Kong, Dollars [Member] | |||
| Summary of Significant Accounting Policies [Line Items] | |||
| Exchange rate | 7.8275 | 7.7904 | 7.7904 |
| Chinese Renminbi, Dollars [Member] | |||
| Summary of Significant Accounting Policies [Line Items] | |||
| Exchange rate | 6.9061 | 7.2429 | 7.1447 |