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v3.26.1

Note 1 - Summary of Significant Accounting Policies (Tables) | 12 Months Ended
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Mar. 31, 2026
Notes Tables |
Schedule of Cash and Cash Equivalents [Table Text Block] |
|  | As of: |
|  | March 31, |  |  | March 31, |
|  | 2026 |  |  | 2025 |
Cash and cash equivalents |  | $ | 49,919 |  |  | $ | 42,685 |
Restricted cash |  |  | - |  |  |  | 7,705 |
Total cash, cash equivalents and restricted cash |  | $ | 49,919 |  |  | $ | 50,390 |
Property, Plant and Equipment, Useful Life [Table Text Block] |
| Years
Buildings and improvements |  | 30 |
Land improvements | 10 | - | 20
Machinery and equipment | 5 | - | 15
Office equipment and furniture | 3 | - | 5
Vehicles | 3 | - | 5
Computer software | 3 | - | 5

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