Note 12 - Leases - Lease Cost (Details) (Parentheticals) |
Jun. 30, 2026 |
Mar. 31, 2026 |
|---|---|---|
| Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration] | Property, Plant, and Equipment, after Accumulated Depreciation, Depletion, and Amortization | Property, Plant, and Equipment, after Accumulated Depreciation, Depletion, and Amortization |
| Operating Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration] | Accounts Payable and Accrued Liabilities, Current | Accounts Payable and Accrued Liabilities, Current |