Note 11 - Leases (Details Textual) - USD ($) $ in Millions |
3 Months Ended | ||
|---|---|---|---|
Apr. 30, 2026 |
Apr. 30, 2025 |
Jan. 31, 2026 |
|
| Operating Lease, Expense | $ 1.5 | $ 0.9 | |
| Finance 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 | |
| Finance Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration] | Long-term Debt, Current Maturities, Excluding North American Revolving Line | Long-term Debt, Current Maturities, Excluding North American Revolving Line | |
| Finance Lease, Liability, Noncurrent, Statement of Financial Position [Extensible Enumeration] | Long-Term Debt, Excluding Current Maturities | Long-Term Debt, Excluding Current Maturities | |
| Minimum [Member] | |||
| Lessee, Operating Lease, Term of Contract (Year) | 2 years | ||
| Lessee, Finance Lease, Term of Contract (Year) | 4 years | ||
| Maximum [Member] | |||
| Lessee, Operating Lease, Term of Contract (Year) | 30 years | ||
| Lessee, Finance Lease, Term of Contract (Year) | 5 years | ||