Note 9 - Retirement Plans - Cash Flows (Details) $ in Thousands |
12 Months Ended |
|---|---|
|
Jan. 31, 2020
USD ($)
| |
| Expected employer contributions for the fiscal year ending January 31, 2021 | |
| Expected employee contributions for the fiscal year ending January 31, 2021 | |
| 2021 | 325 |
| 2022 | 332 |
| 2023 | 332 |
| 2024 | 327 |
| 2025 | 328 |
| 2026 - 2030 | $ 1,643 |