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Note 2 - Significant Accounting Policies - Accumulated Other Comprehensive Loss (Details) - USD ($) $ in Thousands | Jan. 31, 2022 | Jan. 31, 2021 | Jan. 31, 2020
--- | --- | --- | ---
Accumulated other comprehensive loss, excluding tax effect | $ (3,309) | $ (3,492) |
Total accumulated other comprehensive loss | 54,457 | 49,313 | $ 55,629
Accumulated Foreign Currency Adjustment Attributable to Parent [Member] |  |  |
Accumulated other comprehensive loss, excluding tax effect | (1,947) | (1,590) |
Tax effect of equity adjustment foreign currency | 91 | 91 |
Accumulated Defined Benefit Plans Adjustment Attributable to Parent [Member] |  |  |
Accumulated other comprehensive loss, excluding tax effect | (1,362) | (1,902) |
Tax effect of equity adjustment foreign currency | 114 | 114 |
AOCI Attributable to Parent [Member] |  |  |
Total accumulated other comprehensive loss | $ (3,104) | $ (3,287) | $ (3,760)

X
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