Note 10 - Leases - Lease Costs (Details) - USD ($) $ in Thousands |
3 Months Ended | |||
|---|---|---|---|---|
Apr. 30, 2022 |
Apr. 30, 2021 |
|||
| Amortization of ROU assets | $ 64 | $ 54 | ||
| Interest on lease liabilities | 10 | 13 | ||
| Operating lease costs | (107) | (648) | ||
| Operating lease costs | 107 | 648 | ||
| Short-term lease costs (1) | [1] | 66 | 93 | |
| Sub-lease income | (20) | (20) | ||
| Total Lease costs | $ 13 | $ 788 | ||
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