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Note 12 - Cash, Cash Equivalents, and Restricted Cash (Tables) | 9 Months Ended
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Oct. 31, 2025
Notes Tables |
Restrictions on Cash and Cash Equivalents [Table Text Block] |
|  | October 31, 2025 |  |  | January 31, 2025 |
Cash and cash equivalents |  | $ | 27,237 |  |  | $ | 15,716 |
Restricted cash |  |  | 1,413 |  |  |  | 1,401 |
Cash, cash equivalents and restricted cash shown in the statement of cash flows |  | $ | 28,650 |  |  | $ | 17,117 |

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