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Note 7 - Balance Sheet - Schedule of Inventories (Details) - USD ($) $ in Thousands | Oct. 31, 2023 | Jan. 31, 2023
--- | --- | ---
Raw materials | $ 7,828 | $ 6,798
Finished goods | 3,075 | 2,744
Work in progress | 3,618 | 2,699
Cost of inventories | 14,521 | 12,241
Less allowance for obsolescence | (1,258) | (1,215)
Total inventories, net | $ 13,263 | $ 11,026

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