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Note 6 - Balance Sheet - Continuing Operations - Schedule of Inventories (Details) - USD ($) $ in Thousands | Oct. 31, 2022 | Jan. 31, 2022
--- | --- | ---
Raw materials | $ 9,810 | $ 8,511
Finished goods | 4,510 | 3,806
Work in progress | 4,437 | 3,567
Cost of inventories | 18,757 | 15,884
Less allowance for obsolescence | (1,920) | (1,878)
Total inventories, net | $ 16,837 | $ 14,006

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