Note 7 - Balance Sheet - Schedule of Inventories (Details) - USD ($) $ in Thousands	Apr. 30, 2024	Jan. 31, 2024
Raw materials	$ 9,949	$ 8,730
Finished goods	2,657	2,463
Work in progress	5,089	3,709
Cost of inventories	17,695	14,902
Less allowance for obsolescence	(1,534)	(1,531)
Total inventories, net	$ 16,161	$ 13,371

Amount before valuation and LIFO reserves of completed merchandise or goods expected to be sold within one year or operating cycle, if longer.

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