Note 7 - Inventories - Inventories From Continuing Operations (Details) - USD ($) $ in Thousands	Jan. 31, 2023	Jan. 31, 2022
Raw materials	$ 8,480	$ 8,511
Finished goods	4,156	3,806
Work in progress	4,422	3,567
Cost of inventories	17,058	15,884
Less allowance for obsolescence	(1,740)	(1,878)
Net inventories	$ 15,318	$ 14,006

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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Gross amount, as of the balance sheet date, of merchandise, goods, commodities, or supplies held for future sale or to be used in manufacturing, servicing or production process.

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Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer.

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Amount before valuation and LIFO reserves of raw materials expected to be sold, or consumed within one year or operating cycle, if longer.

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Amount of valuation reserve for inventory.

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

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