Note 6 - Balance Sheet - Schedule of Property, Plant and Equipment (Details) - USD ($) $ in Thousands	Apr. 30, 2023	Jan. 31, 2023
Property and equipment, gross	$ 15,146	$ 15,134
Accumulated depreciation and amortization	(11,359)	(11,189)
Total property and equipment, net	3,787	3,945
Furniture and Fixtures [Member]
Property and equipment, gross	10,021	9,896
Vehicles [Member]
Property and equipment, gross	358	358
Land and Building [Member]
Property and equipment, gross	$ 4,767	$ 4,880

Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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Reference 2: http://www.xbrl.org/2003/role/exampleRef
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Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 944
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