PROPERTY AND EQUIPMENT NET (Details) - USD ($) $ in Thousands	12 Months Ended
	Jan. 31, 2023	Jan. 31, 2022
Property, plant and equipment, gross	$ 22,546	$ 22,054
Construction-in-progress	1,001	32
Less accumulated depreciation and amortization	(14,406)	(13,372)
Property, plant and equipment, net	9,140	8,714
Land and Building
Property, plant and equipment, gross	9,508	9,183
Machinery and Equipment
Property, plant and equipment, gross	5,436	4,826
Furniture and Fixtures
Property, plant and equipment, gross	492	1,067
Leasehold Improvements
Property, plant and equipment, gross	$ 2,094	2,237
Property, plant and equipment, useful life	Lease term
Computer Hardware and Software
Property, plant and equipment, gross	$ 5,015	$ 4,741
Property, plant and equipment, useful life	3 years
Maximum | Land and Building
Property, plant and equipment, useful life	30 years
Maximum | Machinery and Equipment
Property, plant and equipment, useful life	10 years
Maximum | Furniture and Fixtures
Property, plant and equipment, useful life	10 years
Minimum | Land and Building
Property, plant and equipment, useful life	20 years
Minimum | Machinery and Equipment
Property, plant and equipment, useful life	3 years
Minimum | Furniture and Fixtures
Property, plant and equipment, useful life	3 years