PROPERTY AND EQUIPMENT NET (Details) - USD ($) $ in Thousands	12 Months Ended
Jan. 31, 2022	Jan. 31, 2021
Property, plant and equipment, gross	$ 22,054	$ 21,730
Construction-in-progress	32	96
Less accumulated depreciation and amortization	(13,372)	(12,007)
Property, plant and equipment, net	8,714	9,819
Machinery and Equipment
Property, plant and equipment, gross	$ 4,826	5,095
Machinery and Equipment \| Minimum
Property, plant and equipment, useful life	3 years
Machinery and Equipment \| Maximum
Property, plant and equipment, useful life	10 years
Furniture and Fixtures
Property, plant and equipment, gross	$ 1,067	1,065
Furniture and Fixtures \| Minimum
Property, plant and equipment, useful life	3 years
Furniture and Fixtures \| Maximum
Property, plant and equipment, useful life	10 years
Leasehold Improvements
Property, plant and equipment, gross	$ 2,237	1,735
Property, plant and equipment, useful life	Lease term
Computer Hardware and Software
Property, plant and equipment, gross	$ 4,741	4,652
Property, plant and equipment, useful life	3 years
Land and Building
Property, plant and equipment, gross	$ 9,183	$ 9,183
Land and Building \| Minimum
Property, plant and equipment, useful life	20 years
Land and Building \| Maximum
Property, plant and equipment, useful life	30 years

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

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Amount of structure or a modification to a structure under construction. Includes recently completed structures or modifications to structures that have not been placed into service.

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Describes the periods of time over which an entity anticipates to receive utility from its property, plant and equipment (that is, the periods of time over which an entity allocates the initial cost of its property, plant and equipment).

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

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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.

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Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

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