PROPERTY AND EQUIPMENT, NET (Details) - USD ($) $ in Thousands	12 Months Ended
Jan. 31, 2019	Jan. 31, 2018
Property, plant and equipment, gross	$ 19,915	$ 16,937
Less accumulated depreciation and amortization	(9,134)	(8,907)
Assets held for sale	0	150
Construction-in-progress	0	759
Property, plant and equipment, net	10,781	8,939
Machinery and Equipment [Member]
Property, plant and equipment, gross	$ 5,070	3,932
Machinery and Equipment [Member] \| Minimum [Member]
Property, plant and equipment, useful life	3 years
Machinery and Equipment [Member] \| Maximum [Member]
Property, plant and equipment, useful life	10 years
Furniture and Fixtures [Member]
Property, plant and equipment, gross	$ 316	328
Furniture and Fixtures [Member] \| Minimum [Member]
Property, plant and equipment, useful life	3 years
Furniture and Fixtures [Member] \| Maximum [Member]
Property, plant and equipment, useful life	10 years
Leasehold Improvements [Member]
Property, plant and equipment, gross	$ 1,496	1,217
Property, plant and equipment, useful life	Lease term
Computer equipment [Member]
Property, plant and equipment, gross	$ 2,669	2,184
Property, plant and equipment, useful life	3 years
Software costs [Member]
Property, plant and equipment, gross	$ 1,187	0
Property, plant and equipment, useful life	3 years
Land and Building China [Member]
Property, plant and equipment, gross	$ 1,764	1,764
Land and Building China [Member] \| Minimum [Member]
Property, plant and equipment, useful life	20 years
Land and Building China [Member] \| Maximum [Member]
Property, plant and equipment, useful life	30 years
Land and Building Canada [Member]
Property, plant and equipment, gross	$ 1,856	1,982
Property, plant and equipment, useful life	30 years
Land and Building Usa [Member]
Property, plant and equipment, gross	$ 3,487	3,460
Property, plant and equipment, useful life	30 years
Land and buildings Mexico [Member]
Property, plant and equipment, gross	$ 2,070	$ 2,070
Property, plant and equipment, useful life	30 years

Amount of property, plant and equipment including assets held for sale.

No definition available.

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- Definition

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

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 10
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- Definition

Amount of assets held-for-sale that are not part of a disposal group.

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- Definition

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.

+ References

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- Definition

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).

+ References

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- Definition

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.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition

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.

+ References

No definition available.

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