PROPERTY AND EQUIPMENT, NET (Details) - USD ($) $ in Thousands	12 Months Ended
	Jan. 31, 2017	Jan. 31, 2016
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	$ 17,070	$ 18,102
Less accumulated depreciation and amortization	(8,805)	(8,850)
Assets held for sale	901	1,101
Construction-in-progress	262	16
Property, Plant and Equipment, Net	8,527	9,268
Machinery and Equipment [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	6,442	7,535
Furniture and Fixtures [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	306	522
Leasehold Improvements [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	$ 1,207	1,084
Property, Plant and Equipment, Estimated Useful Lives	Lease term
Land and Building China [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	$ 1,764	1,764
Land and Building Canada [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	$ 1,864	1,745
Property, Plant and Equipment, Useful Life	30 years
Land and Building Usa [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	$ 3,417	3,382
Property, Plant and Equipment, Useful Life	30 years
Land and buildings Mexico [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	$ 2,070	$ 2,070
Property, Plant and Equipment, Useful Life	30 years
Minimum [Member] | Machinery and Equipment [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Useful Life	3 years
Minimum [Member] | Furniture and Fixtures [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Useful Life	3 years
Minimum [Member] | Land and Building China [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Useful Life	20 years
Maximum [Member] | Machinery and Equipment [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Useful Life	10 years
Maximum [Member] | Furniture and Fixtures [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Useful Life	10 years
Maximum [Member] | Land and Building China [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Useful Life	30 years