PROPERTY AND EQUIPMENT, NET (Details) (USD $)	12 Months Ended
Jan. 31, 2015	Jan. 31, 2014
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	$ 21,639,639us-gaap_PropertyPlantAndEquipmentGross	$ 23,692,471us-gaap_PropertyPlantAndEquipmentGross
Less accumulated depreciation	(9,983,865)	(11,735,960)
Construction-in-progress	32,264us-gaap_ConstructionInProgressGross	112,596us-gaap_ConstructionInProgressGross
Property, Plant and Equipment, Net	11,688,038us-gaap_PropertyPlantAndEquipmentNet	12,069,107us-gaap_PropertyPlantAndEquipmentNet
Machinery and Equipment [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	8,578,099	10,260,162
Furniture and Fixtures [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	606,595	636,759
Leasehold Improvements [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	1,223,776	1,294,928
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	1,917,154	1,917,154
Land and Building Canada [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	1,945,227	2,201,934
Property, Plant and Equipment, Useful Life	30 years
Land and Building Usa [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	4,060,324	3,952,275
Property, Plant and Equipment, Useful Life	30 years
Land and buildings Mexico [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	2,066,563	2,066,563
Property, Plant and Equipment, Useful Life	30 years
Land and Building Brazil [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	$ 1,241,901	$ 1,362,696
Property, Plant and Equipment, Useful Life	5 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

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

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 360

-SubTopic 10

-Section 50

-Paragraph 1

-Subparagraph (c)

-URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

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-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.14)

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

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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

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 235

-SubTopic 10

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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.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

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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.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

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-URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229

Reference 2: http://www.xbrl.org/2003/role/presentationRef

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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

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