PROPERTY AND EQUIPMENT (Details) - Schedule of Property and Equipment - USD ($) $ in Thousands	Jul. 31, 2018	Jan. 31, 2018
Schedule of Property and Equipment [Abstract]
Land and improvements	$ 21,095	$ 21,074
Buildings and improvements	23,598	23,272
Machinery, equipment and fixtures	293,509	288,832
Construction in progress	2,589	3,155
	340,791	336,333
Less: accumulated depreciation	(149,968)	(138,506)
Total	$ 190,823	$ 197,827

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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.

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- Definition

Amount before accumulated depreciation of building structures held for productive use including addition, improvement, or renovation to the structure, including, but not limited to, interior masonry, interior flooring, electrical, and plumbing.

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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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Amount before accumulated depletion of real estate held for productive use, excluding land held for sale.

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- Definition

Amount before accumulated depreciation of tangible personal property used to produce goods and services, including, but is not limited to, tools, dies and molds, computer and office equipment.

+ References

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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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Period end amount of construction work in progress in public utility.

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