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DERIVATIVE FINANCIAL INSTRUMENTS (Details) - Schedule of Fair Values for Derivative Financial Instruments - USD ($) $ in Thousands | Jan. 31, 2017 | Jan. 31, 2016
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Commodity Contract [Member] |  |  |
DERIVATIVE FINANCIAL INSTRUMENTS (Details) - Schedule of Fair Values for Derivative Financial Instruments [Line Items] |  |  |
Asset Derivatives, Fair Value | [1] | $ 45 |
Liability Derivatives, Fair Value | [1] |  |
Forward Contracts [Member] |  |  |
DERIVATIVE FINANCIAL INSTRUMENTS (Details) - Schedule of Fair Values for Derivative Financial Instruments [Line Items] |  |  |
Asset Derivatives, Fair Value | [2] | 163 |
Liability Derivatives, Fair Value | [2] | $ 136 | $ 312
[1] | Commodity futures are included in prepaid expense and other. These contracts are short/sell positions for approximately 0.7 million bushels of corn.
[2] | Forward purchase contracts assets are included in prepaid expenses and other while forward purchase contracts liabilities are included in accrued expenses and other current liabilities. These contracts are for purchases of approximately 5.3 million bushels of corn at January 31, 2017 and 0.7 million bushels of corn at January 31, 2016.

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