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DERIVATIVE FINANCIAL INSTRUMENTS (Details) - Schedule of Fair Values for Derivative Financial Instruments - USD ($) $ in Thousands | Jan. 31, 2018 | Jan. 31, 2017
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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] | 87 |
Forward Contracts [Member] |  |  |
DERIVATIVE FINANCIAL INSTRUMENTS (Details) - Schedule of Fair Values for Derivative Financial Instruments [Line Items] |  |  |
Asset Derivatives, Fair Value | [2] | 72 | 163
Liability Derivatives, Fair Value | [2] | $ 34 | $ 136
[1] | Commodity futures liabilities are included in accrued expenses and other current liabilities. Commodity futures assets are included in prepaid expense and other. These contracts are short/sell positions for approximately 2.5 million bushels of corn and approximately 2.8 million gallons of ethanol and long/buy positions for approximately 2.8 million gallons of ethanol at January 31, 2018. These contracts are short/sell positions for approximately 0.7 million bushels of corn at January 31, 2017.
[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 11.7 million bushels of corn at January 31, 2018 and 5.3 million bushels of corn at January 31, 2017.

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