DERIVATIVE FINANCIAL INSTRUMENTS (Details) - Schedule of Fair Values for Derivative Financial Instruments - USD ($) $ in Thousands		Apr. 30, 2017	Jan. 31, 2017
DERIVATIVE FINANCIAL INSTRUMENTS (Details) - Schedule of Fair Values for Derivative Financial Instruments [Line Items]
Asset Derivatives, Fair Value		$ 66	$ 208
Liability Derivatives, Fair Value		413	136
Commodity Contract [Member]
DERIVATIVE FINANCIAL INSTRUMENTS (Details) - Schedule of Fair Values for Derivative Financial Instruments [Line Items]
Asset Derivatives, Fair Value	[1]	66	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]	$ 413	$ 136

[1] Commodity futures are included in prepaid expenses and other current assets. These contracts are short/sell positions for approximately 0.9 million and 0.7 million bushels of corn at April 30, 2017 and January 31, 2017, respectively.

[2] Forward purchase contracts assets are included in prepaid expenses and other current assets while forward purchase contracts liabilities are included in accrued expenses and other current liabilities. These contracts are for purchases of approximately 10.8 million and 5.3 million bushels of corn at April 30, 2017 and January 31, 2017, respectively.