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FAIR VALUE (Details) - Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis - USD ($)
$ in Thousands
Jan. 31, 2017
Jan. 31, 2016
FAIR VALUE (Details) - Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]    
Commodity futures [1] $ 45  
Forward purchase contracts asset [2] 163  
Investment in cooperative (1) [3] 333 $ 333
Total assets 541  
Forward purchase contracts liability (2) [4] 136 312
Fair Value, Inputs, Level 1 [Member]    
FAIR VALUE (Details) - Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]    
Commodity futures [1]  
Forward purchase contracts asset [2]  
Investment in cooperative (1) [3]
Forward purchase contracts liability (2) [4]
Fair Value, Inputs, Level 2 [Member]    
FAIR VALUE (Details) - Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]    
Commodity futures [1] 45  
Forward purchase contracts asset [2] 163  
Investment in cooperative (1) [3]
Total assets 208  
Forward purchase contracts liability (2) [4] 136 312
Fair Value, Inputs, Level 3 [Member]    
FAIR VALUE (Details) - Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]    
Commodity futures [1]  
Forward purchase contracts asset [2]  
Investment in cooperative (1) [3] 333 333
Total assets 333  
Forward purchase contracts liability (2) [4]
[1] The commodity futures asset is included in "Prepaid expenses and other" on the accompanying Consolidated Balance Sheets.
[2] The forward purchase contract asset is included in "Prepaid expenses and other" on the accompanying Consolidated Balance Sheets.
[3] The investment in cooperative is included in "Other assets" on the accompanying Consolidated Balance Sheets.
[4] The forward purchase contract liability is included in "Accrued expenses and other current liabilities" on the accompanying Consolidated Balance Sheets.