FAIR VALUE (Details) - Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis - USD ($) $ in Thousands		Jan. 31, 2018		Jan. 31, 2017
FAIR VALUE (Details) - Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]
Forward purchase contracts asset (4)	[1]	$ 72		$ 163
Investment in cooperative (1)	[2]	333		333
Total assets		405		541
Commodity futures (5)		87	[3]	45	[4]
Forward purchase contracts liability (2)	[5]	34		136
Total liabilities		121		100
Fair Value, Inputs, Level 1 [Member]
FAIR VALUE (Details) - Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]
Forward purchase contracts asset (4)	[1]
Investment in cooperative (1)	[2]
Commodity futures (5)			[3]		[4]
Forward purchase contracts liability (2)	[5]
Fair Value, Inputs, Level 2 [Member]
FAIR VALUE (Details) - Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]
Forward purchase contracts asset (4)	[1]	72		163
Investment in cooperative (1)	[2]
Total assets		72		208
Commodity futures (5)		87	[3]	45	[4]
Forward purchase contracts liability (2)	[5]	34		136
Total liabilities		121
Fair Value, Inputs, Level 3 [Member]
FAIR VALUE (Details) - Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]
Forward purchase contracts asset (4)	[1]
Investment in cooperative (1)	[2]	333		333
Total assets		333		333
Commodity futures (5)			[3]		[4]
Forward purchase contracts liability (2)	[5]

[1] The forward purchase contract asset is included in "Prepaid expenses and other" on the accompanying Consolidated Balance Sheets.

[2] The investment in cooperative is included in "Other assets" on the accompanying Consolidated Balance Sheets.

[3] The commodity futures liability is included in "Accrued expenses and other current liabilities" on the accompanying Consolidated Balance Sheets.

[4] The commodity futures asset is included in "Prepaid expenses and other" on the accompanying Consolidated Balance Sheets.

[5] The forward purchase contract liability is included in "Accrued expenses and other current liabilities" on the accompanying Consolidated Balance Sheets.