COMMITMENTS AND CONTINGENCIES (Details) lb in Millions, gal in Millions, bu in Millions	3 Months Ended
	Apr. 30, 2017 T lb bu gal	Jan. 31, 2017 bu
COMMITMENTS AND CONTINGENCIES (Details) [Line Items]
Quantity of Bushels under Forward Purchase Contract	10.8	5.3
One Earth Energy And Nu Gen Energy [Member]
COMMITMENTS AND CONTINGENCIES (Details) [Line Items]
Quantity of Bushels under Forward Purchase Contract	14.4
Quantity of Ethanol under Sales Commitment | gal	113.6
Quantity of Distillers Grains Under Sales Commitment | T	53,000
Quantity of Non-food Grade Corn Oil Under Sales Commitments | lb	14.1
Supply Commitment Expected Period Of Delivery	They expect to deliver the ethanol through December 2017 and expect to deliver the distillersgrains and non-food grade corn oil through June 2017.