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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables)
6 Months Ended
Jul. 31, 2018
Accounting Policies [Abstract]  
Schedule of Inventory, Current [Table Text Block] The components of inventory are as follows as of the dates presented (amounts in thousands):

   July 31,
2018
   January 31,
2018
 
Ethanol and other finished goods  $8,193   $8,402 
Work in process   2,975    2,824 
Grain and other raw materials   14,003    9,529 
Total  $25,171   $20,755