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Accounting Policies (Tables)
3 Months Ended
Apr. 30, 2023
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):

 

   April 30,
2023
   January 31,
2023
 
           
Ethanol and other finished goods    $4,519     $12,695 
Work in process     8,551      10,194 
Corn and other raw materials     28,229      25,855 
Total      $41,299         $48,744