v3.26.1
Commitments and Contingencies (Details)
lb in Millions, gal in Millions, bu in Millions, MMBTU in Millions
 3 Months Ended
Apr. 30, 2026
USD ($)
MMBTU
T
lb
bu
gal
Apr. 30, 2025
USD ($)
Commitments and Contingencies [Abstract]    
Liabilities related to probable and reasonable estimable loss $ 0  
Operating lease cost $ 18,028,000  
One Earth Energy And Nu Gen Energy [Member]    
Commitments and Contingencies [Abstract]    
Forward purchase contracts, quantity (in US Bushels) | bu 23.7  
Quantity of natural gas under sales commitment (in Millions of British Thermal Units) | MMBTU 1.5  
Quantity of ethanol under sales commitment (in US Gallons) | gal 63.5  
Quantity of distillers grains under sales commitment (in US Tons) | T 120,700  
Quantity of non-food grade corn oil under sales commitments (in Pounds) | lb 20.4  
One Earth Energy [Member]    
Commitments and Contingencies [Abstract]    
Operating lease cost $ 88,000 $ 88,000
Remaining future payment $ 12,500,000  
Renewal Member | One Earth Energy [Member]    
Commitments and Contingencies [Abstract]    
Lease expiration period 15 years  
Installment amount $ 29,250