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Commitments and Contingencies (Details) lb in Millions, gal in Millions, bu in Millions, MMBTU in Millions		3 Months Ended		9 Months Ended
	Feb. 01, 2019	Oct. 31, 2025 USD ($) MMBTU t lb bu gal	Oct. 31, 2024 USD ($)	Oct. 31, 2025 USD ($) MMBTU t lb bu gal	Oct. 31, 2024 USD ($)
One Earth Energy And Nu Gen Energy [Member]
Commitments and Contingencies (Details) [Line Items]
Quantity Of Bushels Under Forward Purchase Contract (in US Bushels) \| bu		14.3		14.3
Quantity Of Natural Gas Under Sales Commitment (in Millions of British Thermal Units) \| MMBTU		1.7		1.7
Quantity of Ethanol under Sales Commitment (in US Gallons) \| gal		81.7		81.7
Quantity of Distillers Grains Under Sales Commitment (in Metric Tons) \| t		97,800		97,800
Quantity of Non-food Grade Corn Oil Under Sales Commitments (in Pounds) \| lb		11.0		11.0
One Earth Energy [Member]
Commitments and Contingencies (Details) [Line Items]
Derivative, Term of Contract	15 years
Long-Term Purchase Commitment, Amount		$ 88,000	$ 88,000	$ 263,000	$ 263,000
Lessee, Operating Lease, Liability, to be Paid		$ 17,400,000		$ 17,400,000
Monthly [Member] \| One Earth Energy [Member]
Commitments and Contingencies (Details) [Line Items]
Long-Term Purchase Commitment, Specified Form of Payment	$29,250