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Accounting Policies - Schedule of Components of Inventory (Details) - USD ($) $ in Thousands	Oct. 31, 2025	Jan. 31, 2025
Schedule Of Components Of Inventory Abstract
Ethanol and other finished goods	$ 4,162	$ 4,923
Work in process	4,671	5,185
Corn and other raw materials	18,842	21,568
Total	$ 27,675	$ 31,676

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Amount before valuation and LIFO reserves of completed merchandise or goods expected to be sold within one year or operating cycle, if longer.

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Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer.

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Gross amount of unprocessed materials to be used in manufacturing or production process and supplies that will be consumed.

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Amount before valuation and LIFO reserves of merchandise or goods in the production process expected to be completed within one year or operating cycle, if longer.

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