Note 12 - Agreements - Schedule of Working Capital Agreement Activity (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2026	Sep. 30, 2025	Sep. 30, 2026	Sep. 30, 2025	Dec. 31, 2025
Revenues	$ 88,153	$ 59,190	$ 205,472	$ 154,319
J.D. Heiskell [Member]
Accounts receivable	130		130		$ 27
J.D. Heiskell [Member] \| Ethanol Sales [Member]
Revenues	36,573	31,252	97,732	87,035
J.D. Heiskell [Member] \| Wet Distillers Grains [Member]
Revenues	9,064	7,305	26,464	23,133
J.D. Heiskell [Member] \| Corn Oil Sales [Member]
Revenues	3,283	1,949	6,965	4,900
J.D. Heiskell [Member] \| CDS Sales [Member]
Revenues	31	24	45	39
J.D. Heiskell [Member] \| Corn Purchases [Member]
Corn purchases	$ (33,779)	$ (29,761)	$ (94,748)	$ (91,050)

The aggregate cost of goods produced and sold and services rendered during the reporting period.

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+ Details

- Definition

Amount, including tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value-added and excise.

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