Note 12 - Agreements - Schedule of Working Capital Agreement Activity (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025	Dec. 31, 2025
Revenues	$ 62,700	$ 52,243	$ 117,319	$ 95,129
J.D. Heiskell [Member]
Accounts receivable	142		142		$ 27
J.D. Heiskell [Member] \| Ethanol Sales [Member]
Revenues	34,037	27,724	61,160	55,783
J.D. Heiskell [Member] \| Wet Distillers Grains [Member]
Revenues	9,720	7,828	17,400	15,828
J.D. Heiskell [Member] \| Corn Oil Sales [Member]
Revenues	2,426	1,497	3,683	2,951
J.D. Heiskell [Member] \| CDS Sales [Member]
Revenues	10	6	15	15
J.D. Heiskell [Member] \| Corn Purchases [Member]
Corn purchases	$ (32,650)	$ (29,935)	$ (60,969)	$ (61,289)

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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