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Note 1 - Nature of Activities and Summary of Significant Accounting Policies - Schedule of America By Product Category (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
India Biodiesel [Member]
Sales	$ 28,111	$ 696
California [Member]
Sales	228,194	211,251
Ethanol Sales [Member] | California [Member]
Sales	165,876	162,428
Biodiesel Sales [Member] | India Biodiesel [Member]
Sales	27,041	465
Wet Distiller's Grains Sales [Member] | California [Member]
Sales	50,930	41,476
Other Sales [Member] | India Biodiesel [Member]
Sales	1,070	231
Other Sales [Member] | California [Member]
Sales	$ 11,388	$ 7,347

X

- Definition

Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

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