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Note 7 - Revenue and Accounts Receivable - Schedule Of America By Product Category (Details) - India Biodiesel [Member] - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Revenues	$ 2,695	$ 32,753
Renewable Energy, Biodiesel [Member]
Revenues	0	30,992
Product and Service, Other [Member]
Revenues	$ 2,695	$ 1,761

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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