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Agreements (Details Narrative) - USD ($)
3 Months Ended 6 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Jun. 30, 2021
Jun. 30, 2020
Ethanol sales $ 0 $ 1,666,000 $ 0 $ 26,049,000
J.D. Heiskell [Member]        
Marketing costs 700,000 500,000 1,400,000 1,100,000
Ethanol sales $ 0 $ 1,700,000 $ 0 $ 26,000,000.0