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Equity Method Investments (Narrative) (Details) - Green Plains Cattle Company LLC [Member] - item |  | 9 Months Ended
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Sep. 01, 2019 | Sep. 30, 2020
Schedule of Equity Method Investments [Line Items] |  |
Disposal Groups Including Discontinued Operations, Percent Sold | 50.00% |
Number of cattle capacity to support |  | 355,000
Number of bushels of grain storage capacity |  | 11,700,000

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- Definition Number Of Cattle Capacity To Support + References No definition available. + Details
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- Details
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