Uncertainties and Certain Significant Accounting Estimates (Details)	1 Months Ended
Mar. 31, 2020 USD ($) plant	Dec. 31, 2019 USD ($)
Uncertainties and Certain Significant Accounting Estimates (Textual)
Number of ethanol plants temporarily idled \| plant	8
Number of ethanol plants with temporarily reduced production \| plant	6
Number of ethanol plants evaluated for potential impairment \| plant	6
Goodwill \| $	$ 260,000,000
Amount of goodwill impaired \| $	0
LCM inventory valuation reserve \| $	$ 2,548,000,000	$ 0

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Amount of valuation reserve for inventory.

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Asset Impairment, Number Of Ethanol Plants Evaluated For Potential Impairment

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Risks And Uncertainties, Textual [Abstract]

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