Debt - Ethanol Production Segment, Partnership Segment, Covenant Compliance, and Restricted Net Assets Narrative (Details)	3 Months Ended
Mar. 31, 2025 USD ($) $ / gal	Feb. 09, 2021 USD ($)
Debt Instrument [Line Items]
Amount of restricted net assets	$ 22,300,000
$125.0 Million Junior Secured Mezzanine Notes Due 2026 \| Green Plains SPE LLC
Debt Instrument [Line Items]
Face amount	$ 125,000,000.0	$ 125,000,000.0
Interest rate, stated percentage	11.75%
Debt instrument, term	42 months
$125.0 Million Junior Secured Mezzanine Notes Due 2026 \| Green Plains SPE LLC \| Elect To Pay In Cash
Debt Instrument [Line Items]
Interest rate, basis spread on variable rate, percentage	6.00%
$125.0 Million Junior Secured Mezzanine Notes Due 2026 \| Green Plains SPE LLC \| Paid In Kind
Debt Instrument [Line Items]
Interest rate, basis spread on variable rate, percentage	6.75%
$75.0 Million Loan Agreement \| Green Plains Wood River and Green Plains Shenandoah
Debt Instrument [Line Items]
Face amount	$ 75,000,000.0
Interest rate, stated percentage	5.02%
Annual principal payments	$ 1,500,000
Minimum loan to value ratio, percent	50.00%
Fixed charge coverage ratio	1.25
Debt service reserve term of future payments	6 months
Minimum working capital required for compliance, per gallon (in dollars per gallon) \| $ / gal	0.10
Minimum working capital required for compliance	$ 90,300,000
Interest rate of delayed draw loan	6.52%
$75.0 Million Loan Agreement \| Green Plains Wood River and Green Plains Shenandoah \| Minimum
Debt Instrument [Line Items]
Unused capacity fee, percentage	0.00%
$75.0 Million Loan Agreement \| Green Plains Wood River and Green Plains Shenandoah \| Maximum
Debt Instrument [Line Items]
Unused capacity fee, percentage	1.50%

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