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Debt - Ethanol Production Segment, Partnership Segment, Covenant Compliance, and Restricted Net Assets Narrative (Details)
3 Months Ended
Jul. 20, 2021
USD ($)
Mar. 31, 2024
USD ($)
$ / gal
Feb. 09, 2021
USD ($)
Debt Instrument [Line Items]      
Amount of restricted net assets   $ 131,400,000  
$125.0 Million Junior Secured Mezzanine Notes Due 2026 | Green Plains SPE LLC      
Debt Instrument [Line Items]      
Face amount   $ 125,000,000 $ 125,000,000
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  
Interest rate, stated percentage   5.02%  
Interest rate premium   1.50%  
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   5.02%  
$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%  
$60.0 Million Term Loan | Partnership Segment      
Debt Instrument [Line Items]      
Option to prepay per quarter, amount $ 1,500,000    
Option for prepayment, period after closing date 12 months    
Prepayments   $ 1,500,000  
$60.0 Million Term Loan | Minimum | Partnership Segment      
Debt Instrument [Line Items]      
Minimum debt service coverage ratio   1.10  
$60.0 Million Term Loan | Maximum | Partnership Segment      
Debt Instrument [Line Items]      
Maximum consolidated leverage ratio   2.50  
$60.0 Million Term Loan | Secured Overnight Financing Rate (SOFR) | Partnership Segment      
Debt Instrument [Line Items]      
Interest rate, basis spread on variable rate, percentage 8.26%    
Term Loan      
Debt Instrument [Line Items]      
Interest rate, stated percentage   13.59%