XML 88 R79.htm IDEA: XBRL DOCUMENT v3.19.3.a.u2
Debt (Narrative - Food And Ingredients Segment, Partnership Segment, Covenant Compliance, And Restricted Net Assets) (Details)
12 Months Ended
Aug. 28, 2019
USD ($)
Aug. 27, 2019
Dec. 31, 2019
USD ($)
Jun. 30, 2013
USD ($)
Debt Instrument [Line Items]        
Restricted assets     $ 67,400,000  
Birmingham BioEnergy Partners LLC Member] | Notes Receivable [Member]        
Debt Instrument [Line Items]        
Note receivable     8,100,000 $ 8,100,000
Birmingham BioEnergy Partners LLC Member] | Notes Payable to Banks [Member] | Promissory Note [Member]        
Debt Instrument [Line Items]        
Debt instrument, face amount     10,000,000.0  
Birmingham BioEnergy Partners LLC Member] | Notes Payable to Banks [Member] | Promissory Note I [Member]        
Debt Instrument [Line Items]        
Debt instrument, face amount     1,900,000 1,900,000
Birmingham BioEnergy Partners LLC Member] | Notes Payable to Banks [Member] | Promissory Note II [Member]        
Debt Instrument [Line Items]        
Debt instrument, face amount     8,100,000 $ 8,100,000
Food And Ingredients Segment [Member] | Green Plains Cattle [Member]        
Debt Instrument [Line Items]        
Change in control percentage benchmark 35.00% 100.00%    
Food And Ingredients Segment [Member] | Green Plains Cattle [Member] | Revolving Credit Facility [Member]        
Debt Instrument [Line Items]        
Line of credit, maximum borrowing capacity $ 500,000,000      
Partnership [Member] | Revolving Credit Facility [Member]        
Debt Instrument [Line Items]        
Line of credit, maximum borrowing capacity     200,000,000.0  
Additional amounts available under facility, accordion feature     20,000,000.0  
Line of credit, outstanding     $ 132,100,000  
Debt maturity dates     Jul. 01, 2020  
Net leverage ratio     3.50  
Interest coverage ratio     2.75  
Consolidated Leverage Ratio Numerator     $ 5,000,000.0  
Consolidated Leverage Ratio Denominator     $ 30,000,000.0  
Partnership [Member] | Revolving Credit Facility [Member] | Minimum [Member]        
Debt Instrument [Line Items]        
Unused capacity fee, percentage     0.35%  
Partnership [Member] | Revolving Credit Facility [Member] | Minimum [Member] | LIBOR [Member]        
Debt Instrument [Line Items]        
Interest rate, basis spread on variable rate, percentage     2.25%  
Partnership [Member] | Revolving Credit Facility [Member] | Minimum [Member] | Base Rate [Member]        
Debt Instrument [Line Items]        
Interest rate, basis spread on variable rate, percentage     1.25%  
Partnership [Member] | Revolving Credit Facility [Member] | Maximum [Member]        
Debt Instrument [Line Items]        
Unused capacity fee, percentage     0.50%  
Partnership [Member] | Revolving Credit Facility [Member] | Maximum [Member] | LIBOR [Member]        
Debt Instrument [Line Items]        
Interest rate, basis spread on variable rate, percentage     3.00%  
Partnership [Member] | Revolving Credit Facility [Member] | Maximum [Member] | Base Rate [Member]        
Debt Instrument [Line Items]        
Interest rate, basis spread on variable rate, percentage     2.00%