v2.4.0.8
Debt (Schedule Of Maturity Dates Of Long-Term Debt) (Details) (Ethanol Production Segment [Member])
3 Months Ended
Mar. 31, 2014
Green Plains Bluffton [Member] | Term Loan [Member]
 
Debt Instrument [Line Items]  
Debt maturity dates Jan. 31, 2015
Green Plains Bluffton [Member] | Revolving Term Loans [Member]
 
Debt Instrument [Line Items]  
Debt maturity dates Jan. 31, 2015
Green Plains Central City [Member] | Term Loan [Member]
 
Debt Instrument [Line Items]  
Debt maturity dates Jul. 01, 2016
Green Plains Central City [Member] | Revolving Term Loans [Member]
 
Debt Instrument [Line Items]  
Debt maturity dates Jul. 01, 2016
Green Plains Fairmont and Green Plains Wood River [Member] | Term Loan [Member]
 
Debt Instrument [Line Items]  
Debt maturity dates Nov. 27, 2015
Green Plains Fairmont and Green Plains Wood River [Member] | Term Loan - Other [Member]
 
Debt Instrument [Line Items]  
Debt maturity dates Nov. 27, 2014
Green Plains Holdings II [Member] | Revolving Term Loans [Member]
 
Debt Instrument [Line Items]  
Debt maturity dates Jul. 01, 2019
Green Plains Obion [Member] | Term Loan [Member]
 
Debt Instrument [Line Items]  
Debt maturity dates May 20, 2014
Green Plains Obion [Member] | Revolving Term Loans [Member]
 
Debt Instrument [Line Items]  
Debt maturity dates Jun. 01, 2018
Green Plains Ord [Member] | Term Loan [Member]
 
Debt Instrument [Line Items]  
Debt maturity dates Jul. 01, 2016
Green Plains Ord [Member] | Revolving Term Loans [Member]
 
Debt Instrument [Line Items]  
Debt maturity dates Jul. 01, 2016
Green Plains Otter Tail [Member] | Term Loan [Member]
 
Debt Instrument [Line Items]  
Debt maturity dates Sep. 01, 2018
Green Plains Shenandoah [Member] | Revolving Term Loans [Member]
 
Debt Instrument [Line Items]  
Debt maturity dates Sep. 20, 2018
Green Plains Superior [Member] | Term Loan [Member]
 
Debt Instrument [Line Items]  
Debt maturity dates Jul. 20, 2015
Green Plains Superior [Member] | Revolving Term Loans [Member]
 
Debt Instrument [Line Items]  
Debt maturity dates Jul. 01, 2017