v2.4.0.8
Derivative Financial Instruments (Schedule Of Volumes Of Open Commodity Derivative Positions) (Details)
Mar. 31, 2014
contract
Futures [Member] | Exchange Traded Net Long & Short [Member] | Corn, Soybeans And Wheat In Bushels [Member]
 
Derivative [Line Items]  
Volumes of open commodity derivatives (5,345,000) [1]
Futures [Member] | Exchange Traded Net Long & Short [Member] | Corn In Bushels [Member] | Cash Flow Hedges [Member]
 
Derivative [Line Items]  
Volumes of open commodity derivatives 63,950,000 [1],[2]
Futures [Member] | Exchange Traded Net Long & Short [Member] | Corn In Bushels [Member] | Fair Value Hedging [Member]
 
Derivative [Line Items]  
Volumes of open commodity derivatives (3,315,000) [1],[3]
Futures [Member] | Exchange Traded Net Long & Short [Member] | Ethanol In Gallons [Member]
 
Derivative [Line Items]  
Volumes of open commodity derivatives 54,684,000 [1]
Futures [Member] | Exchange Traded Net Long & Short [Member] | Ethanol In Gallons [Member] | Cash Flow Hedges [Member]
 
Derivative [Line Items]  
Volumes of open commodity derivatives (235,620,000) [1],[2]
Futures [Member] | Exchange Traded Net Long & Short [Member] | Natural Gas In mmBTU [Member]
 
Derivative [Line Items]  
Volumes of open commodity derivatives 98,000 [1]
Options [Member] | Exchange Traded Net Long & Short [Member] | Ethanol In Gallons [Member]
 
Derivative [Line Items]  
Volumes of open commodity derivatives 6,659,000 [1]
Options [Member] | Exchange Traded Net Long & Short [Member] | Natural Gas In mmBTU [Member]
 
Derivative [Line Items]  
Volumes of open commodity derivatives (42,000) [1]
Options [Member] | Exchange Traded Net Long & Short [Member] | Corn And Soybeans In Bushels [Member]
 
Derivative [Line Items]  
Volumes of open commodity derivatives 7,242,000 [1]
Forwards [Member] | Non-Exchange Traded Long [Member] | Ethanol In Gallons [Member]
 
Derivative [Line Items]  
Volumes of open commodity derivatives 5,386,000 [4]
Forwards [Member] | Non-Exchange Traded Long [Member] | Corn And Soybeans In Bushels [Member]
 
Derivative [Line Items]  
Volumes of open commodity derivatives 10,127,000 [4]
Forwards [Member] | Non-Exchange Traded Long [Member] | Distillers Grains In Tons [Member]
 
Derivative [Line Items]  
Volumes of open commodity derivatives 91,000 [4]
Forwards [Member] | Non-Exchange Traded Long [Member] | Corn Oil in Pounds [Member]
 
Derivative [Line Items]  
Volumes of open commodity derivatives (37,491,000) [4]
Forwards [Member] | Non-Exchange Traded Short [Member] | Ethanol In Gallons [Member]
 
Derivative [Line Items]  
Volumes of open commodity derivatives (129,584,000) [4]
Forwards [Member] | Non-Exchange Traded Short [Member] | Corn And Soybeans In Bushels [Member]
 
Derivative [Line Items]  
Volumes of open commodity derivatives (4,709,000) [4]
Forwards [Member] | Non-Exchange Traded Short [Member] | Distillers Grains In Tons [Member]
 
Derivative [Line Items]  
Volumes of open commodity derivatives (399,000) [4]
Forwards [Member] | Non-Exchange Traded Short [Member] | Corn Oil in Pounds [Member]
 
Derivative [Line Items]  
Volumes of open commodity derivatives 3,408,000 [4]
[1] Exchange traded futures and options are presented on a net long and (short) position basis. Options are presented on a delta-adjusted basis.
[2] Futures used for cash flow hedges.
[3] Futures used for fair value hedges.
[4] Non-exchange traded forwards are presented on a gross long and (short) position basis including both fixed-price and basis contracts.