|
Commitments And Contingencies (Narrative) (Details) (USD $)
In Millions, unless otherwise specified |
3 Months Ended | |
|---|---|---|
|
Mar. 31, 2014
|
Mar. 31, 2013
|
|
| Trading Activity, Gains and Losses, Net [Line Items] | ||
| Lease expenses | $ 6.6 | $ 5.0 |
|
Commodities [Member] | Future Grain Deliveries [Member]
|
||
| Trading Activity, Gains and Losses, Net [Line Items] | ||
| Contracted future deliveries | 663.7 | |
|
Commodities [Member] | Natural Gas Deliveries [Member]
|
||
| Trading Activity, Gains and Losses, Net [Line Items] | ||
| Contracted future deliveries | 29.7 | |
|
Commodities [Member] | Ethanol Product Deliveries [Member]
|
||
| Trading Activity, Gains and Losses, Net [Line Items] | ||
| Contracted future deliveries | 19.2 | |
|
Commodities [Member] | Distillers Grains Product Deliveries [Member]
|
||
| Trading Activity, Gains and Losses, Net [Line Items] | ||
| Contracted future deliveries | $ 12.1 | |