|
Commitments And Contingencies (Narrative) (Details) (USD $)
In Millions, unless otherwise specified |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
|
Jun. 30, 2014
|
Jun. 30, 2013
|
Jun. 30, 2014
|
Jun. 30, 2013
|
|
| Trading Activity, Gains and Losses, Net [Line Items] | ||||
| Lease expenses | $ 4.6 | $ 4.8 | $ 11.2 | $ 9.9 |
|
Commodities [Member] | Future Grain Deliveries [Member]
|
||||
| Trading Activity, Gains and Losses, Net [Line Items] | ||||
| Contracted future deliveries | 407.5 | 407.5 | ||
|
Commodities [Member] | Natural Gas Deliveries [Member]
|
||||
| Trading Activity, Gains and Losses, Net [Line Items] | ||||
| Contracted future deliveries | 35.2 | 35.2 | ||
|
Commodities [Member] | Ethanol Product Deliveries [Member]
|
||||
| Trading Activity, Gains and Losses, Net [Line Items] | ||||
| Contracted future deliveries | 9.8 | 9.8 | ||
|
Commodities [Member] | Distillers Grains Product Deliveries [Member]
|
||||
| Trading Activity, Gains and Losses, Net [Line Items] | ||||
| Contracted future deliveries | $ 17.2 | $ 17.2 | ||