|
Goodwill (Details) (USD $)
In Thousands, unless otherwise specified |
Jun. 30, 2014
|
Dec. 31, 2013
|
|---|---|---|
| Goodwill [Line Items] | ||
| Goodwill | $ 40,877 | $ 40,877 |
|
Ethanol Production [Member]
|
||
| Goodwill [Line Items] | ||
| Goodwill | 30,300 | |
|
Marketing And Distribution [Member]
|
||
| Goodwill [Line Items] | ||
| Goodwill | $ 10,600 |