|
Fair Value Measurements (Details) (Recurring [Member], USD $)
In Thousands, unless otherwise specified |
Feb. 28, 2014
|
|---|---|
| Financial Assets: | |
| Commodity derivative asset | |
| Financial Liabilities: | |
| Derivative liability, Net | 1,818 |
|
Level 1 [Member]
|
|
| Financial Assets: | |
| Commodity derivative asset | |
| Financial Liabilities: | |
| Derivative liability, Net | |
|
Level 2 [Member]
|
|
| Financial Assets: | |
| Commodity derivative asset | |
| Financial Liabilities: | |
| Derivative liability, Net | 1,818 |
|
Level 3 [Member]
|
|
| Financial Assets: | |
| Commodity derivative asset | |
| Financial Liabilities: | |
| Derivative liability, Net |