|
Fair Values (Details 1) (USD $)
In Millions, unless otherwise specified |
Dec. 31, 2013
|
Dec. 31, 2012
|
|---|---|---|
| Liabilities [Abstract] | ||
| Derivative liabilities | $ 213 | $ 329 |
| Total liabilities | 213 | 329 |
|
Level 1 [Member]
|
||
| Liabilities [Abstract] | ||
| Derivative liabilities | 0 | 0 |
| Total liabilities | 0 | 0 |
|
Level 2 [Member]
|
||
| Liabilities [Abstract] | ||
| Derivative liabilities | 213 | 329 |
| Total liabilities | 213 | 329 |
|
Level 3 [Member]
|
||
| Liabilities [Abstract] | ||
| Total liabilities | $ 0 | $ 0 |