|
Pension Benefits Narrative (Details) (USD $)
In Millions, unless otherwise specified |
6 Months Ended | |
|---|---|---|
|
Jun. 30, 2014
|
Dec. 31, 2013
|
|
| Compensation and Retirement Disclosure [Abstract] | ||
| Defined Benefit Pension Plan, Postemployment Benefit Period | 5 years | |
| Other Postretirement Benefits Payable | $ 7 | $ 7 |