|
Pension and Other Benefit Programs (Components of Pension Plan Expense (Benefit) (Details) (USD $)
In Millions, unless otherwise specified |
3 Months Ended | 6 Months Ended |
|---|---|---|
|
Jun. 30, 2014
|
Jun. 30, 2014
|
|
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Pension Plans
|
||
| Defined Benefit Plan Disclosure [Line Items] | ||
| Service cost | $ 1 | $ 2 |
| Interest cost | 9 | 18 |
| Estimated return on plan assets | (12) | (24) |
| Net periodic expense (benefit) | (2) | (4) |
|
SERP Plans
|
||
| Defined Benefit Plan Disclosure [Line Items] | ||
| Service cost | 0 | 0 |
| Interest cost | 1 | 2 |
| Estimated return on plan assets | 0 | 0 |
| Net periodic expense (benefit) | 1 | 2 |
|
Post-retirement Benefit Plans
|
||
| Defined Benefit Plan Disclosure [Line Items] | ||
| Service cost | 0 | 0 |
| Interest cost | 2 | 4 |
| Estimated return on plan assets | 0 | 0 |
| Net periodic expense (benefit) | $ 2 | $ 4 |