|
Restructuring Charges (Number of Positions Eliminated Rollfoward) (Details)
|
3 Months Ended | |
|---|---|---|
|
Mar. 31, 2013
Employees
|
Mar. 31, 2012
Employees
|
|
| Restructuring and Related Cost, Number of Positions Eliminated [Roll Forward] | ||
| Planned reductions - January 1 | 54,000,000 | 0 |
| Additional planned reductions | 99,000,000 | 0 |
| Actual reductions | (52,000,000) | 0 |
| Planned reductions - March 31 | 101,000,000 | 0 |