Restructuring Restructuring Liability (Details) - USD ($) $ in Millions |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2015 |
Jun. 30, 2014 |
Jun. 30, 2015 |
Jun. 30, 2014 |
|
| Restructuring Reserve [Roll Forward] | ||||
| Accrual Balance Beginning Balance | $ 97 | |||
| Restructuring Charges | $ 17 | $ 54 | 33 | $ 75 |
| Payments made during the period | (65) | $ (79) | ||
| Foreign currency and other | (6) | |||
| Accrual Balance Ending Balance | 59 | 59 | ||
| Employee Termination Benefits Liability | ||||
| Restructuring Reserve [Roll Forward] | ||||
| Accrual Balance Beginning Balance | 95 | |||
| Restructuring Charges | 33 | |||
| Payments made during the period | (64) | |||
| Foreign currency and other | (6) | |||
| Accrual Balance Ending Balance | 58 | 58 | ||
| Other Exit Costs Liability | ||||
| Restructuring Reserve [Roll Forward] | ||||
| Accrual Balance Beginning Balance | 2 | |||
| Restructuring Charges | 0 | |||
| Payments made during the period | (1) | |||
| Foreign currency and other | 0 | |||
| Accrual Balance Ending Balance | $ 1 | $ 1 | ||