Restructuring and Related Implementation Charges (Details 3) - 2012 Restructuring Program $ in Millions |
Jun. 30, 2017
USD ($)
|
|---|---|
| Restructuring Cost and Reserve [Line Items] | |
| Pretax charges related to the Restructuring Program to date | $ 1,416 |
| Aftertax charges related to the Restructuring Program to date | 1,053 |
| Employee-Related Costs | |
| Restructuring Cost and Reserve [Line Items] | |
| Pretax charges related to the Restructuring Program to date | 573 |
| Incremental Depreciation | |
| Restructuring Cost and Reserve [Line Items] | |
| Pretax charges related to the Restructuring Program to date | 86 |
| Asset Impairments | |
| Restructuring Cost and Reserve [Line Items] | |
| Pretax charges related to the Restructuring Program to date | 29 |
| Other | |
| Restructuring Cost and Reserve [Line Items] | |
| Pretax charges related to the Restructuring Program to date | $ 728 |