|
Retirement Benefits Plans - Benefits Expense (Details 5) (USD $)
In Millions, unless otherwise specified |
12 Months Ended | ||
|---|---|---|---|
|
Dec. 31, 2013
|
Dec. 31, 2012
|
Dec. 31, 2011
|
|
|
United States pension benefit expense
|
|||
| Defined Benefit Plans and Other Postretirement Benefit Plans | |||
| Service cost | $ 128 | $ 115 | $ 93 |
| Interest cost | 147 | 134 | 132 |
| Expected return on plan assets | (226) | (183) | (164) |
| Amortization | 133 | 118 | 75 |
| Benefit plans | 182 | 184 | 136 |
| Curtailment loss | 0 | 0 | 0 |
| Settlement loss | 53 | 20 | 17 |
| Total expense | 235 | 204 | 153 |
|
Non-United States pension benefit expense [Member]
|
|||
| Defined Benefit Plans and Other Postretirement Benefit Plans | |||
| Service cost | 62 | 50 | 48 |
| Interest cost | 80 | 77 | 78 |
| Expected return on plan assets | (85) | (77) | (70) |
| Amortization | 27 | 15 | 13 |
| Benefit plans | 84 | 65 | 69 |
| Curtailment loss | 1 | 1 | 1 |
| Settlement loss | 1 | 3 | 4 |
| Total expense | 86 | 69 | 74 |
|
Other postretirement benefits expense [Member]
|
|||
| Defined Benefit Plans and Other Postretirement Benefit Plans | |||
| Service cost | 20 | 17 | 15 |
| Interest cost | 35 | 38 | 41 |
| Expected return on plan assets | (6) | (6) | 0 |
| Amortization | 14 | 13 | 12 |
| Benefit plans | 63 | 62 | 68 |
| Curtailment loss | 0 | 0 | 0 |
| Settlement loss | 0 | 0 | 0 |
| Total expense | $ 63 | $ 62 | $ 68 |