|
Employee Benefit Plans - Benefit Payments Exclusive Amount to be Paid From Participating Annuity Contract and Which Reflect Expected Future Service, as Appropriate, are Expected to be Paid (Detail) (USD $)
In Millions, unless otherwise specified |
Dec. 31, 2011
|
|---|---|
|
U.S. (Pension Benefits) [Member]
|
|
| Pension Plans, Postretirement and Other Employee Benefits [Line Items] | |
| 2012 | $ 577 |
| 2013 | 501 |
| 2014 | 524 |
| 2015 | 553 |
| 2016 | 598 |
| 2017-2021 | 3,206 |
|
Int'l (Pension Benefits) [Member]
|
|
| Pension Plans, Postretirement and Other Employee Benefits [Line Items] | |
| 2012 | 110 |
| 2013 | 113 |
| 2014 | 121 |
| 2015 | 129 |
| 2016 | 134 |
| 2017-2021 | 794 |
|
Other Benefits [Member]
|
|
| Pension Plans, Postretirement and Other Employee Benefits [Line Items] | |
| 2012 | 63 |
| 2013 | 64 |
| 2014 | 67 |
| 2015 | 70 |
| 2016 | 72 |
| 2017-2021 | $ 385 |