Employee Benefit Plans - Net Periodic Benefit (Income) Cost (Details) (USD $)
In Millions, unless otherwise specified |
3 Months Ended | 12 Months Ended | 3 Months Ended | 12 Months Ended | ||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Sep. 17, 2012
Senior Notes due 2022 [Member]
|
Sep. 30, 2011
Postemployment Benefits [Member]
|
Jun. 30, 2011
Postemployment Benefits [Member]
|
Dec. 31, 2012
Postemployment Benefits [Member]
|
Dec. 31, 2011
Postemployment Benefits [Member]
|
Dec. 31, 2010
Postemployment Benefits [Member]
|
Dec. 31, 2012
Postretirement Benefits [Member]
|
Dec. 31, 2011
Postretirement Benefits [Member]
|
Dec. 31, 2010
Postretirement Benefits [Member]
|
Dec. 31, 2012
Total Pension Benefits [Member]
|
Dec. 31, 2011
Total Pension Benefits [Member]
|
Dec. 31, 2010
Total Pension Benefits [Member]
|
Dec. 31, 2012
U.S. Pension Benefits [Member]
|
Sep. 30, 2012
U.S. Pension Benefits [Member]
|
Dec. 31, 2012
U.S. Pension Benefits [Member]
|
Dec. 31, 2011
U.S. Pension Benefits [Member]
|
Dec. 31, 2010
U.S. Pension Benefits [Member]
|
Dec. 31, 2012
International Pension Benefits [Member]
|
Dec. 31, 2011
International Pension Benefits [Member]
|
Dec. 31, 2010
International Pension Benefits [Member]
|
|
Defined Benefit Plan, Net Periodic Benefit Cost [Abstract] | ||||||||||||||||||||
Net service cost | $ 24 | $ 25 | $ 22 | $ 0 | $ 0 | $ 0 | $ 14 | $ 15 | $ 15 | $ 0 | $ 0 | $ 0 | $ 14 | $ 15 | $ 15 | |||||
Interest cost | 9 | 10 | 11 | 1 | 2 | 5 | 242 | 272 | 279 | 159 | 182 | 190 | 83 | 90 | 89 | |||||
Expected return on plan assets | (225) | (281) | (285) | (127) | (175) | (185) | (98) | (106) | (100) | |||||||||||
Prior service cost | (6) | (9) | (1) | (18) | (18) | (13) | 7 | 6 | 0 | 0 | 0 | 0 | 7 | 6 | 0 | |||||
Actuarial loss | 11 | 14 | 12 | 3 | 3 | 4 | ||||||||||||||
Net benefit cost | 38 | 40 | 44 | |||||||||||||||||
Restructuring severance cost | 6 | (1) | 6 | (1) | ||||||||||||||||
Net periodic benefit cost | 37 | 46 | 43 | (14) | (13) | (4) | (224) | 582 | 59 | (261) | 457 | 90 | 37 | 125 | (31) | |||||
Debt instrument stated percentage | 5.00% | |||||||||||||||||||
Company contributions | 752 | 125 | 100 | 500 | 651 | 9 | 101 | 116 | ||||||||||||
Pension liability | (2) | 0 | 0 | 0 | (2) | 0 | ||||||||||||||
Reduction in long term disability benefits actuarial liability | $ 6 |