v2.4.0.6
Other Comprehensive Income, Cumulative OCI Balances (Details) (USD $)
In Millions, unless otherwise specified
12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Dec. 31, 2012
Cumulative other comprehensive income [Member]
Dec. 31, 2011
Cumulative other comprehensive income [Member]
Dec. 31, 2010
Cumulative other comprehensive income [Member]
Dec. 31, 2009
Cumulative other comprehensive income [Member]
Cumulative OCI balances [Abstract]              
Cumulative other comprehensive income, Foreign currency translation adjustments, beginning balance $ 90 $ 112 $ 67        
Foreign currency translation adjustments, net change (10) (24) 57        
Less: Other comprehensive income (loss) from noncontrolling interests 0 (2) 12        
Cumulative other comprehensive income, Foreign currency translation adjustments, ending balance 80 90 112        
Cumulative other comprehensive income, Securities available for sale, beginning balance 4,413 5,066 3,541        
Securities available for sale, Net change 3,053 (663) 1,538        
Less: Other comprehensive income (loss) from noncontrolling interests 4 (10) 13        
Cumulative other comprehensive income, Securities available for sale, ending balance 7,462 4,413 5,066        
Cumulative other comprehensive income, Derivatives and hedging activities, beginning balance 490 739 650        
Derivatives and hedging activities, Net change (201) (249) 89        
Less: Other comprehensive income (loss) from noncontrolling interests 0 0 0        
Cumulative other comprehensive income, Derivatives and hedging activities, ending balance 289 490 739        
Cumulative other comprehensive income, Defined benefit plans adjustment, beginning balance (1,786) (1,179) (1,249)        
Defined benefit plans adjustment, Net change (395) (607) 70        
Less: Other comprehensive income (loss) from noncontrolling interests 0 0 0        
Cumulative other comprehensive income, Defined benefit plans adjustment, ending balance (2,181) (1,786) (1,179)        
Cumulative Other Comprehensive Income (Loss), Net of Tax, Beginning Balance 3,207     5,650 3,207 4,738 3,009
Cumulative other comprehensive income, Net change 2,447 (1,543) 1,754        
Less: Other comprehensive income (loss) attributable to noncontrolling interests 4 (12) 25        
Cumulative Other Comprehensive Income (Loss), Net of Tax, Ending Balance $ 5,650 $ 3,207   $ 5,650 $ 3,207 $ 4,738 $ 3,009