Quarterly report pursuant to Section 13 or 15(d)

Goodwill and Intangible Assets - Intangible Assets (Details)

v2.4.0.6
Goodwill and Intangible Assets - Intangible Assets (Details) (USD $)
 3 Months Ended
Mar. 31, 2013
Mar. 31, 2012
Dec. 31, 2012
Intangible Assets [Abstract]      
Gross Carrying Value $ 17,328,000,000 [1]   $ 17,512,000,000 [1]
Accumulated Amortization 10,949,000,000 [1]   10,828,000,000 [1]
In Text Details [Abstract]      
Amortization of intangibles 276,000,000 319,000,000  
Future Amortization Expense, Remainder of 2013 270,000,000    
Future Amortization Expense, 2014 900,000,000    
Future Amortization Expense, 2015 840,000,000    
Future Amortization Expense, 2016 740,000,000    
Future Amortization Expense, 2017 650,000,000    
Future Amortization Expense, 2018 570,000,000    
Purchased credit card relationships [Member]
      
Intangible Assets [Abstract]      
Gross Carrying Value 6,117,000,000 [1]   6,184,000,000 [1]
Accumulated Amortization 4,539,000,000 [1]   4,494,000,000 [1]
Core Deposits [Member]
      
Intangible Assets [Abstract]      
Gross Carrying Value 3,592,000,000 [1]   3,592,000,000 [1]
Accumulated Amortization 2,909,000,000 [1]   2,858,000,000 [1]
Customer Relationships [Member]
      
Intangible Assets [Abstract]      
Gross Carrying Value 4,012,000,000 [1]   4,025,000,000 [1]
Accumulated Amortization 1,976,000,000 [1]   1,884,000,000 [1]
Affinity Relationships [Member]
      
Intangible Assets [Abstract]      
Gross Carrying Value 1,561,000,000 [1]   1,572,000,000 [1]
Accumulated Amortization 1,106,000,000 [1]   1,087,000,000 [1]
Other intangibles [Member]
      
Intangible Assets [Abstract]      
Gross Carrying Value 2,046,000,000 [1]   2,139,000,000 [1]
Accumulated Amortization $ 419,000,000 [1]   $ 505,000,000 [1]
[1] Excludes fully amortized intangible assets.