Annual report pursuant to Section 13 and 15(d)

Goodwill and Intangible Assets Intangible Assets (Details)

v2.4.0.6
Goodwill and Intangible Assets Intangible Assets (Details) (USD $)
 12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Finite-Lived Intangible Assets [Line Items]      
Gross Carrying Value $ 17,512,000,000 [1] $ 18,977,000,000 [1]  
Accumulated Amortization 10,828,000,000 [1] 10,956,000,000 [1]  
In Text Details [Abstract]      
Amortization of intangibles 1,264,000,000 1,509,000,000 1,731,000,000
Future Amortization Expense, 2013 1,100,000,000    
Future Amortization Expense, 2014 1,000,000,000    
Future Amortization Expense, 2015 800,000,000    
Future Amortization Expense, 2016 770,000,000    
Future Amortization Expense, 2017 670,000,000    
Purchased credit card relationships [Member]
      
Finite-Lived Intangible Assets [Line Items]      
Gross Carrying Value 6,184,000,000 [1] 6,948,000,000 [1]  
Accumulated Amortization 4,494,000,000 [1] 4,775,000,000 [1]  
Core deposit intangibles [Member]
      
Finite-Lived Intangible Assets [Line Items]      
Gross Carrying Value 3,592,000,000 [1] 3,903,000,000 [1]  
Accumulated Amortization 2,858,000,000 [1] 2,915,000,000 [1]  
Customer Relationships [Member]
      
Finite-Lived Intangible Assets [Line Items]      
Gross Carrying Value 4,025,000,000 [1] 4,081,000,000 [1]  
Accumulated Amortization 1,884,000,000 [1] 1,532,000,000 [1]  
Affinity Relationships [Member]
      
Finite-Lived Intangible Assets [Line Items]      
Gross Carrying Value 1,572,000,000 [1] 1,569,000,000 [1]  
Accumulated Amortization 1,087,000,000 [1] 966,000,000 [1]  
Other Intangibles [Member]
      
Finite-Lived Intangible Assets [Line Items]      
Gross Carrying Value 2,139,000,000 [1] 2,476,000,000 [1]  
Accumulated Amortization $ 505,000,000 [1] $ 768,000,000 [1]  
[1] Excludes fully amortized intangible assets.