Annual report pursuant to Section 13 and 15(d)

Goodwill and Intangible Assets - Intangible Assets (Details)

v2.4.0.8
Goodwill and Intangible Assets - Intangible Assets (Details) (USD $)
In Millions, unless otherwise specified
 12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Finite-Lived Intangible Assets [Line Items]      
Gross Carrying Value $ 17,397 [1] $ 17,512 [1]  
Accumulated Amortization 11,823 [1] 10,828 [1]  
Net Carrying Value 5,574 [1] 6,684 [1]  
Amortization of intangibles 1,086 [2] 1,264 [2] 1,509 [2]
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]      
2014 938    
2015 836    
2016 739    
2017 647    
2018 567    
Purchased credit card relationships [Member]
      
Finite-Lived Intangible Assets [Line Items]      
Gross Carrying Value 6,160 [1] 6,184 [1]  
Accumulated Amortization 4,849 [1] 4,494 [1]  
Net Carrying Value 1,311 [1] 1,690 [1]  
Core deposit intangibles [Member]
      
Finite-Lived Intangible Assets [Line Items]      
Gross Carrying Value 3,592 [1] 3,592 [1]  
Accumulated Amortization 3,055 [1] 2,858 [1]  
Net Carrying Value 537 [1] 734 [1]  
Customer Relationships [Member]
      
Finite-Lived Intangible Assets [Line Items]      
Gross Carrying Value 4,025 [1] 4,025 [1]  
Accumulated Amortization 2,281 [1] 1,884 [1]  
Net Carrying Value 1,744 [1] 2,141 [1]  
Affinity Relationships [Member]
      
Finite-Lived Intangible Assets [Line Items]      
Gross Carrying Value 1,575 [1] 1,572 [1]  
Accumulated Amortization 1,197 [1] 1,087 [1]  
Net Carrying Value 378 [1] 485 [1]  
Other Intangibles [Member]
      
Finite-Lived Intangible Assets [Line Items]      
Gross Carrying Value 2,045 [1] 2,139 [1]  
Accumulated Amortization 441 [1] 505 [1]  
Net Carrying Value $ 1,604 [1] $ 1,634 [1]  
[1] Excludes fully amortized intangible assets.
[2] There were no material intersegment revenues.