Quarterly report pursuant to Section 13 or 15(d)

Goodwill and Intangible Assets - Intangible Assets (Details)

v3.5.0.2
Goodwill and Intangible Assets - Intangible Assets (Details) - USD ($)
$ in Millions
Sep. 30, 2016
Dec. 31, 2015
Schedule of Finite-Lived Intangible Assets and Indefinite-Lived Intangible Assets [Line Items]    
Gross Carrying Value $ 14,600 $ 14,855
Accumulated Amortization 11,432 11,087
Net Carrying Value 3,168 3,768
Trade Names    
Schedule of Finite-Lived Intangible Assets and Indefinite-Lived Intangible Assets [Line Items]    
Net Carrying Value 1,600 1,600
Purchased credit card and affinity relationships    
Schedule of Finite-Lived Intangible Assets and Indefinite-Lived Intangible Assets [Line Items]    
Gross Carrying Value 6,876 7,006
Accumulated Amortization 6,213 6,111
Net Carrying Value 663 895
Customer relationships    
Schedule of Finite-Lived Intangible Assets and Indefinite-Lived Intangible Assets [Line Items]    
Gross Carrying Value 3,887 3,927
Accumulated Amortization 3,196 2,990
Net Carrying Value 691 937
Core deposit and other intangibles    
Schedule of Finite-Lived Intangible Assets and Indefinite-Lived Intangible Assets [Line Items]    
Gross Carrying Value 3,837 3,922
Accumulated Amortization 2,023 1,986
Net Carrying Value $ 1,814 $ 1,936