Quarterly report pursuant to Section 13 or 15(d)

Outstanding Loans and Leases - Credit Card and Other Consumer - TDRs Entered into During the Period, Narrative (Details)

v3.7.0.1
Outstanding Loans and Leases - Credit Card and Other Consumer - TDRs Entered into During the Period, Narrative (Details)
$ in Millions
3 Months Ended
Mar. 31, 2017
USD ($)
payment
Mar. 31, 2016
USD ($)
Financing Receivable, Modifications [Line Items]    
Number of consecutive missed payments | payment 2  
Credit card and other consumer    
Financing Receivable, Modifications [Line Items]    
Period for payment default after modification 12 months  
Credit card and other consumer | Credit Card Receivable | United States    
Financing Receivable, Modifications [Line Items]    
Percent expected to be in payment default within 12 months after modification 13.00%  
Trouble debt restructurings entered payment default that were modified during the preceding twelve months $ 7 $ 9
Credit card and other consumer | Credit Card Receivable | Non United States    
Financing Receivable, Modifications [Line Items]    
Percent expected to be in payment default within 12 months after modification 90.00%  
Trouble debt restructurings entered payment default that were modified during the preceding twelve months $ 32 34
Credit card and other consumer | Direct/Indirect Consumer    
Financing Receivable, Modifications [Line Items]    
Percent expected to be in payment default within 12 months after modification 13.00%  
Trouble debt restructurings entered payment default that were modified during the preceding twelve months $ 1 $ 1