Quarterly report pursuant to Section 13 or 15(d)

Outstanding Loans and Leases - Consumer Real Estate - TDRs Entering Payment Default That Were Modified During the Preceding 12 Months (Details)

v3.19.1
Outstanding Loans and Leases - Consumer Real Estate - TDRs Entering Payment Default That Were Modified During the Preceding 12 Months (Details) - Consumer real estate
$ in Millions
 3 Months Ended
Mar. 31, 2019
USD ($)
payment
Mar. 31, 2018
USD ($)
Financing Receivable, Modifications [Line Items]    
Number of missing payments causing default | payment 3  
Troubled debt restructurings entering payment default that were modified during the preceding twelve months $ 61 $ 112
Modifications under government programs    
Financing Receivable, Modifications [Line Items]    
Troubled debt restructurings entering payment default that were modified during the preceding twelve months 7 13
Modifications under proprietary programs    
Financing Receivable, Modifications [Line Items]    
Troubled debt restructurings entering payment default that were modified during the preceding twelve months 29 31
Loans discharged in Chapter 7 bankruptcy    
Financing Receivable, Modifications [Line Items]    
Troubled debt restructurings entering payment default that were modified during the preceding twelve months 9 23
Trial modifications    
Financing Receivable, Modifications [Line Items]    
Troubled debt restructurings entering payment default that were modified during the preceding twelve months $ 16 $ 45