Quarterly report pursuant to Section 13 or 15(d)

Outstanding Loans and Leases Outstanding Loans and Leases - Consumer Real Estate - Modification Programs (Details)

v3.5.0.2
Outstanding Loans and Leases Outstanding Loans and Leases - Consumer Real Estate - Modification Programs (Details) - Consumer Real Estate - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2016
Sep. 30, 2015
Sep. 30, 2016
Sep. 30, 2015
Financing Receivable, Modifications [Line Items]        
Carrying Value $ 668 $ 1,273 $ 1,494 $ 3,344
Modifications under government programs        
Financing Receivable, Modifications [Line Items]        
Carrying Value 23 77 153 517
Modifications under proprietary programs        
Financing Receivable, Modifications [Line Items]        
Carrying Value 71 73 289 477
Trial modifications        
Financing Receivable, Modifications [Line Items]        
Carrying Value 490 1,003 853 2,011
Loans discharged in Chapter 7 bankruptcy        
Financing Receivable, Modifications [Line Items]        
Carrying Value 84 120 199 339
Contractual interest rate reduction | Modifications under government programs        
Financing Receivable, Modifications [Line Items]        
Carrying Value 18 69 121 471
Contractual interest rate reduction | Modifications under proprietary programs        
Financing Receivable, Modifications [Line Items]        
Carrying Value 20 46 143 197
Capitalization of past due amounts | Modifications under proprietary programs        
Financing Receivable, Modifications [Line Items]        
Carrying Value 4 16 27 73
Principal and/or interest forbearance | Modifications under government programs        
Financing Receivable, Modifications [Line Items]        
Carrying Value 2 1 11 11
Principal and/or interest forbearance | Modifications under proprietary programs        
Financing Receivable, Modifications [Line Items]        
Carrying Value 2 5 47 133
Other modifications | Modifications under government programs        
Financing Receivable, Modifications [Line Items]        
Carrying Value 3 7 21 35
Other modifications | Modifications under proprietary programs        
Financing Receivable, Modifications [Line Items]        
Carrying Value 45 6 72 74
Residential Mortgage        
Financing Receivable, Modifications [Line Items]        
Carrying Value 445 1,030 942 2,707
Residential Mortgage | Modifications under government programs        
Financing Receivable, Modifications [Line Items]        
Carrying Value 15 74 118 492
Residential Mortgage | Modifications under proprietary programs        
Financing Receivable, Modifications [Line Items]        
Carrying Value 26 71 90 369
Residential Mortgage | Trial modifications        
Financing Receivable, Modifications [Line Items]        
Carrying Value 343 793 593 1,609
Residential Mortgage | Loans discharged in Chapter 7 bankruptcy        
Financing Receivable, Modifications [Line Items]        
Carrying Value 61 92 141 237
Residential Mortgage | Contractual interest rate reduction | Modifications under government programs        
Financing Receivable, Modifications [Line Items]        
Carrying Value 12 67 96 453
Residential Mortgage | Contractual interest rate reduction | Modifications under proprietary programs        
Financing Receivable, Modifications [Line Items]        
Carrying Value 19 46 58 179
Residential Mortgage | Capitalization of past due amounts | Modifications under proprietary programs        
Financing Receivable, Modifications [Line Items]        
Carrying Value 4 16 20 67
Residential Mortgage | Principal and/or interest forbearance | Modifications under government programs        
Financing Receivable, Modifications [Line Items]        
Carrying Value 0 0 2 4
Residential Mortgage | Principal and/or interest forbearance | Modifications under proprietary programs        
Financing Receivable, Modifications [Line Items]        
Carrying Value 2 4 9 101
Residential Mortgage | Other modifications | Modifications under government programs        
Financing Receivable, Modifications [Line Items]        
Carrying Value 3 7 20 35
Residential Mortgage | Other modifications | Modifications under proprietary programs        
Financing Receivable, Modifications [Line Items]        
Carrying Value 1 5 3 22
Home equity        
Financing Receivable, Modifications [Line Items]        
Carrying Value 223 243 552 637
Home equity | Modifications under government programs        
Financing Receivable, Modifications [Line Items]        
Carrying Value 8 3 35 25
Home equity | Modifications under proprietary programs        
Financing Receivable, Modifications [Line Items]        
Carrying Value 45 2 199 108
Home equity | Trial modifications        
Financing Receivable, Modifications [Line Items]        
Carrying Value 147 210 260 402
Home equity | Loans discharged in Chapter 7 bankruptcy        
Financing Receivable, Modifications [Line Items]        
Carrying Value 23 28 58 102
Home equity | Contractual interest rate reduction | Modifications under government programs        
Financing Receivable, Modifications [Line Items]        
Carrying Value 6 2 25 18
Home equity | Contractual interest rate reduction | Modifications under proprietary programs        
Financing Receivable, Modifications [Line Items]        
Carrying Value 1 0 85 18
Home equity | Capitalization of past due amounts | Modifications under proprietary programs        
Financing Receivable, Modifications [Line Items]        
Carrying Value 0 0 7 6
Home equity | Principal and/or interest forbearance | Modifications under government programs        
Financing Receivable, Modifications [Line Items]        
Carrying Value 2 1 9 7
Home equity | Principal and/or interest forbearance | Modifications under proprietary programs        
Financing Receivable, Modifications [Line Items]        
Carrying Value 0 1 38 32
Home equity | Other modifications | Modifications under government programs        
Financing Receivable, Modifications [Line Items]        
Carrying Value 0 0 1 0
Home equity | Other modifications | Modifications under proprietary programs        
Financing Receivable, Modifications [Line Items]        
Carrying Value $ 44 $ 1 $ 69 $ 52