Annual report pursuant to Section 13 and 15(d)

Outstanding Loans and Leases - Past Due (Details)

v3.8.0.1
Outstanding Loans and Leases - Past Due (Details) - USD ($)
$ in Millions
Dec. 31, 2017
Dec. 31, 2016
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases $ 936,749 $ 906,683
Loans and leases including disposal group   915,897
Less: Loans of business held for sale   $ (9,214)
Percentage of outstandings, total outstanding 100.00% 100.00%
Loans and leases, measured at fair value $ 5,710 $ 7,085
Loans pledged to secure borrowings 160,300 143,100
Residential Mortgage | Federal National Mortgage Association Certificates and Obligations (FNMA) and Federal Home Loan Mortgage Corporation Certificates and Obligations (FHLMC)    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans covered by protection agreements 6,300 6,400
Nonperforming Financing Receivable | Direct/Indirect Consumer    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Nonperforming loans 43 27
Estimate of Fair Value Measurement    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases $ 5,710 $ 7,085
Percentage of outstandings, total outstanding 0.61% 0.77%
Purchased Credit-impaired    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases $ 10,717  
Loans and leases including disposal group   $ 13,738
Percentage of outstandings, total outstanding 1.14% 1.50%
Consumer Portfolio Segment    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases $ 455,276  
Loans and leases including disposal group   $ 457,371
Consumer Portfolio Segment | Residential Mortgage    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases, measured at fair value 567 710
Consumer Portfolio Segment | Home equity lines of credit    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases, measured at fair value 361 341
Consumer Portfolio Segment | Carrying Value    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 454,348 456,320
Consumer Portfolio Segment | Estimate of Fair Value Measurement    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 928 1,051
Loans and leases including disposal group   1,051
Consumer Portfolio Segment | Purchased Credit-impaired    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 10,717 13,738
Loans and leases including disposal group   13,738
Consumer real estate | Core Portfolio, Residential Financing Receivable    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 176,618 156,497
Consumer real estate | Core Portfolio, Home Equity Financing Receivable    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 44,245 49,373
Consumer real estate | Non-core Portfolio, Residential Financing Receivable    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 19,192 25,173
Consumer real estate | Non-core Portfolio, Residential Financing Receivable | Pay option    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 1,400 1,800
Consumer real estate | Non-core Portfolio, Home Equity Financing Receivable    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 10,783 13,459
Consumer real estate | Fully Insured Loans | Core Portfolio, Residential Financing Receivable    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 18,545 21,254
Consumer real estate | Fully Insured Loans | Core Portfolio, Home Equity Financing Receivable    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 0 0
Consumer real estate | Fully Insured Loans | Non-core Portfolio, Residential Financing Receivable    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 5,196 7,475
Consumer real estate | Fully Insured Loans | Non-core Portfolio, Home Equity Financing Receivable    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 0 0
Consumer real estate | Nonperforming Financing Receivable    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Nonperforming loans 2,300 2,500
Consumer real estate | Carrying Value | Core Portfolio, Residential Financing Receivable    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 176,618 156,497
Consumer real estate | Carrying Value | Core Portfolio, Home Equity Financing Receivable    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 44,245 49,373
Consumer real estate | Carrying Value | Non-core Portfolio, Residential Financing Receivable    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 27,193 35,300
Consumer real estate | Carrying Value | Non-core Portfolio, Home Equity Financing Receivable    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 13,499 17,070
Consumer real estate | Estimate of Fair Value Measurement    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 928 1,100
Consumer real estate | Purchased Credit-impaired | Non-core Portfolio, Residential Financing Receivable    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 8,001 10,127
Consumer real estate | Purchased Credit-impaired | Non-core Portfolio, Home Equity Financing Receivable    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 2,716 3,611
Credit card and other consumer    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Less: Loans of business held for sale   (9,214)
Credit card and other consumer | Credit Card Receivable | United States    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 96,285 92,278
Credit card and other consumer | Credit Card Receivable | Non United States    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases including disposal group   9,214
Credit card and other consumer | Direct/Indirect Consumer    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 93,830 94,089
Credit card and other consumer | Direct/Indirect Consumer | Dealer Financial Services Loans    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 49,900 48,900
Credit card and other consumer | Direct/Indirect Consumer | Unsecured Consumed Lending Loans    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 469 585
Credit card and other consumer | Direct/Indirect Consumer | Securities Based Lending Loans | United States    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 39,800 40,100
Credit card and other consumer | Direct/Indirect Consumer | Securities Based Lending Loans | Non United States    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 3,000 3,000
Credit card and other consumer | Direct/Indirect Consumer | Student Loans    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases   497
Credit card and other consumer | Direct/Indirect Consumer | Other Loans    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 684 1,100
Credit card and other consumer | Other consumer    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 2,678 2,499
Credit card and other consumer | Other consumer | Consumer Finance Loans    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases   465
Credit card and other consumer | Other consumer | Consumer Leases    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 2,500 1,900
Credit card and other consumer | Other consumer | Consumer Overdrafts    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 163 157
Credit card and other consumer | Carrying Value | Credit Card Receivable | United States    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 96,285 92,278
Credit card and other consumer | Carrying Value | Credit Card Receivable | Non United States    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases including disposal group   9,214
Credit card and other consumer | Carrying Value | Direct/Indirect Consumer    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 93,830 94,089
Credit card and other consumer | Carrying Value | Other consumer    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 2,678 2,499
Commercial Portfolio Segment    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 481,473 458,526
Commercial Portfolio Segment | United States    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 284,836 270,372
Loans and leases, measured at fair value 2,600 2,900
Commercial Portfolio Segment | Non United States    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 97,792 89,397
Loans and leases, measured at fair value 2,200 3,100
Commercial Portfolio Segment | Commercial Real Estate    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 58,298 57,355
Commercial Portfolio Segment | Commercial Real Estate | United States    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 54,800 54,300
Commercial Portfolio Segment | Commercial Real Estate | Non United States    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 3,500 3,100
Commercial Portfolio Segment | Commercial Lease Financing    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 22,116 22,375
Commercial Portfolio Segment | Small Business Commercial | United States    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 13,649 12,993
Commercial Portfolio Segment | Carrying Value    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 476,691 452,492
Commercial Portfolio Segment | Carrying Value | United States    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 284,836 270,372
Commercial Portfolio Segment | Carrying Value | Non United States    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 97,792 89,397
Commercial Portfolio Segment | Carrying Value | Commercial Real Estate    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 58,298 57,355
Commercial Portfolio Segment | Carrying Value | Commercial Lease Financing    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 22,116 22,375
Commercial Portfolio Segment | Carrying Value | Small Business Commercial    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 13,649 12,993
Commercial Portfolio Segment | Estimate of Fair Value Measurement    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 4,782 6,034
30 to 59 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases $ 4,433  
Loans and leases including disposal group   $ 5,567
Percentage of outstandings 0.48% 0.61%
30 to 59 Days Past Due | Consumer Portfolio Segment    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases $ 3,581 $ 3,984
Loans and leases including disposal group   3,984
30 to 59 Days Past Due | Consumer real estate | Core Portfolio, Residential Financing Receivable    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 1,242 1,340
30 to 59 Days Past Due | Consumer real estate | Core Portfolio, Home Equity Financing Receivable    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 215 239
30 to 59 Days Past Due | Consumer real estate | Non-core Portfolio, Residential Financing Receivable    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 1,028 1,338
30 to 59 Days Past Due | Consumer real estate | Non-core Portfolio, Home Equity Financing Receivable    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 224 260
30 to 59 Days Past Due | Consumer real estate | Fully Insured Loans    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Non-performing troubled debt with no change in repayment terms at time of discharge, 90 days or more past due 850 1,100
30 to 59 Days Past Due | Consumer real estate | Nonperforming Financing Receivable    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Non-performing troubled debt with no change in repayment terms at time of discharge, 90 days or more past due 253 266
30 to 59 Days Past Due | Credit card and other consumer | Credit Card Receivable | United States    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 542 472
30 to 59 Days Past Due | Credit card and other consumer | Credit Card Receivable | Non United States    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases including disposal group   37
30 to 59 Days Past Due | Credit card and other consumer | Direct/Indirect Consumer    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 320 272
30 to 59 Days Past Due | Credit card and other consumer | Other consumer    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 10 26
30 to 59 Days Past Due | Commercial Portfolio Segment    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 852 1,583
30 to 59 Days Past Due | Commercial Portfolio Segment | United States    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 547 952
30 to 59 Days Past Due | Commercial Portfolio Segment | Non United States    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 52 348
30 to 59 Days Past Due | Commercial Portfolio Segment | Commercial Real Estate    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 48 20
30 to 59 Days Past Due | Commercial Portfolio Segment | Commercial Lease Financing    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 110 167
30 to 59 Days Past Due | Commercial Portfolio Segment | Small Business Commercial    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 95 96
60 to 89 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases $ 1,895  
Loans and leases including disposal group   $ 2,142
Percentage of outstandings 0.20% 0.23%
60 to 89 Days Past Due | Consumer Portfolio Segment    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases $ 1,527 $ 1,795
Loans and leases including disposal group   1,795
60 to 89 Days Past Due | Consumer real estate | Core Portfolio, Residential Financing Receivable    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 321 425
60 to 89 Days Past Due | Consumer real estate | Core Portfolio, Home Equity Financing Receivable    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 108 105
60 to 89 Days Past Due | Consumer real estate | Non-core Portfolio, Residential Financing Receivable    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 468 674
60 to 89 Days Past Due | Consumer real estate | Non-core Portfolio, Home Equity Financing Receivable    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 121 136
60 to 89 Days Past Due | Consumer real estate | Fully Insured Loans    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Non-performing troubled debt with no change in repayment terms at time of discharge, 90 days or more past due 386 547
60 to 89 Days Past Due | Consumer real estate | Nonperforming Financing Receivable    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Non-performing troubled debt with no change in repayment terms at time of discharge, 90 days or more past due 195 216
60 to 89 Days Past Due | Credit card and other consumer | Credit Card Receivable | United States    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 405 341
60 to 89 Days Past Due | Credit card and other consumer | Credit Card Receivable | Non United States    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases including disposal group   27
60 to 89 Days Past Due | Credit card and other consumer | Direct/Indirect Consumer    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 102 79
60 to 89 Days Past Due | Credit card and other consumer | Other consumer    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 2 8
60 to 89 Days Past Due | Commercial Portfolio Segment    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 368 347
60 to 89 Days Past Due | Commercial Portfolio Segment | United States    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 244 263
60 to 89 Days Past Due | Commercial Portfolio Segment | Non United States    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 1 4
60 to 89 Days Past Due | Commercial Portfolio Segment | Commercial Real Estate    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 10 10
60 to 89 Days Past Due | Commercial Portfolio Segment | Commercial Lease Financing    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 68 21
60 to 89 Days Past Due | Commercial Portfolio Segment | Small Business Commercial    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 45 49
90 Days or More Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases $ 7,135  
Loans and leases including disposal group   $ 9,299
Percentage of outstandings 0.76% 1.02%
90 Days or More Past Due | Consumer Portfolio Segment    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases $ 6,564 $ 8,727
Loans and leases including disposal group   8,727
90 Days or More Past Due | Consumer real estate | Core Portfolio, Residential Financing Receivable    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 1,040 1,213
90 Days or More Past Due | Consumer real estate | Core Portfolio, Home Equity Financing Receivable    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 473 451
90 Days or More Past Due | Consumer real estate | Non-core Portfolio, Residential Financing Receivable    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 3,535 5,343
90 Days or More Past Due | Consumer real estate | Non-core Portfolio, Home Equity Financing Receivable    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 572 832
90 Days or More Past Due | Consumer real estate | Fully Insured Loans    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Non-performing troubled debt with no change in repayment terms at time of discharge, 90 days or more past due 3,200 4,800
90 Days or More Past Due | Credit card and other consumer | Credit Card Receivable | United States    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 900 782
90 Days or More Past Due | Credit card and other consumer | Credit Card Receivable | Non United States    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases including disposal group   66
90 Days or More Past Due | Credit card and other consumer | Direct/Indirect Consumer    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 43 34
90 Days or More Past Due | Credit card and other consumer | Other consumer    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 1 6
90 Days or More Past Due | Commercial Portfolio Segment    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 571 572
90 Days or More Past Due | Commercial Portfolio Segment | United States    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 425 400
90 Days or More Past Due | Commercial Portfolio Segment | Non United States    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 3 5
90 Days or More Past Due | Commercial Portfolio Segment | Commercial Real Estate    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 29 56
90 Days or More Past Due | Commercial Portfolio Segment | Commercial Lease Financing    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 26 27
90 Days or More Past Due | Commercial Portfolio Segment | Small Business Commercial    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 88 84
Total Past Due 30 Days or More    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases $ 13,463  
Loans and leases including disposal group   $ 17,008
Percentage of outstandings 1.44% 1.86%
Total Past Due 30 Days or More | Consumer Portfolio Segment    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases $ 11,672 $ 14,506
Loans and leases including disposal group   14,506
Total Past Due 30 Days or More | Consumer real estate | Core Portfolio, Residential Financing Receivable    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 2,603 2,978
Total Past Due 30 Days or More | Consumer real estate | Core Portfolio, Home Equity Financing Receivable    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 796 795
Total Past Due 30 Days or More | Consumer real estate | Non-core Portfolio, Residential Financing Receivable    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 5,031 7,355
Total Past Due 30 Days or More | Consumer real estate | Non-core Portfolio, Home Equity Financing Receivable    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 917 1,228
Total Past Due 30 Days or More | Credit card and other consumer | Credit Card Receivable | United States    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 1,847 1,595
Total Past Due 30 Days or More | Credit card and other consumer | Credit Card Receivable | Non United States    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases including disposal group   130
Total Past Due 30 Days or More | Credit card and other consumer | Direct/Indirect Consumer    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 465 385
Total Past Due 30 Days or More | Credit card and other consumer | Other consumer    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 13 40
Total Past Due 30 Days or More | Commercial Portfolio Segment    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 1,791 2,502
Total Past Due 30 Days or More | Commercial Portfolio Segment | United States    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 1,216 1,615
Total Past Due 30 Days or More | Commercial Portfolio Segment | Non United States    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 56 357
Total Past Due 30 Days or More | Commercial Portfolio Segment | Commercial Real Estate    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 87 86
Total Past Due 30 Days or More | Commercial Portfolio Segment | Commercial Lease Financing    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 204 215
Total Past Due 30 Days or More | Commercial Portfolio Segment | Small Business Commercial    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 228 229
Total Current or Less Than 30 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases $ 906,859  
Loans and leases including disposal group   $ 878,066
Percentage of outstandings, total outstanding 96.81% 95.87%
Total Current or Less Than 30 Days Past Due | Consumer Portfolio Segment    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases $ 431,959 $ 428,076
Loans and leases including disposal group   428,076
Total Current or Less Than 30 Days Past Due | Consumer real estate | Core Portfolio, Residential Financing Receivable    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 174,015 153,519
Total Current or Less Than 30 Days Past Due | Consumer real estate | Core Portfolio, Home Equity Financing Receivable    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 43,449 48,578
Total Current or Less Than 30 Days Past Due | Consumer real estate | Non-core Portfolio, Residential Financing Receivable    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 14,161 17,818
Total Current or Less Than 30 Days Past Due | Consumer real estate | Non-core Portfolio, Home Equity Financing Receivable    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 9,866 12,231
Total Current or Less Than 30 Days Past Due | Credit card and other consumer | Credit Card Receivable | United States    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 94,438 90,683
Total Current or Less Than 30 Days Past Due | Credit card and other consumer | Credit Card Receivable | Non United States    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases including disposal group   9,084
Total Current or Less Than 30 Days Past Due | Credit card and other consumer | Direct/Indirect Consumer    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 93,365 93,704
Total Current or Less Than 30 Days Past Due | Credit card and other consumer | Other consumer    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 2,665 2,459
Total Current or Less Than 30 Days Past Due | Commercial Portfolio Segment    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 474,900 449,990
Total Current or Less Than 30 Days Past Due | Commercial Portfolio Segment | United States    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 283,620 268,757
Total Current or Less Than 30 Days Past Due | Commercial Portfolio Segment | Non United States    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 97,736 89,040
Total Current or Less Than 30 Days Past Due | Commercial Portfolio Segment | Commercial Real Estate    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 58,211 57,269
Total Current or Less Than 30 Days Past Due | Commercial Portfolio Segment | Commercial Lease Financing    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases 21,912 22,160
Total Current or Less Than 30 Days Past Due | Commercial Portfolio Segment | Small Business Commercial    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans and leases $ 13,421 $ 12,764