Quarterly report pursuant to Section 13 or 15(d)

Outstanding Loans and Leases - Past Due (Details)

v3.5.0.2
Outstanding Loans and Leases - Past Due (Details) - USD ($)
$ in Millions
9 Months Ended 12 Months Ended
Sep. 30, 2016
Dec. 31, 2015
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans Accounted for Under the Fair Value Option $ 8,108 $ 6,938
Total Outstandings $ 905,008 $ 896,983
Percentage outstanding, purchase credit-impaired 1.60% 1.86%
Percentage outstanding, loans accounted for under the fair value option 0.90% 0.77%
Percentage outstanding, total outstanding 100.00% 100.00%
Loans pledged to secure borrowings $ 146,100 $ 149,400
Federal National Mortgage Association Certificates and Obligations (FNMA) and Federal Home Loan Mortgage Corporation Certificates and Obligations (FHLMC) | Residential Mortgage    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Unpaid principal balance of loans covered by protection agreement 6,000 3,700
Other Loans | Direct/Indirect Consumer    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total Outstandings 1,100  
Nonperforming Financing Receivable | Direct/Indirect Consumer    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Nonperforming loans 25 21
Purchased Credit - impaired    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Purchased Credit - impaired 14,468 16,685
30 to 59 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases $ 4,132 $ 5,251
Percentage of outstandings 0.46% 0.59%
60 to 89 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases $ 1,967 $ 2,460
Percentage of outstandings 0.22% 0.27%
90 Days or More Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases $ 9,638 $ 13,020
Percentage of outstandings 1.06% 1.45%
Total Past Due 30 Days or Greater    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases $ 15,737 $ 20,731
Percentage of outstandings 1.74% 2.31%
Total Current or Less Than 30 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases $ 866,695 $ 852,629
Percentage of outstandings 95.76% 95.06%
Consumer Portfolio Segment    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans Accounted for Under the Fair Value Option $ 1,768 $ 1,871
Total Outstandings 452,463 456,169
Consumer Portfolio Segment | Residential Mortgage    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans Accounted for Under the Fair Value Option 1,400 1,600
Consumer Portfolio Segment | Home equity    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans Accounted for Under the Fair Value Option 340 250
Consumer Portfolio Segment | Carrying Value    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total Outstandings 450,695 454,298
Consumer Portfolio Segment | Estimate of Fair Value Measurement    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total Outstandings 1,768 1,871
Consumer Portfolio Segment | Purchased Credit - impaired    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Purchased Credit - impaired 14,468 16,685
Consumer Portfolio Segment | 30 to 59 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 3,738 4,532
Consumer Portfolio Segment | 60 to 89 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 1,708 2,230
Consumer Portfolio Segment | 90 Days or More Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 9,176 12,513
Consumer Portfolio Segment | Total Past Due 30 Days or Greater    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 14,622 19,275
Consumer Portfolio Segment | Total Current or Less Than 30 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 421,605 418,338
Consumer Real Estate    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans Accounted for Under the Fair Value Option 1,800 1,900
Consumer Real Estate | Core Portfolio Residential Mortgage    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total Outstandings 150,491 141,795
Consumer Real Estate | Core Portfolio Home Equity    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total Outstandings 50,924 54,917
Consumer Real Estate | Non-core Residential Mortgage    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total Outstandings 26,863 34,050
Consumer Real Estate | Non-core Home Equity    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total Outstandings 14,219 16,412
Consumer Real Estate | Pay option | Non-core Residential Mortgage    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total Outstandings 1,900 2,300
Consumer Real Estate | Fully Insured Loans | Core Portfolio Residential Mortgage    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total Outstandings 21,866 25,096
Consumer Real Estate | Fully Insured Loans | Core Portfolio Home Equity    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total Outstandings 0 0
Consumer Real Estate | Fully Insured Loans | Non-core Residential Mortgage    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total Outstandings 8,194 11,981
Consumer Real Estate | Fully Insured Loans | Non-core Home Equity    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total Outstandings 0 0
Consumer Real Estate | Nonperforming Financing Receivable    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Nonperforming loans 2,500 3,000
Consumer Real Estate | Carrying Value | Core Portfolio Residential Mortgage    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total Outstandings 150,491 141,795
Consumer Real Estate | Carrying Value | Core Portfolio Home Equity    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total Outstandings 50,924 54,917
Consumer Real Estate | Carrying Value | Non-core Residential Mortgage    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total Outstandings 37,477 46,116
Consumer Real Estate | Carrying Value | Non-core Home Equity    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total Outstandings 18,073 21,031
Consumer Real Estate | Purchased Credit - impaired    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Purchased Credit - impaired 14,468 16,685
Consumer Real Estate | Purchased Credit - impaired | Non-core Residential Mortgage    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Purchased Credit - impaired 10,614 12,066
Consumer Real Estate | Purchased Credit - impaired | Non-core Home Equity    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Purchased Credit - impaired 3,854 4,619
Consumer Real Estate | 30 to 59 Days Past Due | Core Portfolio Residential Mortgage    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 1,100 1,214
Consumer Real Estate | 30 to 59 Days Past Due | Core Portfolio Home Equity    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 222 200
Consumer Real Estate | 30 to 59 Days Past Due | Non-core Residential Mortgage    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 1,402 2,045
Consumer Real Estate | 30 to 59 Days Past Due | Non-core Home Equity    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 291 335
Consumer Real Estate | 30 to 59 Days Past Due | Fully Insured Loans    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 1,100 1,700
Consumer Real Estate | 30 to 59 Days Past Due | Nonperforming Financing Receivable    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 306 379
Consumer Real Estate | 60 to 89 Days Past Due | Core Portfolio Residential Mortgage    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 337 368
Consumer Real Estate | 60 to 89 Days Past Due | Core Portfolio Home Equity    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 107 93
Consumer Real Estate | 60 to 89 Days Past Due | Non-core Residential Mortgage    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 717 1,167
Consumer Real Estate | 60 to 89 Days Past Due | Non-core Home Equity    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 137 174
Consumer Real Estate | 60 to 89 Days Past Due | Fully Insured Loans    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 603 1,000
Consumer Real Estate | 60 to 89 Days Past Due | Nonperforming Financing Receivable    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 233 297
Consumer Real Estate | 90 Days or More Past Due | Core Portfolio Residential Mortgage    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 1,244 1,414
Consumer Real Estate | 90 Days or More Past Due | Core Portfolio Home Equity    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 464 579
Consumer Real Estate | 90 Days or More Past Due | Non-core Residential Mortgage    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 5,803 8,439
Consumer Real Estate | 90 Days or More Past Due | Non-core Home Equity    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 865 1,170
Consumer Real Estate | 90 Days or More Past Due | Fully Insured Loans    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 5,100 7,200
Consumer Real Estate | Total Past Due 30 Days or Greater | Core Portfolio Residential Mortgage    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 2,681 2,996
Consumer Real Estate | Total Past Due 30 Days or Greater | Core Portfolio Home Equity    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 793 872
Consumer Real Estate | Total Past Due 30 Days or Greater | Non-core Residential Mortgage    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 7,922 11,651
Consumer Real Estate | Total Past Due 30 Days or Greater | Non-core Home Equity    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 1,293 1,679
Consumer Real Estate | Total Current or Less Than 30 Days Past Due | Core Portfolio Residential Mortgage    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 147,810 138,799
Consumer Real Estate | Total Current or Less Than 30 Days Past Due | Core Portfolio Home Equity    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 50,131 54,045
Consumer Real Estate | Total Current or Less Than 30 Days Past Due | Non-core Residential Mortgage    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 18,941 22,399
Consumer Real Estate | Total Current or Less Than 30 Days Past Due | Non-core Home Equity    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 12,926 14,733
Credit card and other consumer | Credit Card Receivable | United States    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total Outstandings 88,789 89,602
Credit card and other consumer | Credit Card Receivable | Non United States    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total Outstandings 9,258 9,975
Credit card and other consumer | Direct/Indirect Consumer    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total Outstandings 93,294 88,795
Credit card and other consumer | Other consumer    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total Outstandings 2,389 2,067
Credit card and other consumer | Dealer Financial Services Loans | Direct/Indirect Consumer    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total Outstandings 47,800 42,600
Credit card and other consumer | Unsecured Consumed Lending Loans | Direct/Indirect Consumer    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total Outstandings 630 886
Credit card and other consumer | Securities Based Lending Loans | Direct/Indirect Consumer | United States    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total Outstandings 40,100 39,800
Credit card and other consumer | Securities Based Lending Loans | Direct/Indirect Consumer | Non United States    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total Outstandings 3,100 3,900
Credit card and other consumer | Student Loans | Direct/Indirect Consumer    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total Outstandings 514 564
Credit card and other consumer | Other Loans | Direct/Indirect Consumer    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total Outstandings   1,000
Credit card and other consumer | Consumer Finance Loans | Other consumer    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total Outstandings 489 564
Credit card and other consumer | Consumer Leases | Other consumer    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total Outstandings 1,700 1,400
Credit card and other consumer | Consumer Overdrafts | Other consumer    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total Outstandings 151 146
Credit card and other consumer | Carrying Value | Credit Card Receivable | United States    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total Outstandings 88,789 89,602
Credit card and other consumer | Carrying Value | Credit Card Receivable | Non United States    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total Outstandings 9,258 9,975
Credit card and other consumer | Carrying Value | Direct/Indirect Consumer    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total Outstandings 93,294 88,795
Credit card and other consumer | Carrying Value | Other consumer    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total Outstandings 2,389 2,067
Credit card and other consumer | 30 to 59 Days Past Due | Credit Card Receivable | United States    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 443 454
Credit card and other consumer | 30 to 59 Days Past Due | Credit Card Receivable | Non United States    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 32 39
Credit card and other consumer | 30 to 59 Days Past Due | Direct/Indirect Consumer    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 223 227
Credit card and other consumer | 30 to 59 Days Past Due | Other consumer    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 25 18
Credit card and other consumer | 60 to 89 Days Past Due | Credit Card Receivable | United States    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 314 332
Credit card and other consumer | 60 to 89 Days Past Due | Credit Card Receivable | Non United States    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 28 31
Credit card and other consumer | 60 to 89 Days Past Due | Direct/Indirect Consumer    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 62 62
Credit card and other consumer | 60 to 89 Days Past Due | Other consumer    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 6 3
Credit card and other consumer | 90 Days or More Past Due | Credit Card Receivable | United States    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 702 789
Credit card and other consumer | 90 Days or More Past Due | Credit Card Receivable | Non United States    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 65 76
Credit card and other consumer | 90 Days or More Past Due | Direct/Indirect Consumer    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 29 42
Credit card and other consumer | 90 Days or More Past Due | Other consumer    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 4 4
Credit card and other consumer | Total Past Due 30 Days or Greater | Credit Card Receivable | United States    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 1,459 1,575
Credit card and other consumer | Total Past Due 30 Days or Greater | Credit Card Receivable | Non United States    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 125 146
Credit card and other consumer | Total Past Due 30 Days or Greater | Direct/Indirect Consumer    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 314 331
Credit card and other consumer | Total Past Due 30 Days or Greater | Other consumer    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 35 25
Credit card and other consumer | Total Current or Less Than 30 Days Past Due | Credit Card Receivable | United States    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 87,330 88,027
Credit card and other consumer | Total Current or Less Than 30 Days Past Due | Credit Card Receivable | Non United States    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 9,133 9,829
Credit card and other consumer | Total Current or Less Than 30 Days Past Due | Direct/Indirect Consumer    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 92,980 88,464
Credit card and other consumer | Total Current or Less Than 30 Days Past Due | Other consumer    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 2,354 2,042
Commercial    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans Accounted for Under the Fair Value Option 6,340 5,067
Total Outstandings 452,545 440,814
Commercial | United States    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans Accounted for Under the Fair Value Option 2,600 2,300
Total Outstandings 267,019 252,771
Commercial | Non United States    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans Accounted for Under the Fair Value Option 3,700 2,800
Total Outstandings 87,497 91,549
Commercial | Commercial Real Estate    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total Outstandings 57,303 57,199
Commercial | Commercial Real Estate | United States    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total Outstandings 53,900 53,600
Commercial | Commercial Real Estate | Non United States    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total Outstandings 3,400 3,500
Commercial | Small Business Commercial | United States    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total Outstandings 13,077 12,876
Commercial | Carrying Value    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total Outstandings 446,205 435,747
Commercial | Carrying Value | United States    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total Outstandings 267,019 252,771
Commercial | Carrying Value | Non United States    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total Outstandings 87,497 91,549
Commercial | Carrying Value | Commercial Real Estate    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total Outstandings 57,303 57,199
Commercial | Carrying Value | Commercial Lease Financing    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total Outstandings 21,309 21,352
Commercial | Carrying Value | Small Business Commercial    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total Outstandings 13,077 12,876
Commercial | Estimate of Fair Value Measurement    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total Outstandings 6,340 5,067
Commercial | 30 to 59 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 394 719
Commercial | 30 to 59 Days Past Due | United States    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 260 444
Commercial | 30 to 59 Days Past Due | Non United States    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 1 6
Commercial | 30 to 59 Days Past Due | Commercial Real Estate    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 19 36
Commercial | 30 to 59 Days Past Due | Commercial Lease Financing    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 63 150
Commercial | 30 to 59 Days Past Due | Small Business Commercial    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 51 83
Commercial | 60 to 89 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 259 230
Commercial | 60 to 89 Days Past Due | United States    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 142 148
Commercial | 60 to 89 Days Past Due | Non United States    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 18 1
Commercial | 60 to 89 Days Past Due | Commercial Real Estate    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 19 11
Commercial | 60 to 89 Days Past Due | Commercial Lease Financing    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 39 29
Commercial | 60 to 89 Days Past Due | Small Business Commercial    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 41 41
Commercial | 90 Days or More Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 462 507
Commercial | 90 Days or More Past Due | United States    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 310 332
Commercial | 90 Days or More Past Due | Non United States    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 3 1
Commercial | 90 Days or More Past Due | Commercial Real Estate    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 38 82
Commercial | 90 Days or More Past Due | Commercial Lease Financing    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 32 20
Commercial | 90 Days or More Past Due | Small Business Commercial    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 79 72
Commercial | Total Past Due 30 Days or Greater    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 1,115 1,456
Commercial | Total Past Due 30 Days or Greater | United States    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 712 924
Commercial | Total Past Due 30 Days or Greater | Non United States    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 22 8
Commercial | Total Past Due 30 Days or Greater | Commercial Real Estate    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 76 129
Commercial | Total Past Due 30 Days or Greater | Commercial Lease Financing    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 134 199
Commercial | Total Past Due 30 Days or Greater | Small Business Commercial    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 171 196
Commercial | Total Current or Less Than 30 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 445,090 434,291
Commercial | Total Current or Less Than 30 Days Past Due | United States    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 266,307 251,847
Commercial | Total Current or Less Than 30 Days Past Due | Non United States    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 87,475 91,541
Commercial | Total Current or Less Than 30 Days Past Due | Commercial Real Estate    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 57,227 57,070
Commercial | Total Current or Less Than 30 Days Past Due | Commercial Lease Financing    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases 21,175 21,153
Commercial | Total Current or Less Than 30 Days Past Due | Small Business Commercial    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total loans and leases $ 12,906 $ 12,680