Quarterly report pursuant to Section 13 or 15(d)

Business Segment Information - Noninterest Income by Business Segment and All Other (Details)

v3.8.0.1
Business Segment Information - Noninterest Income by Business Segment and All Other (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2018
Mar. 31, 2017
Segment Reporting Information [Line Items]    
Card income $ 1,457 $ 1,449
Service charges 1,921 1,918
Investment and brokerage services 3,664 3,417
Investment banking income 1,353 1,584
Trading account profits 2,699 2,331
Other income 423 491
Total noninterest income 11,517 11,190
Interchange fees    
Segment Reporting Information [Line Items]    
Card income 971 958
Other card income    
Segment Reporting Information [Line Items]    
Card income 486 491
Deposit-related fees    
Segment Reporting Information [Line Items]    
Service charges 1,646 1,653
Lending-related fees    
Segment Reporting Information [Line Items]    
Service charges 275 265
Asset management fees    
Segment Reporting Information [Line Items]    
Investment and brokerage services 2,564 2,200
Brokerage fees    
Segment Reporting Information [Line Items]    
Investment and brokerage services 1,100 1,217
Underwriting income    
Segment Reporting Information [Line Items]    
Investment banking income 740 779
Syndication fees    
Segment Reporting Information [Line Items]    
Investment banking income 316 400
Financial advisory services    
Segment Reporting Information [Line Items]    
Investment banking income 297 405
Operating Segments | Consumer Banking    
Segment Reporting Information [Line Items]    
Card income 1,279 1,224
Service charges 1,044 1,050
Investment and brokerage services 82 82
Investment banking income 0 0
Trading account profits 2 0
Other income 115 147
Total noninterest income 2,522 2,503
Operating Segments | Consumer Banking | Interchange fees    
Segment Reporting Information [Line Items]    
Card income 804 784
Operating Segments | Consumer Banking | Other card income    
Segment Reporting Information [Line Items]    
Card income 475 440
Operating Segments | Consumer Banking | Deposit-related fees    
Segment Reporting Information [Line Items]    
Service charges 1,044 1,050
Operating Segments | Consumer Banking | Lending-related fees    
Segment Reporting Information [Line Items]    
Service charges 0 0
Operating Segments | Consumer Banking | Asset management fees    
Segment Reporting Information [Line Items]    
Investment and brokerage services 36 33
Operating Segments | Consumer Banking | Brokerage fees    
Segment Reporting Information [Line Items]    
Investment and brokerage services 46 49
Operating Segments | Consumer Banking | Underwriting income    
Segment Reporting Information [Line Items]    
Investment banking income 0 0
Operating Segments | Consumer Banking | Syndication fees    
Segment Reporting Information [Line Items]    
Investment banking income 0 0
Operating Segments | Consumer Banking | Financial advisory services    
Segment Reporting Information [Line Items]    
Investment banking income 0 0
Operating Segments | Global Wealth & Investment Management    
Segment Reporting Information [Line Items]    
Card income 21 36
Service charges 19 20
Investment and brokerage services 3,040 2,791
Investment banking income 84 51
Trading account profits 29 59
Other income 69 75
Total noninterest income 3,262 3,032
Operating Segments | Global Wealth & Investment Management | Interchange fees    
Segment Reporting Information [Line Items]    
Card income 11 26
Operating Segments | Global Wealth & Investment Management | Other card income    
Segment Reporting Information [Line Items]    
Card income 10 10
Operating Segments | Global Wealth & Investment Management | Deposit-related fees    
Segment Reporting Information [Line Items]    
Service charges 19 20
Operating Segments | Global Wealth & Investment Management | Lending-related fees    
Segment Reporting Information [Line Items]    
Service charges 0 0
Operating Segments | Global Wealth & Investment Management | Asset management fees    
Segment Reporting Information [Line Items]    
Investment and brokerage services 2,528 2,167
Operating Segments | Global Wealth & Investment Management | Brokerage fees    
Segment Reporting Information [Line Items]    
Investment and brokerage services 512 624
Operating Segments | Global Wealth & Investment Management | Underwriting income    
Segment Reporting Information [Line Items]    
Investment banking income 84 51
Operating Segments | Global Wealth & Investment Management | Syndication fees    
Segment Reporting Information [Line Items]    
Investment banking income 0 0
Operating Segments | Global Wealth & Investment Management | Financial advisory services    
Segment Reporting Information [Line Items]    
Investment banking income 0 0
Operating Segments | Global Banking    
Segment Reporting Information [Line Items]    
Card income 135 125
Service charges 763 765
Investment and brokerage services 25 17
Investment banking income 744 925
Trading account profits 61 32
Other income 566 489
Total noninterest income 2,294 2,353
Operating Segments | Global Banking | Interchange fees    
Segment Reporting Information [Line Items]    
Card income 134 121
Operating Segments | Global Banking | Other card income    
Segment Reporting Information [Line Items]    
Card income 1 4
Operating Segments | Global Banking | Deposit-related fees    
Segment Reporting Information [Line Items]    
Service charges 538 544
Operating Segments | Global Banking | Lending-related fees    
Segment Reporting Information [Line Items]    
Service charges 225 221
Operating Segments | Global Banking | Asset management fees    
Segment Reporting Information [Line Items]    
Investment and brokerage services 0 0
Operating Segments | Global Banking | Brokerage fees    
Segment Reporting Information [Line Items]    
Investment and brokerage services 25 17
Operating Segments | Global Banking | Underwriting income    
Segment Reporting Information [Line Items]    
Investment banking income 161 150
Operating Segments | Global Banking | Syndication fees    
Segment Reporting Information [Line Items]    
Investment banking income 298 379
Operating Segments | Global Banking | Financial advisory services    
Segment Reporting Information [Line Items]    
Investment banking income 285 396
Operating Segments | Global Markets    
Segment Reporting Information [Line Items]    
Card income 22 22
Service charges 90 77
Investment and brokerage services 488 531
Investment banking income 609 666
Trading account profits 2,703 2,177
Other income 4 186
Total noninterest income 3,916 3,659
Operating Segments | Global Markets | Interchange fees    
Segment Reporting Information [Line Items]    
Card income 22 22
Operating Segments | Global Markets | Other card income    
Segment Reporting Information [Line Items]    
Card income 0 0
Operating Segments | Global Markets | Deposit-related fees    
Segment Reporting Information [Line Items]    
Service charges 40 33
Operating Segments | Global Markets | Lending-related fees    
Segment Reporting Information [Line Items]    
Service charges 50 44
Operating Segments | Global Markets | Asset management fees    
Segment Reporting Information [Line Items]    
Investment and brokerage services 0 0
Operating Segments | Global Markets | Brokerage fees    
Segment Reporting Information [Line Items]    
Investment and brokerage services 488 531
Operating Segments | Global Markets | Underwriting income    
Segment Reporting Information [Line Items]    
Investment banking income 579 636
Operating Segments | Global Markets | Syndication fees    
Segment Reporting Information [Line Items]    
Investment banking income 18 21
Operating Segments | Global Markets | Financial advisory services    
Segment Reporting Information [Line Items]    
Investment banking income 12 9
All Other    
Segment Reporting Information [Line Items]    
Card income 0 42
Service charges 5 6
Investment and brokerage services 29 (4)
Investment banking income (84) (58)
Trading account profits (96) 63
Other income (331) (406)
Total noninterest income (477) (357)
All Other | Interchange fees    
Segment Reporting Information [Line Items]    
Card income 0 5
All Other | Other card income    
Segment Reporting Information [Line Items]    
Card income 0 37
All Other | Deposit-related fees    
Segment Reporting Information [Line Items]    
Service charges 5 6
All Other | Lending-related fees    
Segment Reporting Information [Line Items]    
Service charges 0 0
All Other | Asset management fees    
Segment Reporting Information [Line Items]    
Investment and brokerage services 0 0
All Other | Brokerage fees    
Segment Reporting Information [Line Items]    
Investment and brokerage services 29 (4)
All Other | Underwriting income    
Segment Reporting Information [Line Items]    
Investment banking income (84) (58)
All Other | Syndication fees    
Segment Reporting Information [Line Items]    
Investment banking income 0 0
All Other | Financial advisory services    
Segment Reporting Information [Line Items]    
Investment banking income $ 0 $ 0