Quarterly report pursuant to Section 13 or 15(d)

Derivatives - Sales and Trading Revenue (Details)

v3.10.0.1
Derivatives - Sales and Trading Revenue (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2018
Sep. 30, 2017
Sep. 30, 2018
Sep. 30, 2017
Trading Activity, Gains and Losses, Net [Line Items]        
Sales and trading revenue $ 1,893 $ 1,837 $ 6,907 $ 6,124
Brokerage commissions and asset management fee revenue | Global Markets        
Trading Activity, Gains and Losses, Net [Line Items]        
Sales and trading revenue 378 488 1,300 1,500
Trading Securities        
Trading Activity, Gains and Losses, Net [Line Items]        
Sales and trading revenue 2,919 3,068 10,307 10,076
Trading Securities | Trading Account Profits        
Trading Activity, Gains and Losses, Net [Line Items]        
Sales and trading revenue 1,727 1,714 6,614 5,634
Trading Securities | Net Interest Income        
Trading Activity, Gains and Losses, Net [Line Items]        
Sales and trading revenue 581 715 1,852 2,293
Trading Securities | Other        
Trading Activity, Gains and Losses, Net [Line Items]        
Sales and trading revenue 611 639 1,841 2,149
Trading Securities | Interest rate risk        
Trading Activity, Gains and Losses, Net [Line Items]        
Sales and trading revenue 623 744 2,219 2,215
Trading Securities | Interest rate risk | Trading Account Profits        
Trading Activity, Gains and Losses, Net [Line Items]        
Sales and trading revenue 182 330 1,070 833
Trading Securities | Interest rate risk | Net Interest Income        
Trading Activity, Gains and Losses, Net [Line Items]        
Sales and trading revenue 307 365 946 1,182
Trading Securities | Interest rate risk | Other        
Trading Activity, Gains and Losses, Net [Line Items]        
Sales and trading revenue 134 49 203 200
Trading Securities | Foreign exchange risk        
Trading Activity, Gains and Losses, Net [Line Items]        
Sales and trading revenue 379 352 1,165 1,066
Trading Securities | Foreign exchange risk | Trading Account Profits        
Trading Activity, Gains and Losses, Net [Line Items]        
Sales and trading revenue 379 348 1,175 1,063
Trading Securities | Foreign exchange risk | Net Interest Income        
Trading Activity, Gains and Losses, Net [Line Items]        
Sales and trading revenue (2) 2 (15) (2)
Trading Securities | Foreign exchange risk | Other        
Trading Activity, Gains and Losses, Net [Line Items]        
Sales and trading revenue 2 2 5 5
Trading Securities | Equity risk        
Trading Activity, Gains and Losses, Net [Line Items]        
Sales and trading revenue 988 964 3,759 3,143
Trading Securities | Equity risk | Trading Account Profits        
Trading Activity, Gains and Losses, Net [Line Items]        
Sales and trading revenue 853 639 3,105 2,088
Trading Securities | Equity risk | Net Interest Income        
Trading Activity, Gains and Losses, Net [Line Items]        
Sales and trading revenue (215) (142) (542) (372)
Trading Securities | Equity risk | Other        
Trading Activity, Gains and Losses, Net [Line Items]        
Sales and trading revenue 350 467 1,196 1,427
Trading Securities | Credit risk        
Trading Activity, Gains and Losses, Net [Line Items]        
Sales and trading revenue 837 949 2,894 3,399
Trading Securities | Credit risk | Trading Account Profits        
Trading Activity, Gains and Losses, Net [Line Items]        
Sales and trading revenue 266 362 1,093 1,482
Trading Securities | Credit risk | Net Interest Income        
Trading Activity, Gains and Losses, Net [Line Items]        
Sales and trading revenue 465 482 1,424 1,467
Trading Securities | Credit risk | Other        
Trading Activity, Gains and Losses, Net [Line Items]        
Sales and trading revenue 106 105 377 450
Trading Securities | Other risk        
Trading Activity, Gains and Losses, Net [Line Items]        
Sales and trading revenue 92 59 270 253
Trading Securities | Other risk | Trading Account Profits        
Trading Activity, Gains and Losses, Net [Line Items]        
Sales and trading revenue 47 35 171 168
Trading Securities | Other risk | Net Interest Income        
Trading Activity, Gains and Losses, Net [Line Items]        
Sales and trading revenue 26 8 39 18
Trading Securities | Other risk | Other        
Trading Activity, Gains and Losses, Net [Line Items]        
Sales and trading revenue $ 19 $ 16 $ 60 $ 67