Quarterly report pursuant to Section 13 or 15(d)

Derivatives - Offsetting Assets (Details)

v3.10.0.1
Derivatives - Offsetting Assets (Details) - USD ($)
$ in Millions
Jun. 30, 2018
Dec. 31, 2017
Offsetting Assets [Line Items]    
Derivative assets, after netting $ 32,200 $ 25,600
Other gross derivative assets 13,000 12,200
Derivative assets 45,210 37,762
Less: Financial instruments collateral (19,200) (11,200)
Total net derivative assets 26,000 26,600
Over-the-counter    
Offsetting Assets [Line Items]    
Total gross derivative assets, before netting 325,300 320,700
Less: Legally enforceable master netting agreements and cash collateral received (295,800) (296,900)
Exchange-traded    
Offsetting Assets [Line Items]    
Total gross derivative assets, before netting 12,100 9,800
Less: Legally enforceable master netting agreements and cash collateral received (10,500) (8,600)
Over-the-counter cleared    
Offsetting Assets [Line Items]    
Total gross derivative assets, before netting 10,200 8,900
Less: Legally enforceable master netting agreements and cash collateral received (9,100) (8,300)
Interest rate contracts | Over-the-counter    
Offsetting Assets [Line Items]    
Total gross derivative assets, before netting 182,000 211,700
Interest rate contracts | Over-the-counter cleared    
Offsetting Assets [Line Items]    
Total gross derivative assets, before netting 3,200 1,900
Foreign exchange risk | Over-the-counter    
Offsetting Assets [Line Items]    
Total gross derivative assets, before netting 104,600 78,700
Foreign exchange risk | Over-the-counter cleared    
Offsetting Assets [Line Items]    
Total gross derivative assets, before netting 1,100 900
Equity contracts | Over-the-counter    
Offsetting Assets [Line Items]    
Total gross derivative assets, before netting 27,000 18,300
Equity contracts | Exchange-traded    
Offsetting Assets [Line Items]    
Total gross derivative assets, before netting 11,000 9,100
Commodity contracts | Over-the-counter    
Offsetting Assets [Line Items]    
Total gross derivative assets, before netting 3,600 2,900
Commodity contracts | Exchange-traded    
Offsetting Assets [Line Items]    
Total gross derivative assets, before netting 1,100 700
Credit derivatives    
Offsetting Assets [Line Items]    
Total gross derivative assets, before netting 49 46
Credit derivatives | Over-the-counter    
Offsetting Assets [Line Items]    
Total gross derivative assets, before netting 8,100 9,100
Credit derivatives | Over-the-counter cleared    
Offsetting Assets [Line Items]    
Total gross derivative assets, before netting $ 5,900 $ 6,100