Quarterly report pursuant to Section 13 or 15(d)

Derivatives - Offsetting Assets (Details)

v3.8.0.1
Derivatives - Offsetting Assets (Details) - USD ($)
$ in Millions
Mar. 31, 2018
Dec. 31, 2017
Offsetting Assets [Line Items]    
Derivative assets, after netting $ 34,600 $ 25,600
Other gross derivative assets 13,300 12,200
Derivative assets 47,869 37,762
Less: Financial instruments collateral (20,100) (11,200)
Total net derivative assets 27,800 26,600
Over-the-counter    
Offsetting Assets [Line Items]    
Total gross derivative assets, before netting 323,900 320,700
Less: Legally enforceable master netting agreements and cash collateral received (291,800) (296,900)
Exchange-traded    
Offsetting Assets [Line Items]    
Total gross derivative assets, before netting 12,500 9,800
Less: Legally enforceable master netting agreements and cash collateral received (11,000) (8,600)
Over-the-counter cleared    
Offsetting Assets [Line Items]    
Total gross derivative assets, before netting 10,700 8,900
Less: Legally enforceable master netting agreements and cash collateral received (9,700) (8,300)
Interest rate contracts | Over-the-counter    
Offsetting Assets [Line Items]    
Total gross derivative assets, before netting 200,000 211,700
Interest rate contracts | Over-the-counter cleared    
Offsetting Assets [Line Items]    
Total gross derivative assets, before netting 3,400 1,900
Foreign exchange risk | Over-the-counter    
Offsetting Assets [Line Items]    
Total gross derivative assets, before netting 83,500 78,700
Foreign exchange risk | Over-the-counter cleared    
Offsetting Assets [Line Items]    
Total gross derivative assets, before netting 500 900
Equity contracts | Over-the-counter    
Offsetting Assets [Line Items]    
Total gross derivative assets, before netting 28,500 18,300
Equity contracts | Exchange-traded    
Offsetting Assets [Line Items]    
Total gross derivative assets, before netting 11,700 9,100
Commodity contracts | Over-the-counter    
Offsetting Assets [Line Items]    
Total gross derivative assets, before netting 3,200 2,900
Commodity contracts | Exchange-traded    
Offsetting Assets [Line Items]    
Total gross derivative assets, before netting 800 700
Credit derivatives    
Offsetting Assets [Line Items]    
Total gross derivative assets, before netting 48 46
Credit derivatives | Over-the-counter    
Offsetting Assets [Line Items]    
Total gross derivative assets, before netting 8,700 9,100
Credit derivatives | Over-the-counter cleared    
Offsetting Assets [Line Items]    
Total gross derivative assets, before netting $ 6,800 $ 6,100