Quarterly report pursuant to Section 13 or 15(d)

Federal Funds Sold or Purchased, Securities Financing Agreements and Short-term Borrowings - Offsetting Assets and Liabilities (Details)

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Federal Funds Sold or Purchased, Securities Financing Agreements and Short-term Borrowings - Offsetting Assets and Liabilities (Details) - USD ($)
$ in Millions
Sep. 30, 2017
Dec. 31, 2016
Securities borrowed or purchased under agreements to resell:    
Gross Assets $ 362,065 $ 326,970
Amounts Offset (144,851) (128,746)
Net Balance Sheet Amount 217,214 198,224
Financial Instruments (165,776) (154,974)
Net Assets 51,438 43,250
Securities loaned or sold under agreements to repurchase:    
Gross Liabilities 334,627 299,028
Amounts Offset (144,851) (128,746)
Net Balance Sheet Amount 189,776 170,282
Financial Instruments (161,131) (140,774)
Net Liabilities 28,645 29,508
Other:    
Gross Liabilities 22,258 14,448
Amounts Offset 0 0
Net Balance Sheet Amount 22,258 14,448
Financial Instruments (22,258) (14,448)
Net Liabilities 0 0
Total Securities Financing Agreements Liability:    
Gross Liabilities 356,885 313,476
Amounts Offset (144,851) (128,746)
Net Balance Sheet Amount 212,034 184,730
Financial Instruments (183,389) (155,222)
Net Liabilities 28,645 29,508
Loans and leases repurchase activity $ 11,100 $ 10,100