Quarterly report pursuant to Section 13 or 15(d)

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

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Federal Funds Sold or Purchased, Securities Financing Agreements, Short-term Borrowings and Restricted Cash - Offsetting Assets and Liabilities (Details) - USD ($)
$ in Millions
Mar. 31, 2018
Dec. 31, 2017
Securities borrowed or purchased under agreements to resell:    
Gross Assets $ 381,692 $ 348,472
Amounts Offset (137,062) (135,725)
Net Balance Sheet Amount 244,630 212,747
Financial Instruments (200,677) (165,720)
Net Assets 43,953 47,027
Securities loaned or sold under agreements to repurchase:    
Gross Liabilities 315,590 312,582
Amounts Offset (137,062) (135,725)
Net Balance Sheet Amount 178,528 176,857
Financial Instruments (149,374) (146,205)
Net Liabilities 29,154 30,652
Other:    
Gross Liabilities 20,048 22,711
Amounts Offset 0 0
Net Balance Sheet Amount 20,048 22,711
Financial Instruments (20,048) (22,711)
Net Liabilities 0 0
Total Securities Financing Agreements Liability:    
Gross Liabilities 335,638 335,293
Amounts Offset (137,062) (135,725)
Net Balance Sheet Amount 198,576 199,568
Financial Instruments (169,422) (168,916)
Net Liabilities 29,154 30,652
Loans and leases repurchase activity $ 8,500 $ 10,200