Annual report pursuant to Section 13 and 15(d)

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

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Federal Funds Sold or Purchased, Securities Financing Agreements, Short-term Borrowings and Restricted Cash - Schedule (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Federal funds purchased and securities loaned or sold under agreements to repurchase    
Amount    
Average during year $ 193,681 $ 199,501
Maximum month-end balance during year $ 201,089 $ 218,017
Rate    
Average during year 1.80% 1.30%
Short-term borrowings    
Amount    
Average during year $ 36,021 $ 37,337
Maximum month-end balance during year $ 52,480 $ 46,202
Rate    
Average during year 2.69% 2.48%
Federal funds sold and securities borrowed or purchased under agreements to resell    
Amount    
Average during year $ 251,328 $ 222,818
Maximum month-end balance during year $ 279,350 $ 237,064
Rate    
Average during year 1.26% 0.81%