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, 2020
Dec. 31, 2019
Federal funds purchased and securities loaned or sold under agreements to repurchase    
Amount    
Average during year $ 192,479 $ 201,797
Maximum month-end balance during year $ 206,493 $ 203,063
Rate    
Average during year 0.69% 2.31%
Short-term borrowings    
Amount    
Average during year $ 22,486 $ 24,301
Maximum month-end balance during year $ 30,118 $ 36,538
Rate    
Average during year 0.54% 2.42%
Federal funds sold and securities borrowed or purchased under agreements to resell    
Amount    
Average during year $ 309,945 $ 279,610
Maximum month-end balance during year $ 451,179 $ 281,684
Rate    
Average during year 0.29% 1.73%