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Securities Financing Agreements, Short-term Borrowings, Collateral and Restricted Cash - Collateral (Details) - USD ($)
$ in Billions
12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Securities Financing Agreements, Short-term Borrowings, Collateral and Restricted Cash [Abstract]    
Securities held as collateral, fair value $ 925.7 $ 911.3
Securities received as collateral, amount re-pledged and sold $ 882.2 $ 870.9