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Deposits - Narrative (Details) - USD ($)
$ in Millions
Dec. 31, 2024
Dec. 31, 2023
Statistical Disclosure for Banks [Abstract]    
Aggregate amount of time deposit accounts $ 12,600 $ 7,900
Deposits reclassified $ 33 $ 121
Weighted average interest rate, brokered deposit 4.50% 3.70%