v3.25.2
Investment Securities (Narrative) (Details) - USD ($)
$ in Millions
6 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Dec. 31, 2024
Schedule of Investments [Line Items]      
Loan interest receivable $ 36   $ 38
Securities gains and losses 0 $ 0  
Carrying value of securities pledged 7,600    
Pledged to the FHLB as collateral for potential future borrowings 5,900    
Collateral for potential future borrowings 1,700    
Liabilities secured by pledged collateral 463    
Floating rate securities $ 3   $ 3