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Borrowed Funds (Narrative) (Details) - USD ($)
$ in Millions
9 Months Ended
Sep. 30, 2025
Dec. 31, 2024
Debt Instrument [Line Items]    
Repurchase agreements secured by available for sale securities $ 88.0 $ 71.6
Borrowing capacity to account balances, percentage 102.00%  
US Government Agencies Debt Securities    
Debt Instrument [Line Items]    
Repurchase agreements secured by available for sale securities $ 28.6