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Borrowed Funds (Pledged financial instruments) (Details) - USD ($)
$ in Thousands
Sep. 30, 2023
Dec. 31, 2022
Debt Disclosure [Abstract]    
Total $ 528,379 $ 454,320
Short-term Debt [Line Items]    
AFS securities pledged without single maturity dates 75,225 58,291
Federal Home Loan Bank, Advances, General Debt Obligations, Disclosures, Collateral Pledged 380,424 347,331
Securities Sold under Agreements to Repurchase, Fair Value of Collateral 75,225 58,291
Deposit Liabilities, Collateral Issued, Financial Instruments 72,730 48,698
State and Local Funds Purchased [Member]    
Short-term Debt [Line Items]    
AFS securities pledged without single maturity dates 0 11,037
Mortgage Backed Securities, Other [Member]    
Short-term Debt [Line Items]    
AFS securities pledged without single maturity dates 9,410 6,819
Collateralized Mortgage Obligations [Member]    
Short-term Debt [Line Items]    
AFS securities pledged without single maturity dates 2,706 11,084
US Treasury Securities    
Short-term Debt [Line Items]    
AFS securities pledged without single maturity dates $ 63,109 $ 29,351