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Derivative Instruments (Schedule Of Mortgage Banking Derivatives) (Details) - USD ($)
$ in Thousands
Mar. 31, 2023
Dec. 31, 2022
Derivatives, Fair Value [Line Items]    
Fair value, Derivative assets $ 3,576 $ 4,233
Fair value, Derivative liabilities (3,576) (4,233)
Interest Rate Commitments [Member]    
Derivatives, Fair Value [Line Items]    
Notional Amount, Assets 1,587 3,940
TBA Mortgage-Back Securities [Member]    
Derivatives, Fair Value [Line Items]    
Notional Amount, Assets $ 0 $ 0