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Allowance For Loan Losses (Schedule Of Information Related To Average Recorded Investment And Interest Income Recognized On Impaired Loans) (Details) - USD ($)
$ in Thousands
9 Months Ended
Sep. 30, 2019
Sep. 30, 2018
Financing Receivable, Impaired [Line Items]    
With no related allowance recorded, Average recorded investment $ 5,128 $ 4,783
With no related allowance recorded, Interest income recognized 41 7
With an allowance recorded, Average recorded investment 4,800 5,730
With an allowance recorded, Interest income recognized 136 179
Commercial and industrial    
Financing Receivable, Impaired [Line Items]    
With no related allowance recorded, Average recorded investment 570 910
With no related allowance recorded, Interest income recognized 0 0
With an allowance recorded, Average recorded investment 0 0
With an allowance recorded, Interest income recognized 0 0
Commercial real estate    
Financing Receivable, Impaired [Line Items]    
With no related allowance recorded, Average recorded investment 4,558 3,873
With no related allowance recorded, Interest income recognized 41 7
With an allowance recorded, Average recorded investment 4,800 5,730
With an allowance recorded, Interest income recognized $ 136 $ 179