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Loans And Related Allowances For Loan Losses (Primary Segments of the Allowance for Loan Loss) (Details) - USD ($)
$ in Thousands
Sep. 30, 2021
Jun. 30, 2021
Dec. 31, 2020
Sep. 30, 2020
Jun. 30, 2020
Dec. 31, 2019
Financing Receivable, Allowance for Credit Losses [Line Items]            
Individually evaluated for impairment $ 205   $ 57      
Collectively evaluated for impairment 16,701   16,429      
Total Allowance For Loan Losses 16,906 $ 17,068 16,486 $ 16,189 $ 17,014 $ 12,537
Commercial Real Estate [Member]            
Financing Receivable, Allowance for Credit Losses [Line Items]            
Individually evaluated for impairment 187   4      
Collectively evaluated for impairment 6,539   5,539      
Total Allowance For Loan Losses 6,726 5,675 5,543 5,294 4,527 2,882
Acquisition and Development [Member]            
Financing Receivable, Allowance for Credit Losses [Line Items]            
Individually evaluated for impairment     13      
Collectively evaluated for impairment 2,910   2,326      
Total Allowance For Loan Losses 2,910 2,500 2,339 2,423 4,498 3,674
Commercial and industrial [Member]            
Financing Receivable, Allowance for Credit Losses [Line Items]            
Collectively evaluated for impairment 2,400   2,584      
Total Allowance For Loan Losses 2,400 2,944 2,584 2,184 1,997 1,341
Residential Mortgage [Member]            
Financing Receivable, Allowance for Credit Losses [Line Items]            
Individually evaluated for impairment 16   40      
Collectively evaluated for impairment 3,582   5,110      
Total Allowance For Loan Losses 3,598 4,859 5,150 5,407 5,106 3,828
Consumer [Member]            
Financing Receivable, Allowance for Credit Losses [Line Items]            
Individually evaluated for impairment 2          
Collectively evaluated for impairment 840   370      
Total Allowance For Loan Losses 842 590 370 381 386 312
Unallocated [Member]            
Financing Receivable, Allowance for Credit Losses [Line Items]            
Collectively evaluated for impairment 430   500      
Total Allowance For Loan Losses $ 430 $ 500 $ 500 $ 500 $ 500 $ 500