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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, 2020
Jun. 30, 2020
Dec. 31, 2019
Sep. 30, 2019
Jun. 30, 2019
Dec. 31, 2018
Financing Receivable, Allowance for Credit Losses [Line Items]            
Individually evaluated for impairment $ 72   $ 2,173      
Collectively evaluated for impairment 16,117   10,364      
Total Allowance For Loan Losses 16,189 $ 17,014 12,537 $ 11,971 $ 11,976 $ 11,047
Commercial Real Estate [Member]            
Financing Receivable, Allowance for Credit Losses [Line Items]            
Individually evaluated for impairment 5   9      
Collectively evaluated for impairment 5,289   2,873      
Total Allowance For Loan Losses 5,294 4,527 2,882 2,685 2,735 2,780
Acquisition and Development [Member]            
Financing Receivable, Allowance for Credit Losses [Line Items]            
Individually evaluated for impairment 42   2,142      
Collectively evaluated for impairment 2,381   1,532      
Total Allowance For Loan Losses 2,423 4,498 3,674 3,380 3,294 1,721
Commercial and industrial [Member]            
Financing Receivable, Allowance for Credit Losses [Line Items]            
Collectively evaluated for impairment 2,184   1,341      
Total Allowance For Loan Losses 2,184 1,997 1,341 1,195 1,147 1,187
Residential Mortgage [Member]            
Financing Receivable, Allowance for Credit Losses [Line Items]            
Individually evaluated for impairment 25   22      
Collectively evaluated for impairment 5,382   3,806      
Total Allowance For Loan Losses 5,407 5,106 3,828 3,899 3,981 4,544
Consumer [Member]            
Financing Receivable, Allowance for Credit Losses [Line Items]            
Collectively evaluated for impairment 381   312      
Total Allowance For Loan Losses 381 386 312 312 319 315
Unallocated [Member]            
Financing Receivable, Allowance for Credit Losses [Line Items]            
Collectively evaluated for impairment 500   500      
Total Allowance For Loan Losses $ 500 $ 500 $ 500 $ 500 $ 500 $ 500