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Loans And Related Allowances For Loan Losses (Primary Segments of the Allowance for Loan Loss) (Details) - USD ($)
$ in Thousands
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Financing Receivable, Allowance for Credit Losses [Line Items]      
Individually evaluated for impairment $ 57 $ 2,173  
Collectively evaluated for impairment 16,429 10,364  
Total Allowance For Loan Losses 16,486 12,537 $ 11,047
Commercial Real Estate [Member]      
Financing Receivable, Allowance for Credit Losses [Line Items]      
Individually evaluated for impairment 4 9  
Collectively evaluated for impairment 5,539 2,873  
Total Allowance For Loan Losses 5,543 2,882 2,780
Acquisition and Development [Member]      
Financing Receivable, Allowance for Credit Losses [Line Items]      
Individually evaluated for impairment 13 2,142  
Collectively evaluated for impairment 2,326 1,532  
Total Allowance For Loan Losses 2,339 3,674 1,721
Commercial and industrial [Member]      
Financing Receivable, Allowance for Credit Losses [Line Items]      
Collectively evaluated for impairment 2,584 1,341  
Total Allowance For Loan Losses 2,584 1,341 1,187
Residential Mortgage [Member]      
Financing Receivable, Allowance for Credit Losses [Line Items]      
Individually evaluated for impairment 40 22  
Collectively evaluated for impairment 5,110 3,806  
Total Allowance For Loan Losses 5,150 3,828 4,544
Consumer [Member]      
Financing Receivable, Allowance for Credit Losses [Line Items]      
Collectively evaluated for impairment 370 312  
Total Allowance For Loan Losses 370 312 315
Unallocated [Member]      
Financing Receivable, Allowance for Credit Losses [Line Items]      
Collectively evaluated for impairment 500 500  
Total Allowance For Loan Losses $ 500 $ 500 $ 500