Loans And Related Allowances For Loan Losses (Loan Portfolio Segments) (Details) (USD $)
In Thousands, unless otherwise specified
Mar. 31, 2013
Dec. 31, 2012
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total Loans $ 859,669 $ 874,829
Individually evaluated for impairment 48,499 47,842
Collectively evaluated for impairment 811,170 826,987
Commercial Real Estate [Member]
   
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total Loans 290,619 298,851
Individually evaluated for impairment 15,990 15,941
Collectively evaluated for impairment 274,629 282,910
Acquisition and Development [Member]
   
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total Loans 124,142 128,391
Individually evaluated for impairment 24,242 24,112
Collectively evaluated for impairment 99,900 104,279
Commercial and industrial [Member]
   
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total Loans 68,380 69,013
Individually evaluated for impairment 3,415 3,449
Collectively evaluated for impairment 64,965 65,564
Residential Mortgage [Member]
   
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total Loans 348,979 346,919
Individually evaluated for impairment 4,736 4,304
Collectively evaluated for impairment 344,243 342,615
Consumer [Member]
   
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total Loans 27,549 31,655
Individually evaluated for impairment 116 36
Collectively evaluated for impairment $ 27,433 $ 31,619