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Loans And Related Allowances For Loan Losses (Allowance For Loan Losses Summarized By Loan Portfolio Segments) (Details) (USD $)
In Thousands, unless otherwise specified
Sep. 30, 2013
Jun. 30, 2013
Dec. 31, 2012
Sep. 30, 2012
Jun. 30, 2012
Dec. 31, 2011
Financing Receivable, Allowance for Credit Losses [Line Items]            
Total Allowance For Loan Losses $ 15,151 $ 15,522 $ 16,047 $ 16,349 $ 16,770 $ 19,480
Individually evaluated for impairment 3,043   1,632      
Collectively evaluated for impairment 12,108   14,415      
Commercial Real Estate [Member]
           
Financing Receivable, Allowance for Credit Losses [Line Items]            
Total Allowance For Loan Losses 4,468 5,261 5,206 6,021 5,856 6,218
Individually evaluated for impairment 37   126      
Collectively evaluated for impairment 4,431   5,080      
Acquisition and Development [Member]
           
Financing Receivable, Allowance for Credit Losses [Line Items]            
Total Allowance For Loan Losses 5,281 4,875 5,029 5,635 6,209 7,190
Individually evaluated for impairment 2,928   1,506      
Collectively evaluated for impairment 2,353   3,523      
Commercial and industrial [Member]
           
Financing Receivable, Allowance for Credit Losses [Line Items]            
Total Allowance For Loan Losses 738 753 906 577 860 2,190
Individually evaluated for impairment 0   0      
Collectively evaluated for impairment 738   906      
Residential Mortgage [Member]
           
Financing Receivable, Allowance for Credit Losses [Line Items]            
Total Allowance For Loan Losses 4,362 4,304 4,507 3,748 3,457 3,430
Individually evaluated for impairment 78   0      
Collectively evaluated for impairment 4,284   4,507      
Consumer [Member]
           
Financing Receivable, Allowance for Credit Losses [Line Items]            
Total Allowance For Loan Losses 302 329 399 368 388 452
Individually evaluated for impairment 0   0      
Collectively evaluated for impairment $ 302   $ 399