Loans And Related Allowances For Loan Losses (Allowance For Loan Losses Summarized By Loan Portfolio Segments Roll Forward) (Details) (USD $)
3 Months Ended 6 Months Ended
Jun. 30, 2012
Jun. 30, 2011
Jun. 30, 2012
Jun. 30, 2011
Financing Receivable, Allowance for Credit Losses [Line Items]        
ALL Beginning Balance $ 17,213,000 $ 21,409,000 $ 19,480,000 $ 22,138,000
Charge-offs (2,149,000) (3,989,000) (13,103,000) (6,777,000)
Recoveries 594,000 320,000 1,157,000 1,035,000
Provision for Loan Losses Expensed 1,112,000 3,261,000 9,236,000 4,605,000
ALL Ending Balance 16,770,000 21,001,000 16,770,000 21,001,000
Commercial Real Estate [Member]
       
Financing Receivable, Allowance for Credit Losses [Line Items]        
ALL Beginning Balance 6,635,000 7,948,000 6,218,000 8,658,000
Charge-offs (1,119,000) (2,976,000) (2,280,000) (4,530,000)
Recoveries 58,000 1,000 58,000 78,000
Provision for Loan Losses Expensed 282,000 1,139,000 1,860,000 1,906,000
ALL Ending Balance 5,856,000 6,112,000 5,856,000 6,112,000
Acquisition and Development [Member]
       
Financing Receivable, Allowance for Credit Losses [Line Items]        
ALL Beginning Balance 5,879,000 7,131,000 7,190,000 6,345,000
Charge-offs (424,000) (326,000) (670,000) (721,000)
Recoveries 391,000 72,000 403,000 271,000
Provision for Loan Losses Expensed 363,000 1,563,000 (714,000) 2,545,000
ALL Ending Balance 6,209,000 8,440,000 6,209,000 8,440,000
Commercial and industrial [Member]
       
Financing Receivable, Allowance for Credit Losses [Line Items]        
ALL Beginning Balance 929,000 2,071,000 2,190,000 1,345,000
Charge-offs (50,000) (113,000) (9,141,000) (248,000)
Recoveries 2,000 8,000 332,000 10,000
Provision for Loan Losses Expensed (21,000) 269,000 7,479,000 1,128,000
ALL Ending Balance 860,000 2,235,000 860,000 2,235,000
Residential Mortgage [Member]
       
Financing Receivable, Allowance for Credit Losses [Line Items]        
ALL Beginning Balance 3,377,000 3,851,000 3,430,000 4,211,000
Charge-offs (382,000) (330,000) (665,000) (802,000)
Recoveries 24,000 108,000 123,000 391,000
Provision for Loan Losses Expensed 438,000 85,000 569,000 (86,000)
ALL Ending Balance 3,457,000 3,714,000 3,457,000 3,714,000
Consumer [Member]
       
Financing Receivable, Allowance for Credit Losses [Line Items]        
ALL Beginning Balance 393,000 408,000 452,000 1,579,000
Charge-offs (174,000) (244,000) (347,000) (476,000)
Recoveries 119,000 131,000 241,000 285,000
Provision for Loan Losses Expensed 50,000 205,000 42,000 (888,000)
ALL Ending Balance $ 388,000 $ 500,000 $ 388,000 $ 500,000