Loans And Allowance For Loan Losses (Outstanding Balance Of Loans Classified As Troubled Debt Restructurings) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2011
Business [Member]
Outstanding balance of loans classified as troubled debt restructurings	$ 19,821
Real Estate - Construction And Land [Member]
Outstanding balance of loans classified as troubled debt restructurings	39,677
Balance 90 days past due at any time during the previous 12 months	9,736
Real Estate - Business [Member]
Outstanding balance of loans classified as troubled debt restructurings	12,992
Balance 90 days past due at any time during the previous 12 months	1,595
Real Estate - Personal [Member]
Outstanding balance of loans classified as troubled debt restructurings	3,031
Consumer Credit Card [Member]
Outstanding balance of loans classified as troubled debt restructurings	22,428
Balance 90 days past due at any time during the previous 12 months	6,333
Total Loans [Member]
Outstanding balance of loans classified as troubled debt restructurings	97,949
Balance 90 days past due at any time during the previous 12 months	$ 17,664