Loans And Allowance For Loan Losses (Outstanding Balance Of Loans Classified As Troubled Debt Restructurings) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014
Loans And Allowance For Loan Losses [Line Items]
Restructured loans	$ 64,445
Balance 90 days past due at any time during previous 12 months	11,832
Commercial Portfolio Segment [Member] | Business [Member]
Loans And Allowance For Loan Losses [Line Items]
Restructured loans	18,321
Balance 90 days past due at any time during previous 12 months	7,464
Commercial Portfolio Segment [Member] | Real Estate - Construction And Land [Member]
Loans And Allowance For Loan Losses [Line Items]
Restructured loans	12,249
Balance 90 days past due at any time during previous 12 months	3,285
Commercial Portfolio Segment [Member] | Real Estate - Business [Member]
Loans And Allowance For Loan Losses [Line Items]
Restructured loans	12,634
Balance 90 days past due at any time during previous 12 months	22
Personal Banking Portfolio Segment [Member] | Real Estate - Personal [Member]
Loans And Allowance For Loan Losses [Line Items]
Restructured loans	6,000
Balance 90 days past due at any time during previous 12 months	84
Personal Banking Portfolio Segment [Member] | Consumer [Member]
Loans And Allowance For Loan Losses [Line Items]
Restructured loans	4,271
Balance 90 days past due at any time during previous 12 months	47
Personal Banking Portfolio Segment [Member] | Revolving Home Equity [Member]
Loans And Allowance For Loan Losses [Line Items]
Restructured loans	529
Balance 90 days past due at any time during previous 12 months	40
Personal Banking Portfolio Segment [Member] | Consumer Credit Card [Member]
Loans And Allowance For Loan Losses [Line Items]
Restructured loans	10,441
Balance 90 days past due at any time during previous 12 months	$ 890