Loans And Allowance For Loan Losses (Outstanding Balance Of Loans Classified As Troubled Debt Restructurings) (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2014
Loans And Allowance For Loan Losses [Line Items]
Restructured loans	$ 85,993
Balance 90 days past due at any time during previous 12 months	17,994
Commercial Portfolio Segment [Member] | Business [Member]
Loans And Allowance For Loan Losses [Line Items]
Restructured loans	30,973
Balance 90 days past due at any time during previous 12 months	7,969
Commercial Portfolio Segment [Member] | Real Estate - Construction And Land [Member]
Loans And Allowance For Loan Losses [Line Items]
Restructured loans	23,217
Balance 90 days past due at any time during previous 12 months	5,014
Commercial Portfolio Segment [Member] | Real Estate - Business [Member]
Loans And Allowance For Loan Losses [Line Items]
Restructured loans	7,414
Balance 90 days past due at any time during previous 12 months	2,421
Personal Banking Portfolio Segment [Member] | Real Estate - Personal [Member]
Loans And Allowance For Loan Losses [Line Items]
Restructured loans	7,002
Balance 90 days past due at any time during previous 12 months	60
Personal Banking Portfolio Segment [Member] | Consumer [Member]
Loans And Allowance For Loan Losses [Line Items]
Restructured loans	5,486
Balance 90 days past due at any time during previous 12 months	1,676
Personal Banking Portfolio Segment [Member] | Revolving Home Equity [Member]
Loans And Allowance For Loan Losses [Line Items]
Restructured loans	605
Balance 90 days past due at any time during previous 12 months	0
Personal Banking Portfolio Segment [Member] | Consumer Credit Card [Member]
Loans And Allowance For Loan Losses [Line Items]
Restructured loans	11,296
Balance 90 days past due at any time during previous 12 months	$ 854