Loans And Allowance For Loan Losses (Summary Of Troubled Debt Restructurings By Class Of Loans) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2012
Credit Quality [Line Items]
Number of Contracts	116
Pre-Modification Outstanding Recorded Investment	$ 1,106
Post-Modification Outstanding Recorded Investment	1,106
Commercial Real Estate [Member]
Credit Quality [Line Items]
Number of Contracts
Pre-Modification Outstanding Recorded Investment
Post-Modification Outstanding Recorded Investment
Commercial Real Estate - FL [Member]
Credit Quality [Line Items]
Number of Contracts
Pre-Modification Outstanding Recorded Investment
Post-Modification Outstanding Recorded Investment
Commercial And Industrial [Member]
Credit Quality [Line Items]
Number of Contracts	1
Pre-Modification Outstanding Recorded Investment	117
Post-Modification Outstanding Recorded Investment	73
Commercial Leases [Member]
Credit Quality [Line Items]
Number of Contracts
Pre-Modification Outstanding Recorded Investment
Post-Modification Outstanding Recorded Investment
Total Commercial Loans And Leases [Member]
Credit Quality [Line Items]
Number of Contracts	1
Pre-Modification Outstanding Recorded Investment	117
Post-Modification Outstanding Recorded Investment	73
Direct Installment [Member]
Credit Quality [Line Items]
Number of Contracts	94
Pre-Modification Outstanding Recorded Investment	600
Post-Modification Outstanding Recorded Investment	605
Residential Mortgages [Member]
Credit Quality [Line Items]
Number of Contracts	13
Pre-Modification Outstanding Recorded Investment	377
Post-Modification Outstanding Recorded Investment	416
Indirect Installment [Member]
Credit Quality [Line Items]
Number of Contracts	6
Pre-Modification Outstanding Recorded Investment	9
Post-Modification Outstanding Recorded Investment	9
Consumer Lines Of Credit [Member]
Credit Quality [Line Items]
Number of Contracts	2
Pre-Modification Outstanding Recorded Investment	3
Post-Modification Outstanding Recorded Investment	3
Other [Member]
Credit Quality [Line Items]
Number of Contracts
Pre-Modification Outstanding Recorded Investment
Post-Modification Outstanding Recorded Investment