Loans And Allowance For Loan Losses (Summary Of Troubled Debt Restructurings By Class Of Loans, For Which There Was A Payment Default) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2012
Credit Quality [Line Items]
Number of Contracts	17	[1]
Recorded Investment	$ 188	[1]
Commercial Real Estate [Member]
Credit Quality [Line Items]
Number of Contracts		[1]
Recorded Investment		[1]
Commercial Real Estate - FL [Member]
Credit Quality [Line Items]
Number of Contracts		[1]
Recorded Investment		[1]
Commercial And Industrial [Member]
Credit Quality [Line Items]
Number of Contracts		[1]
Recorded Investment		[1]
Commercial Leases [Member]
Credit Quality [Line Items]
Number of Contracts		[1]
Recorded Investment		[1]
Total Commercial Loans And Leases [Member]
Credit Quality [Line Items]
Number of Contracts		[1]
Recorded Investment		[1]
Direct Installment [Member]
Credit Quality [Line Items]
Number of Contracts		[1]
Recorded Investment		[1]
Residential Mortgages [Member]
Credit Quality [Line Items]
Number of Contracts	14	[1]
Recorded Investment	29	[1]
Indirect Installment [Member]
Credit Quality [Line Items]
Number of Contracts	2	[1]
Recorded Investment	158	[1]
Consumer Lines Of Credit [Member]
Credit Quality [Line Items]
Number of Contracts	1	[1]
Recorded Investment	1	[1]
Other [Member]
Credit Quality [Line Items]
Number of Contracts		[1]
Recorded Investment		[1]

[1] Excludes loans that were either charged-off or cured by period end. The recorded investment is as of March 31, 2012.