Loans (TDR Number Of Contracts Modified And Recorded Investment) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended	9 Months Ended
	Sep. 30, 2011	Sep. 30, 2011
Financing Receivable, Recorded Investment [Line Items]
Number of Contracts	34	118
Recorded Investment	$ 9,242	$ 39,229
Commercial, Financial And Agricultural [Member]
Financing Receivable, Recorded Investment [Line Items]
Number of Contracts	14	32
Recorded Investment	1,977	5,677
Construction Real Estate - Vision Commercial Land And Development [Member]
Financing Receivable, Recorded Investment [Line Items]
Number of Contracts	2	8
Recorded Investment	504	3,342
Construction Real Estate - Remaining Commercial [Member]
Financing Receivable, Recorded Investment [Line Items]
Number of Contracts	3	16
Recorded Investment	2,192	14,795
Construction Real Estate - Mortgage [Member]
Financing Receivable, Recorded Investment [Line Items]
Number of Contracts		1
Recorded Investment		66
Residential Real Estate - Commercial [Member]
Financing Receivable, Recorded Investment [Line Items]
Number of Contracts	3	10
Recorded Investment	239	3,493
Residential Real Estate - Mortgage [Member]
Financing Receivable, Recorded Investment [Line Items]
Number of Contracts	7	27
Recorded Investment	1,550	4,137
Residential Real Estate - HELOC [Member]
Financing Receivable, Recorded Investment [Line Items]
Number of Contracts		1
Recorded Investment		50
Residential Real Estate - Installment [Member]
Financing Receivable, Recorded Investment [Line Items]
Number of Contracts	1	2
Recorded Investment	17	36
Commercial Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Number of Contracts	4	21
Recorded Investment	$ 2,763	$ 7,633