Loans (TDR Number Of Contracts Modified And Recorded Investment) (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2016 USD ($) contracts	Mar. 31, 2015 USD ($) contracts
Financing Receivable, Recorded Investment [Line Items]
Additional Specific Reserves Related To Troubled Debt Restructuring	$ 25	$ 857
Troubled Debt Restructuring, Classification removed	$ 806
Financing Receivable, Modifications, Subsequent Default, Number of Contracts, During Period | contracts	55	64
Number of Contracts | contracts	84	106
Total Recorded Investment	$ 2,529	$ 4,170
Financing Receivable, Modifications, Subsequent Default, Recorded Investment, During Period	$ 1,095	$ 1,116
Construction Real Estate - Mortgage [Member]
Financing Receivable, Recorded Investment [Line Items]
Number of Contracts | contracts	0	1
Total Recorded Investment		$ 21
Commercial Financial And Agricultural [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Subsequent Default, Number of Contracts, During Period | contracts	1	3
Number of Contracts | contracts	7	13
Total Recorded Investment	$ 847	$ 995
Financing Receivable, Modifications, Subsequent Default, Recorded Investment, During Period	$ 1	$ 70
Construction Real Estate - Remaining Commercial [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Subsequent Default, Number of Contracts, During Period | contracts	0	0
Number of Contracts | contracts	0	0
Residential Real Estate - Commercial [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Subsequent Default, Number of Contracts, During Period | contracts	1	0
Number of Contracts | contracts	2	3
Total Recorded Investment	$ 617	$ 513
Financing Receivable, Modifications, Subsequent Default, Recorded Investment, During Period	$ 90
Residential Real Estate - Mortgage [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Subsequent Default, Number of Contracts, During Period | contracts	8	13
Number of Contracts | contracts	5	7
Total Recorded Investment	$ 316	$ 534
Financing Receivable, Modifications, Subsequent Default, Recorded Investment, During Period	$ 516	$ 689
Construction Real Estate - Installment [Member]
Financing Receivable, Recorded Investment [Line Items]
Number of Contracts | contracts	0	0
SEPH Commercial Land and Development [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Subsequent Default, Number of Contracts, During Period | contracts	0	0
Number of Contracts | contracts	0	0
Residential Real Estate Home Equity Line Of Credit [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Subsequent Default, Number of Contracts, During Period | contracts	0	0
Number of Contracts | contracts	6	10
Total Recorded Investment	$ 186	$ 301
Consumer Loan [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Subsequent Default, Number of Contracts, During Period | contracts	44	47
Financing Receivable, Modifications, Subsequent Default, Recorded Investment, During Period	$ 463	$ 349
Construction Real Estate - Mortgage [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Subsequent Default, Number of Contracts, During Period | contracts	0	0
Financing Receivable, Modifications, Subsequent Default, Recorded Investment, During Period	$ 0	$ 0
Construction Real Estate - Installment [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Subsequent Default, Number of Contracts, During Period | contracts	0	0
Financing Receivable, Modifications, Subsequent Default, Recorded Investment, During Period	$ 0	$ 0
Commercial Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Subsequent Default, Number of Contracts, During Period | contracts	0	0
Number of Contracts | contracts	0	6
Total Recorded Investment		$ 1,314
Residential Real Estate Installment [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Subsequent Default, Number of Contracts, During Period | contracts	1	1
Number of Contracts | contracts	0	0
Financing Receivable, Modifications, Subsequent Default, Recorded Investment, During Period	$ 25	$ 8
Consumer [Member]
Financing Receivable, Recorded Investment [Line Items]
Number of Contracts | contracts	64	66
Total Recorded Investment	$ 563	$ 492
Finance Leases Financing Receivable [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Subsequent Default, Number of Contracts, During Period | contracts	0	0
Financing Receivable, Modifications, Subsequent Default, Recorded Investment, During Period	$ 0	$ 0
Accruing [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Recorded Investment	346	948
Accruing [Member] | Construction Real Estate - Mortgage [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Recorded Investment	0	0
Accruing [Member] | Commercial Financial And Agricultural [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Recorded Investment	131	398
Accruing [Member] | Residential Real Estate - Mortgage [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Recorded Investment	99	328
Accruing [Member] | Construction Real Estate - Installment [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Recorded Investment	0	0
Accruing [Member] | Residential Real Estate Home Equity Line Of Credit [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Recorded Investment	64	193
Accruing [Member] | Consumer [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Recorded Investment	52	29
Nonaccrual [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Recorded Investment	2,183	3,222
Nonaccrual [Member] | Construction Real Estate - Mortgage [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Recorded Investment		21
Nonaccrual [Member] | Commercial Financial And Agricultural [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Recorded Investment	716	597
Nonaccrual [Member] | Residential Real Estate - Commercial [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Recorded Investment	617	513
Nonaccrual [Member] | Residential Real Estate - Mortgage [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Recorded Investment	217	206
Nonaccrual [Member] | Residential Real Estate Home Equity Line Of Credit [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Recorded Investment	122	108
Nonaccrual [Member] | Commercial Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Recorded Investment		1,314
Nonaccrual [Member] | Consumer [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Recorded Investment	$ 511	$ 463