Loans And The Allowance For Credit Losses (Impaired Loans By Class) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013	Dec. 31, 2013
Financing Receivable, Impaired [Line Items]
Recorded Investment	$ 1,006		$ 906
Unpaid Principal Balance	1,140		1,178
Related Allowance	132		112
Average Recorded Investment	817	3,022
Interest Income Recognized	2	56
Installment Loans [Member]
Financing Receivable, Impaired [Line Items]
Average Recorded Investment		6
Commercial, Financial And Agricultural [Member]
Financing Receivable, Impaired [Line Items]
Recorded Investment	120		20
Unpaid Principal Balance	120		21
Related Allowance	1		2
Average Recorded Investment	53	521
Interest Income Recognized		8
Real Estate Loans – Residential [Member]
Financing Receivable, Impaired [Line Items]
Recorded Investment	724		722
Unpaid Principal Balance	845		982
Related Allowance	63		41
Average Recorded Investment	602	2,285
Interest Income Recognized	2	33
Real Estate Loans – Commercial [Member]
Financing Receivable, Impaired [Line Items]
Recorded Investment	162		164
Unpaid Principal Balance	175		175
Related Allowance	68		69
Average Recorded Investment	162	210
Interest Income Recognized		15
With No Related Allowance Recorded [Member] | Installment Loans [Member]
Financing Receivable, Impaired [Line Items]
Average Recorded Investment		3
With No Related Allowance Recorded [Member] | Commercial, Financial And Agricultural [Member]
Financing Receivable, Impaired [Line Items]
Recorded Investment	101
Unpaid Principal Balance	101
Average Recorded Investment	34	107
Interest Income Recognized		8
With No Related Allowance Recorded [Member] | Real Estate Loans – Residential [Member] | First Mortgage [Member]
Financing Receivable, Impaired [Line Items]
Recorded Investment	325		410
Unpaid Principal Balance	440		629
Average Recorded Investment	264	841
Interest Income Recognized	2	33
With No Related Allowance Recorded [Member] | Real Estate Loans – Residential [Member] | Second Mortgage [Member]
Financing Receivable, Impaired [Line Items]
Recorded Investment	168		181
Unpaid Principal Balance	169		218
Average Recorded Investment	174	67
With No Related Allowance Recorded [Member] | Real Estate Loans – Commercial [Member] | Owner Occupied [Member]
Financing Receivable, Impaired [Line Items]
Average Recorded Investment		36
Interest Income Recognized		15
With Related Allowance Recorded [Member] | Installment Loans [Member]
Financing Receivable, Impaired [Line Items]
Average Recorded Investment		3
With Related Allowance Recorded [Member] | Commercial, Financial And Agricultural [Member]
Financing Receivable, Impaired [Line Items]
Recorded Investment	19		20
Unpaid Principal Balance	19		21
Related Allowance	1		2
Average Recorded Investment	19	414
With Related Allowance Recorded [Member] | Real Estate Loans – Residential [Member] | First Mortgage [Member]
Financing Receivable, Impaired [Line Items]
Recorded Investment	231		131
Unpaid Principal Balance	236		135
Related Allowance	63		41
Average Recorded Investment	164	677
With Related Allowance Recorded [Member] | Real Estate Loans – Residential [Member] | Second Mortgage [Member]
Financing Receivable, Impaired [Line Items]
Average Recorded Investment		700
With Related Allowance Recorded [Member] | Real Estate Loans – Commercial [Member] | Owner Occupied [Member]
Financing Receivable, Impaired [Line Items]
Recorded Investment	162		164
Unpaid Principal Balance	175		175
Related Allowance	68		69
Average Recorded Investment	$ 162	$ 174