Loans and Related Allowace for Loan Losses (Loan Portfolio Summarized by the Past Due Status) (Details) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2013	Dec. 31, 2012	Jun. 30, 2012
Financing Receivable, Recorded Investment, 30 to 59 Days Past Due	$ 2,214	$ 1,722
Financing Receivable, Recorded Investment, 60 to 89 Days Past Due	905	4,111
Financing Receivable, Recorded Investment, Equal to Greater than 90 Days Past Due	6,477	8,884
Financing Receivable, Recorded Investment, Past Due, Total	9,596	14,717
Financing Receivable, Recorded Investment, Current	265,664	262,783
Total loans	275,260	277,500	280,442
Financing Receivable, Recorded Investment, 90 Days Past Due and Still Accruing	402	742
Commercial, Financial and Agricultural [Member]
Financing Receivable, Recorded Investment, 30 to 59 Days Past Due	175	30
Financing Receivable, Recorded Investment, 60 to 89 Days Past Due	608
Financing Receivable, Recorded Investment, Equal to Greater than 90 Days Past Due	15	191
Financing Receivable, Recorded Investment, Past Due, Total	798	221
Financing Receivable, Recorded Investment, Current	19,538	19,075
Total loans	20,336	19,296	20,169
Financing Receivable, Recorded Investment, 90 Days Past Due and Still Accruing		171
Real Estate - Commercial [Member]
Financing Receivable, Recorded Investment, 30 to 59 Days Past Due	221	295
Financing Receivable, Recorded Investment, 60 to 89 Days Past Due		819
Financing Receivable, Recorded Investment, Equal to Greater than 90 Days Past Due	1,650	1,928
Financing Receivable, Recorded Investment, Past Due, Total	1,871	3,042
Financing Receivable, Recorded Investment, Current	70,275	66,145
Total loans	72,146	69,187	66,102
Financing Receivable, Recorded Investment, 90 Days Past Due and Still Accruing		93
Real Estate - Construction [Member]
Financing Receivable, Recorded Investment, 30 to 59 Days Past Due		9
Financing Receivable, Recorded Investment, 60 to 89 Days Past Due	8	136
Financing Receivable, Recorded Investment, Equal to Greater than 90 Days Past Due	2,174	2,335
Financing Receivable, Recorded Investment, Past Due, Total	2,182	2,480
Financing Receivable, Recorded Investment, Current	17,912	15,612
Total loans	20,094	18,092	13,219
Financing Receivable, Recorded Investment, 90 Days Past Due and Still Accruing		156
Real Estate - Mortgage [Member]
Financing Receivable, Recorded Investment, 30 to 59 Days Past Due	1,789	1,359
Financing Receivable, Recorded Investment, 60 to 89 Days Past Due	279	3,131
Financing Receivable, Recorded Investment, Equal to Greater than 90 Days Past Due	2,638	4,428
Financing Receivable, Recorded Investment, Past Due, Total	4,706	8,918
Financing Receivable, Recorded Investment, Current	142,332	144,204
Total loans	147,038	153,122	162,604
Financing Receivable, Recorded Investment, 90 Days Past Due and Still Accruing	402	320
Obligations of State and Political Subdivisions [Member]
Financing Receivable, Recorded Investment, Current	10,953	12,769
Total loans	10,953	12,769	12,384
Personal [Member]
Financing Receivable, Recorded Investment, 30 to 59 Days Past Due	29	29
Financing Receivable, Recorded Investment, 60 to 89 Days Past Due	10	25
Financing Receivable, Recorded Investment, Equal to Greater than 90 Days Past Due		2
Financing Receivable, Recorded Investment, Past Due, Total	39	56
Financing Receivable, Recorded Investment, Current	4,654	4,978
Total loans	4,693	5,034	5,964
Financing Receivable, Recorded Investment, 90 Days Past Due and Still Accruing		$ 2