Loans, Credit Quality Indicator (Details) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2012	Dec. 31, 2011	Jun. 30, 2011
Financing Receivable, Recorded Investment [Line Items]
Total Loans	$ 716,361	$ 716,321	$ 759,110
Loan balance for reviewing, minimum	50,000
Commercial [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	55,274	48,986
Industrial [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	11,284	8,422
Commercial Construction [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	56,368	58,546
Residential Construction [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	4,169	3,530
Commercial Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	308,936	315,281
Residential Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	193,190	193,638
Farmland [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	48,748	48,225
Consumer [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	29,652	30,449
Other [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	8,740	9,244
Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	616,826	611,939
Pass [Member] | Commercial [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	48,827	42,586
Pass [Member] | Industrial [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	11,224	8,153
Pass [Member] | Commercial Construction [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	29,788	28,746
Pass [Member] | Residential Construction [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	3,861	3,227
Pass [Member] | Commercial Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	267,537	272,062
Pass [Member] | Residential Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	173,328	175,100
Pass [Member] | Farmland [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	44,892	43,664
Pass [Member] | Consumer [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	28,737	29,372
Pass [Member] | Other [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	8,632	9,029
Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	30,096	29,605
Special Mention [Member] | Commercial [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	2,050	1,481
Special Mention [Member] | Industrial [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	0	0
Special Mention [Member] | Commercial Construction [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	1,930	2,814
Special Mention [Member] | Residential Construction [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	103	303
Special Mention [Member] | Commercial Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	14,556	14,790
Special Mention [Member] | Residential Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	9,939	8,343
Special Mention [Member] | Farmland [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	1,169	1,413
Special Mention [Member] | Consumer [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	336	362
Special Mention [Member] | Other [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	13	99
Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	69,439	74,777
Substandard [Member] | Commercial [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	4,397	4,919
Substandard [Member] | Industrial [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	60	269
Substandard [Member] | Commercial Construction [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	24,650	26,986
Substandard [Member] | Residential Construction [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	205	0
Substandard [Member] | Commercial Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	26,843	28,429
Substandard [Member] | Residential Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	9,923	10,195
Substandard [Member] | Farmland [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	2,687	3,148
Substandard [Member] | Consumer [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	579	715
Substandard [Member] | Other [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	$ 95	$ 116