Loans and Allowance for Loan Losses (Details 4) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2012	Dec. 31, 2011
Loans and Leases Receivable, Gross, Carrying Amount	$ 273,820	$ 267,765
Commercial Real Estate Mortgage [Member]
Loans and Leases Receivable, Gross, Carrying Amount	126,730	126,057
Consumer Real Estate Mortgage [Member]
Loans and Leases Receivable, Gross, Carrying Amount	71,050	70,543
Construction and Land Development [Member]
Loans and Leases Receivable, Gross, Carrying Amount	33,612	31,031
Commercial and Industrial Loans [Member]
Loans and Leases Receivable, Gross, Carrying Amount	40,012	37,458
Consumer and Other Loans [Member]
Loans and Leases Receivable, Gross, Carrying Amount	2,416	2,676
Pass [Member]
Loans and Leases Receivable, Gross, Carrying Amount	233,634	217,602
Pass [Member] \| Commercial Real Estate Mortgage [Member]
Loans and Leases Receivable, Gross, Carrying Amount	108,433	101,161
Pass [Member] \| Consumer Real Estate Mortgage [Member]
Loans and Leases Receivable, Gross, Carrying Amount	57,659	55,160
Pass [Member] \| Construction and Land Development [Member]
Loans and Leases Receivable, Gross, Carrying Amount	29,147	27,207
Pass [Member] \| Commercial and Industrial Loans [Member]
Loans and Leases Receivable, Gross, Carrying Amount	36,134	31,426
Pass [Member] \| Consumer and Other Loans [Member]
Loans and Leases Receivable, Gross, Carrying Amount	2,261	2,648
Special Mention [Member]
Loans and Leases Receivable, Gross, Carrying Amount	16,643	18,358
Special Mention [Member] \| Commercial Real Estate Mortgage [Member]
Loans and Leases Receivable, Gross, Carrying Amount	5,961	9,805
Special Mention [Member] \| Consumer Real Estate Mortgage [Member]
Loans and Leases Receivable, Gross, Carrying Amount	7,003	5,122
Special Mention [Member] \| Construction and Land Development [Member]
Loans and Leases Receivable, Gross, Carrying Amount	2,820	804
Special Mention [Member] \| Commercial and Industrial Loans [Member]
Loans and Leases Receivable, Gross, Carrying Amount	710	2,620
Special Mention [Member] \| Consumer and Other Loans [Member]
Loans and Leases Receivable, Gross, Carrying Amount	149	7
Substandard [Member]
Loans and Leases Receivable, Gross, Carrying Amount	5,328	6,388
Substandard [Member] \| Commercial Real Estate Mortgage [Member]
Loans and Leases Receivable, Gross, Carrying Amount	575	1,098
Substandard [Member] \| Consumer Real Estate Mortgage [Member]
Loans and Leases Receivable, Gross, Carrying Amount	3,871	3,744
Substandard [Member] \| Construction and Land Development [Member]
Loans and Leases Receivable, Gross, Carrying Amount	693	1,312
Substandard [Member] \| Commercial and Industrial Loans [Member]
Loans and Leases Receivable, Gross, Carrying Amount	183	213
Substandard [Member] \| Consumer and Other Loans [Member]
Loans and Leases Receivable, Gross, Carrying Amount	6	21
Substandard Impaired [Member]
Loans and Leases Receivable, Gross, Carrying Amount	18,215	22,917
Substandard Impaired [Member] \| Commercial Real Estate Mortgage [Member]
Loans and Leases Receivable, Gross, Carrying Amount	11,761	11,493
Substandard Impaired [Member] \| Consumer Real Estate Mortgage [Member]
Loans and Leases Receivable, Gross, Carrying Amount	2,517	6,517
Substandard Impaired [Member] \| Construction and Land Development [Member]
Loans and Leases Receivable, Gross, Carrying Amount	952	1,708
Substandard Impaired [Member] \| Commercial and Industrial Loans [Member]
Loans and Leases Receivable, Gross, Carrying Amount	2,985	3,199
Substandard Impaired [Member] \| Consumer and Other Loans [Member]
Loans and Leases Receivable, Gross, Carrying Amount	0	0
Doubtful [Member]
Loans and Leases Receivable, Gross, Carrying Amount		2,500
Doubtful [Member] \| Commercial Real Estate Mortgage [Member]
Loans and Leases Receivable, Gross, Carrying Amount		2,500
Doubtful [Member] \| Consumer Real Estate Mortgage [Member]
Loans and Leases Receivable, Gross, Carrying Amount		0
Doubtful [Member] \| Construction and Land Development [Member]
Loans and Leases Receivable, Gross, Carrying Amount		0
Doubtful [Member] \| Commercial and Industrial Loans [Member]
Loans and Leases Receivable, Gross, Carrying Amount		0
Doubtful [Member] \| Consumer and Other Loans [Member]
Loans and Leases Receivable, Gross, Carrying Amount		$ 0