Loans and Allowance for Loan Losses (Details 5) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
Loans and Leases Receivable, Gross, Carrying Amount	$ 276,991	$ 267,765
Commercial Real Estate Mortgage [Member]
Loans and Leases Receivable, Gross, Carrying Amount	125,172	126,057
Consumer Real Estate Mortgage [Member]
Loans and Leases Receivable, Gross, Carrying Amount	71,195	70,543
Construction and Land Development [Member]
Loans and Leases Receivable, Gross, Carrying Amount	38,557	31,031
Commercial and Industrial Loans [Member]
Loans and Leases Receivable, Gross, Carrying Amount	40,140	37,458
Consumer and Other Loans [Member]
Loans and Leases Receivable, Gross, Carrying Amount	1,927	2,676
Pass [Member]
Loans and Leases Receivable, Gross, Carrying Amount	244,460	217,602
Pass [Member] | Commercial Real Estate Mortgage [Member]
Loans and Leases Receivable, Gross, Carrying Amount	111,313	101,161
Pass [Member] | Consumer Real Estate Mortgage [Member]
Loans and Leases Receivable, Gross, Carrying Amount	57,959	55,160
Pass [Member] | Construction and Land Development [Member]
Loans and Leases Receivable, Gross, Carrying Amount	36,802	27,207
Pass [Member] | Commercial and Industrial Loans [Member]
Loans and Leases Receivable, Gross, Carrying Amount	36,482	31,426
Pass [Member] | Consumer and Other Loans [Member]
Loans and Leases Receivable, Gross, Carrying Amount	1,904	2,648
Special Mention [Member]
Loans and Leases Receivable, Gross, Carrying Amount	13,092	18,358
Special Mention [Member] | Commercial Real Estate Mortgage [Member]
Loans and Leases Receivable, Gross, Carrying Amount	4,145	9,805
Special Mention [Member] | Consumer Real Estate Mortgage [Member]
Loans and Leases Receivable, Gross, Carrying Amount	8,401	5,122
Special Mention [Member] | Construction and Land Development [Member]
Loans and Leases Receivable, Gross, Carrying Amount	198	804
Special Mention [Member] | Commercial and Industrial Loans [Member]
Loans and Leases Receivable, Gross, Carrying Amount	330	2,620
Special Mention [Member] | Consumer and Other Loans [Member]
Loans and Leases Receivable, Gross, Carrying Amount	18	7
Substandard [Member]
Loans and Leases Receivable, Gross, Carrying Amount	4,250	6,388
Substandard [Member] | Commercial Real Estate Mortgage [Member]
Loans and Leases Receivable, Gross, Carrying Amount	501	1,098
Substandard [Member] | Consumer Real Estate Mortgage [Member]
Loans and Leases Receivable, Gross, Carrying Amount	2,969	3,744
Substandard [Member] | Construction and Land Development [Member]
Loans and Leases Receivable, Gross, Carrying Amount	607	1,312
Substandard [Member] | Commercial and Industrial Loans [Member]
Loans and Leases Receivable, Gross, Carrying Amount	168	213
Substandard [Member] | Consumer and Other Loans [Member]
Loans and Leases Receivable, Gross, Carrying Amount	5	21
Substandard Impaired [Member]
Loans and Leases Receivable, Gross, Carrying Amount	15,189	22,917
Substandard Impaired [Member] | Commercial Real Estate Mortgage [Member]
Loans and Leases Receivable, Gross, Carrying Amount	9,213	11,493
Substandard Impaired [Member] | Consumer Real Estate Mortgage [Member]
Loans and Leases Receivable, Gross, Carrying Amount	1,866	6,517
Substandard Impaired [Member] | Construction and Land Development [Member]
Loans and Leases Receivable, Gross, Carrying Amount	950	1,708
Substandard Impaired [Member] | Commercial and Industrial Loans [Member]
Loans and Leases Receivable, Gross, Carrying Amount	3,160	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