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Loans and Allowance for Loan Losses (Details) (USD $)
In Thousands, unless otherwise specified
Sep. 30, 2012
Dec. 31, 2011
Summary of loans, by major class within Company's loan portfolio    
Commercial, financial, and agricultural $ 124,977 $ 128,555
Real estate construction - residential 22,074 30,201
Real estate construction - commercial 44,751 47,697
Real estate mortgage - residential 222,124 203,454
Real estate mortgage - commercial 402,969 402,960
Installment and other consumer 26,006 29,884
Unamortized loan origination fees and costs, net 197 179
Total loans $ 843,098 $ 842,930