Consolidated Balance Sheets (unaudited) (Parenthetical) (USD $)	Jun. 30, 2012	Dec. 31, 2011
Assets
Securities held-to-maturity, fair value	$ 620,607	$ 1,525,624
Allowance for loan losses	7,670,969	8,497,731
Foreclosed assets, valuation allowance	$ 1,948,783	$ 1,851,160
Stockholders' equity:
Common stock, par value (in dollars per share)	$ 5	$ 5
Common stock, shares authorized (in shares)	10,000,000	10,000,000
Common stock, shares issued (in shares)	4,959,009	4,959,009
Common stock, shares outstanding (in shares)	4,959,009	4,959,009