Consolidated Balance Sheets [Parenthetical] (USD $)	Mar. 31, 2012	Dec. 31, 2011
Securities held to maturity, fair value (in dollars)	$ 64,970	$ 70,484
Allowance for loan losses (in dollars)	$ 6,024,351	$ 7,400,049
Preferred stock, shares authorized	2,000,000	2,000,000
Preferred stock, shares issued	425,369	403,989
Preferred stock, shares outstanding	425,369	403,989
Common stock, par value (in dollars per share)	$ 1	$ 1
Common stock, shares authorized	20,000,000	20,000,000
Common stock, shares issued	6,709,199	6,709,199
Common stock, shares outstanding	6,500,396	6,500,396