CONSOLIDATED BALANCE SHEETS (Parenthetical) (Unaudited) (USD $)	Jun. 30, 2012	Dec. 31, 2011
Assets:
Held-to-maturity, fair value	$ 13,691,878	$ 17,738,368
Series A preferred stock [Member]
Shareholders' equity:
Preferred stock, dividend rate	6.00%	6.00%
Preferred stock, par value per share	$ 0.01	$ 0.01
Preferred stock, shares authorized	500,000	500,000
Preferred stock, shares issued	136,842	136,842
Preferred stock, shares outstanding	136,842	136,842
Common Stock [Member]
Shareholders' equity:
Common stock, par value per share	$ 0.01	$ 0.01
Common stock, shares authorized	2,000,000	2,000,000
Common stock, shares issued	876,921	876,921
Common stock, shares outstanding	876,921	876,921
Class B Non-voting common stock [Member]
Shareholders' equity:
Common stock, par value per share	$ 0.01	$ 0.01
Common stock, shares authorized	250,000	250,000
Common stock, shares issued	191,667	191,667
Common stock, shares outstanding	191,667	191,667