Investment Securities - Textual (Details) (USD $)	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011	Dec. 31, 2011
Schedule of Available-for-sale Securities
Gross realized gains	$ 300,142	$ 428,664	$ 300,142	$ 601,900
Gross realized losses	0	0	0	0
Investment securities pledged as collateral	93,550,946		93,550,946		120,227,824
Mortgage-backed, pass-through securities
Schedule of Available-for-sale Securities
Fair Value	80,459,000		80,459,000		65,210,000
Collateralized Mortgage Obligations
Schedule of Available-for-sale Securities
Fair Value	$ 168,200,000		$ 168,200,000		$ 167,300,000