Loans and Allowance for Loan Losses (Details 1) (USD $)	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Balance, beginning of year	$ 7,400,049	$ 9,132,171	$ 5,905,054
Provision for loan losses	430,000	445,000	7,291,000
Charge-offs	(2,868,576)	(3,148,314)	(4,688,054)
Recoveries	1,179,808	971,192	624,171
Balance, end of year	$ 6,141,281	$ 7,400,049	$ 9,132,171