MORTGAGE SERVICING RIGHTS- Mortgage Servicing Rights Measured using Amortization Method with Aggregate Activity in Related Valuation Allowances - Activity in the balance of mortgage servicing rights, measured using the amortization method (Details) (USD $)	6 Months Ended	12 Months Ended
	Jun. 30, 2013	Dec. 31, 2012
Transfers And Servicing [Abstract]
Balance, beginning of year	$ 664,436	$ 697,733
Servicing rights capitalized	63,515	219,975
Amortization of servicing rights	(85,946)	(297,784)
Change in valuation allowance	12,472	44,512
Balance, end of period	$ 654,477	$ 664,436