CHANGES IN ACCUMULATED OTHER COMPREHENSIVE INCOME (AOCI) BY COMPONENT - Amount Reclassified from Accumulated Other Comprehensive Income and Affected Line Items in Statements of Income (Details) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Tax effect	$ (26,813)	$ (20,987)	$ (72,106)	$ (54,938)
Total reclassification out of AOCI	52,047	40,740	139,970	106,644
Reclassification out of Accumulated Other Comprehensive Income | Income taxes
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Tax effect	(26,813)	(20,987)	(72,106)	(54,938)
Reclassification out of Accumulated Other Comprehensive Income | Net reclassified amount
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Total reclassification out of AOCI	52,047	40,740	139,970	106,644
Reclassification out of Accumulated Other Comprehensive Income | Unrealized gains (losses) on available-for-sale securities | Net realized gains on sales of available-for-sale securities
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Net realized gains on sales of available-for-sale securities	$ 78,860	$ 61,727	$ 212,076	$ 161,582