INVESTMENT SECURITIES (Details) - USD ($)	6 Months Ended	12 Months Ended
	Jun. 30, 2015	Dec. 31, 2014
Schedule of Held-to-maturity Securities [Line Items]
Amortized cost, as adjusted	$ 50,077,250	$ 23,062,034
Gross unrealized holding gains	23,946	922
Gross unrealized holding losses	1,796	5,806
Estimated fair value	50,099,400	23,057,150
Obligations of domestic governmental agencies [Member] | Short-term Investments [Member]
Schedule of Held-to-maturity Securities [Line Items]
Amortized cost, as adjusted	31,765,910	23,062,034
Gross unrealized holding gains	6,781	922
Gross unrealized holding losses	1,326	5,806
Estimated fair value	31,771,365	$ 23,057,150
Obligations of domestic governmental agencies [Member] | Other Long-term Investments [Member]
Schedule of Held-to-maturity Securities [Line Items]
Amortized cost, as adjusted	18,311,340
Gross unrealized holding gains	17,165
Gross unrealized holding losses	470
Estimated fair value	$ 18,328,035