INCOME PER COMMON SHARE (Details) - USD ($)	3 Months Ended								12 Months Ended
	Dec. 31, 2016	Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Numerator:
Net Income	$ 1,312,879	$ 1,426,338	$ 1,312,110	$ 1,195,736	$ 1,226,971	$ 1,198,919	$ 1,253,438	$ 1,204,960	$ 5,247,063	$ 4,884,288	$ 4,398,820
Denominator:
Weighted average shares outstanding									4,935,349	4,912,499	4,907,208
Effect of dilutive shares									118,765	154,586	125,003
Weighted average shares outstanding-diluted									5,054,114	5,067,085	5,032,211
Earnings per share
Earnings per share - basic	$ 0.27	$ 0.28	$ 0.27	$ 0.24	$ 0.25	$ 0.24	$ 0.26	$ 0.25	$ 1.06	$ 0.99	$ 0.90
Earnings per share - diluted	$ 0.26	$ 0.28	$ 0.26	$ 0.24	$ 0.24	$ 0.24	$ 0.25	$ 0.22	$ 1.04	$ 0.96	$ 0.87