STOCK BASED COMPENSATION (Summary of Status of Options) (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016
Options, Outstanding [Roll Forward]
Options outstanding at beginning of period, Options	1,273,088	2,273,323	1,779,613	2,673,512
Exercised, Options		336,360	66,188	618,110
Forfeited, Options	(136,875)	(66,563)	(577,212)	(185,002)
Options outstanding at end of period, Options	1,136,213	1,870,400	1,136,213	1,870,400
Exercisable at end of period, Options	1,086,743	1,574,804	1,086,743	1,574,804
Weighted Average Exercise Price [Roll Forward]
Options outstanding at beginning of period, Weighted Average Exercise Price	$ 9.29	$ 7.89	$ 8.46	$ 7.46
Exercised, Weighted Average Exercise Price		4.86	6.08	4.31
Forfeited, Weighted Average Exercise Price	9.42	8.12	7.14	8.16
Options outstanding at end of period, Weighted Average Exercise Price	9.28	8.43	9.28	8.43
Exercisable at end of period, Weighted Average Exercise Price	$ 9.36	$ 8.47	$ 9.36	$ 8.47
Aggregate Instrinsic Value [Abstract]
Options outstanding at beginning of period, Aggregate Intrinsic Value	$ 0	$ 539,367	$ 50,869	$ 5,485,248
Exercised, Aggregate Intrinsic Value		854,271	12,821	2,198,143
Options outstanding at end of period, Aggregate Intrinsic Value	0	1,059,282	0	1,059,282
Exercisable at end of period, Aggregate Intrinsic Value	$ 0	$ 946,591	$ 0	$ 946,591