EARNINGS (LOSS) PER SHARE (Details) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
EARNINGS (LOSS) PER SHARE [Abstract]
Net (loss) attributable to common stockholders	$ (1,364,357)	$ (3,784,207)	$ (3,493,527)	$ (5,006,160)
Weighted average common shares outstanding (in shares)			18,678,224	14,352,573
Basic net (loss) per share of common stock (in dollars per share)	$ (0.07)	$ (0.26)	$ (0.19)	$ (0.35)
Diluted net (loss) per share of common stock (in dollars per share)	$ (0.07)	$ (0.26)	$ (0.19)	$ (0.35)