STOCKHOLDERS' EQUITY (Details) - Common Unit Warrants [Member]	3 Months Ended
	Mar. 31, 2018 $ / shares shares
Class of Warrant or Right, Outstanding [Roll Forward]
Outstanding at beginning | shares	2,524,376
Granted | shares
Exercised | shares	(73,309)
Forfeited | shares	(13,067)
Outstanding at ending | shares	2,438,000
Exercisable at end | shares	2,438,000
Class of Warrant or Right, Exercise Price of Warrants or Rights [Roll Forward]
Outstanding at beginning | $ / shares	$ 6.67
Granted | $ / shares
Exercised | $ / shares	4.55
Forfeited | $ / shares	4.55
Outstanding at ending | $ / shares	6.75
Exercisable at ending | $ / shares	$ 6.75
Class Of Warrant Or Right Weighted Average Remaining Contract Term Of Warrants Or Rights [Roll Forward]
Outstanding at beginning	1 year 6 months
Outstanding at ending	1 year 3 months 19 days
Exercisable at ending	1 year 3 months 19 days