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STOCKHOLDERS' EQUITY (Details 2) - USD ($)
 12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Statement of Stockholders' Equity [Abstract]    
Warrants, Outstanding at Beginning Balance 913,379 1,186,749
Warrants, Issued 0 0
Warrants, Exercised (887,585) (273,370)
Warrants, Expired (25,794) 0
Warrants, Outstanding at Ending Balance 0 913,379
Weighted - average exercise price of Warrants, Outstanding at Beginning Balance $ 2.41 $ 2.37
Weighted - average exercise price of Warrants, Issued 0.00 0.00
Weighted - average exercise price of Warrants, Exercised 2.41 2.26
Weighted - average exercise price of Warrants, Expired 0.00 2.25
Weighted - average exercise price of Warrants, Outstanding at Ending Balance $ 0.00 $ 2.41
Aggregate Intrinsic Value of Warrants, Outstanding at Beginning Balance $ 1,961,403 $ 11,341,452
Aggregate Intrinsic Value of Warrants, Outstanding at Ending Balance $ 0 $ 1,961,403