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STOCKHOLDERS' EQUITY (Details 2) - USD ($) | 12 Months Ended
--- | ---
Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015
Statement of Stockholders' Equity [Abstract] |  |  |
Warrants, Outstanding at Beginning Balance | 913,379 | 1,186,749 | 4,148,228
Warrants, Issued | 0 | 0 | 0
Warrants, Exercised | (887,585) | (273,370) | (2,950,115)
Warrants, Expired | (25,794) | 0 | (11,364)
Warrants, Outstanding at Ending Balance | 0 | 913,379 | 1,186,749
Weighted - average exercise price of Warrants, Outstanding at Beginning Balance | $ 2.41 | $ 2.37 | $ 0.94
Weighted - average exercise price of Warrants, Issued | 0.00 | 0.00 | 0.00
Weighted - average exercise price of Warrants, Exercised | 2.41 | 2.26 | 0.36
Weighted - average exercise price of Warrants, Expired | 0.00 | 2.25 | 2.25
Weighted - average exercise price of Warrants, Outstanding at Ending Balance | $ 0.00 | $ 2.41 | $ 2.37
Aggregate Intrinsic Value of Warrants, Outstanding at Beginning Balance | $ 1,961,403 | $ 11,341,452 | $ 61,792,184
Aggregate Intrinsic Value of Warrants, Outstanding at Ending Balance | $ 0 | $ 1,961,403 | $ 11,341,452

X
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- Definition Number of warrants or rights outstanding. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(i)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 + Details
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