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STOCKHOLDERS' EQUITY (Details 2) (USD $) | 6 Months Ended
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Jun. 30, 2014
Equity Incentive Plans Warrant Activity [Line Items] |
Warrants, Outstanding at December 31, 2013 | 5,718,947
Warrants, Issued | 0
Warrants, Exercised | (700,230)
Warrants, Expired | (9,795)
Warrants, Outstanding at June 30, 2014 | 5,008,922
Weighted - average exercise price of Warrants, Outstanding at December 31, 2013 | $ 1.34
Weighted - average exercise price of Warrants, Issued | $ 0
Weighted - average exercise price of Warrants, Exercised | $ 2.29
Weighted - average exercise price of Warrants, Expired | $ 20.92
Weighted - average exercise price of Warrants, Outstanding at June 30, 2014 | $ 1.17
Aggregate Intrinsic Value of Warrants, Outstanding at December 31, 2013 | $ 14,809,030
Aggregate Intrinsic Value of Warrants, Outstanding at June 30, 2014 | $ 41,163,640

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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 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 08 -Paragraph i -Article 4 + Details
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