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ORGANIZATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details) - shares | 12 Months Ended
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Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015
Antidilutive securities excluded from computation of diluted loss per share | 4,835,706 | 8,033,779 | 7,064,396
Restricted Stock [Member] |  |  |
Antidilutive securities excluded from computation of diluted loss per share | 4,820,143 | 7,142,055 | 5,859,914
Shares Upon Note Conversion [Member] |  |  |
Antidilutive securities excluded from computation of diluted loss per share | 15,563 | 14,812 | 17,733
Warrants [Member] |  |  |
Antidilutive securities excluded from computation of diluted loss per share | 0 | 876,912 | 1,186,749

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- Definition Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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