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SHARE-BASED AWARDS (Schedule of Stock Options) (Details) - USD ($)
$ / shares in Units, $ in Thousands
 12 Months Ended
Feb. 18, 2014
Dec. 31, 2017
Dec. 31, 2016
Number of Shares      
Outstanding, beginning balance   7,459,046  
Granted 3,479,604  
Exercised    
Forfeited   (4,241,959)  
Outstanding, ending balance   3,217,087 7,459,046
Expected to vest   3,217,087  
Exercisable   2,991,291  
Weighted Average Exercise Price      
Outstanding, beginning balance   $ 2.98  
Granted $ 2.04 0  
Exercised   0  
Forfeited   1.37  
Outstanding, ending balance   5.11 $ 2.98
Expected to vest   5.11  
Exercisable   5.11  
Weighted Average Grant-date Fair Value      
Outstanding, beginning balance   0.72  
Granted   0  
Exercised   0  
Forfeited   0.65  
Outstanding, ending balance   0.81 $ 0.72
Expected to vest   0.81  
Exercisable   $ 0.81  
Weighted Average Remaining Contractual Term (Years)      
Outstanding   13 years 1 month 17 days 5 years 8 months 26 days
Granted   0 years  
Exercised   0 years  
Forfeited   1 month 17 days  
Expected to vest   13 years 1 month 17 days  
Exercisable   13 years 1 month 17 days  
Aggregate Intrinsic Value      
Outstanding at Begining of the period   $ 0  
Exercised   0  
Expected to vest   0  
Exercisable   0  
Outstanding at Ending of the period   $ 0 $ 0