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COMMON STOCK, PREFERRED STOCK AND WARRANTS WITH-DOWN ROUND PROTECTION (Warrants with down round protection) (Details) - $ / shares
 12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Aug. 29, 2014
Warrant [Member]      
Class of Warrant or Right [Line Items]      
Number of warrants exchanged (1,440,880)    
Series A Warrant [Member]      
Class of Warrant or Right [Line Items]      
Warrants term 5 years    
Warrant exercise price $ 6.96   $ 5.80
Number of warrants exercisable 380,953 1,539,364  
Series B-1 Warrant [Member]      
Class of Warrant or Right [Line Items]      
Warrants term   5 years  
Warrant exercise price   $ 5.80  
Number of warrants exchanged 1,200,710    
Series B-2 Warrant [Member]      
Class of Warrant or Right [Line Items]      
Warrants term   5 years  
Warrant exercise price   $ 10.00  
Number of warrants exchanged 1,200,710