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CONVERTIBLE PREFERRED STOCK AND WARRANTS (Details Narrative) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Investor warrants $ 0 $ 10,547
Placement agent warrants 267 998
Aggregate change in value of the investor and placement agent warrants 1,799  
Additional accretion of convertible preferred stock and warrants 222  
Series A preferred stock 0  
Investor [Member]    
Fair value of the investor and placement agent warrants $ 0  
Placement Agent [Member]    
Fair value of the investor and placement agent warrants   $ 1,068