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STOCKHOLDERS' EQUITY (Issuance of Series B Preferred Stock) (Details)
$ / shares in Units, $ in Thousands
 9 Months Ended
Jul. 07, 2015
$ / shares
shares
Mar. 05, 2014
USD ($)
$ / shares
shares
Sep. 30, 2015
USD ($)
$ / shares
Jun. 30, 2015
$ / shares
shares
Feb. 27, 2015
$ / shares
shares
Jan. 15, 2015
$ / shares
shares
Dec. 31, 2014
$ / shares
shares
Oct. 22, 2014
$ / shares
shares
Oct. 21, 2014
$ / shares
shares
Jan. 24, 2013
$ / shares
shares
Class of Stock [Line Items]                    
Private placement, net (in shares) | shares 1,500,000                  
Preferred stock, par value (in dollars per share)     $ 0.01       $ 0.01      
Share price (in dollars per share) $ 1.42   $ 0.92              
Private placement, net | $     $ 8,969              
Common stock warrant, exercise price (in dollars per share) $ 6.50     $ 7.56 $ 7.56 $ 9.59 $ 10.25 $ 10.86 $ 11.73  
Common stock warrant, common stock called (in shares) | shares 2,188,177     1,881,396 1,881,396 1,483,161 1,387,685 1,309,785 1,212,665  
Maximum                    
Class of Stock [Line Items]                    
Common stock warrant, exercise price (in dollars per share)                   $ 15.00
Common stock warrant, common stock called (in shares) | shares                   1,097,600
Minimum                    
Class of Stock [Line Items]                    
Common stock warrant, exercise price (in dollars per share)                   $ 12.96
Common stock warrant, common stock called (in shares) | shares                   948,333
Third Security LLC and affiliates | Maximum                    
Class of Stock [Line Items]                    
Common stock warrant, exercise price (in dollars per share)   $ 12.96                
Common stock warrant, common stock called (in shares) | shares   1,212,665                
Third Security LLC and affiliates | Minimum                    
Class of Stock [Line Items]                    
Common stock warrant, exercise price (in dollars per share)   $ 11.73                
Common stock warrant, common stock called (in shares) | shares   1,097,600                
Third Security LLC and affiliates | Preferred stock | Series B preferred stock                    
Class of Stock [Line Items]                    
Private placement, net (in shares) | shares   1,443,297                
Preferred stock, par value (in dollars per share)   $ 0.01                
Share price (in dollars per share)   $ 4.85                
Private placement, net | $   $ 7,000                
Conversion ratio   1