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STOCKHOLDERS' EQUITY (Preferred Stock Series A) (Details)
1 Months Ended 12 Months Ended
Jan. 06, 2016
$ / shares
Jul. 07, 2015
$ / shares
shares
Jan. 24, 2013
shares
Feb. 02, 2012
USD ($)
$ / shares
Dec. 29, 2010
USD ($)
$ / shares
shares
Jan. 31, 2014
Nov. 30, 2011
USD ($)
Dec. 31, 2016
USD ($)
Director
$ / shares
shares
Dec. 31, 2014
$ / shares
Dec. 31, 2015
$ / shares
shares
Jun. 30, 2015
$ / shares
Feb. 27, 2015
$ / shares
Jan. 15, 2015
$ / shares
Oct. 22, 2014
$ / shares
Oct. 21, 2014
$ / shares
Jan. 31, 2013
$ / shares
Class of Stock [Line Items]                                
Preferred stock, shares authorized               15,000,000   15,000,000            
Private placement, net, shares   1,500,000 1,383,333                          
Common stock warrant, exercise price (in usd per share) | $ / shares   $ 6.50   $ 15.00       $ 10.25 $ 10.86 $ 10.25 $ 7.56 $ 7.56 $ 9.59 $ 10.86 $ 11.73 $ 12.96
Proceeds from issuance of common stock and convertible notes | $         $ 6,000,000                      
Stock issuance costs | $       $ 1,330,000       $ 219,000                
Minimum                                
Class of Stock [Line Items]                                
Number of directors | Director               2                
Common Stock                                
Class of Stock [Line Items]                                
Private placement, net, shares               1,320,002                
Preferred stock revaluation | $             $ 300,000                  
Series A Preferred Stock                                
Class of Stock [Line Items]                                
Common stock warrant, exercise price (in usd per share) | $ / shares $ 1.00       $ 2.32                      
Convertible notes, common stock callable (in shares)         1,293,102                      
Stock issuance costs | $         $ 200,000                      
Series A Preferred Stock | Preferred Stock                                
Class of Stock [Line Items]                                
Preferred stock, shares authorized               3,879,307                
Private placement, net, shares         2,586,205                      
Common stock warrant, exercise price (in usd per share) | $ / shares         $ 2.32                      
Conversion ratio 333.000         0.3333     4              
Preferred stock, dividend rate, percentage               10.00%                
Preferred stock, dividend rate, compound percentage maximum               50.00%