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WARRANTS (Narrative) (Details) - USD ($)
1 Months Ended 3 Months Ended 6 Months Ended
Apr. 25, 2016
Jun. 03, 2014
Apr. 30, 2016
Sep. 30, 2015
Oct. 31, 2014
Aug. 31, 2014
Jun. 30, 2016
Jun. 30, 2015
Jun. 30, 2016
Jun. 30, 2015
Dec. 31, 2015
Dec. 31, 2014
Warrant liabilities                        
Vested warrants outstanding (in unit/shares)             2,881,409 804,463 2,881,409 804,463 804,463 1,039,484
Assumptions used in estimating fair value of warrants                        
Share price (in dollars per share)   $ 6.00                    
Stock compensation             $ 440,000 $ 333,000 $ 798,000 $ 842,000    
New shares issued   3,105,000                    
IR Firm                        
Assumptions used in estimating fair value of warrants                        
Monthly cash compensation       $ 3,000   $ 8,500            
Bridge warrants                        
Warrant liabilities                        
Vested warrants outstanding (in unit/shares)             249,999 249,999 249,999 249,999 249,999 249,999
Consulting warrant                        
Warrant liabilities                        
Vested warrants outstanding (in unit/shares)             98,000 117,778 98,000 117,778 117,778 222,222
Consulting warrant | IR Firm                        
Warrant liabilities                        
Warrant term, period end after closing           3 years            
Exercise price (in dollars per unit/share)           $ 8.31            
Warrants to purchase shares of common stock (in unit/shares)           42,000            
Consulting warrant | IR Firm | IR Consultant                        
Assumptions used in estimating fair value of warrants                        
Stock compensation               $ (69,000)   $ (29,000)    
Financing Warrant                        
Warrant liabilities                        
Vested warrants outstanding (in unit/shares)             78,186 78,186 78,186 78,186 78,186 208,763
Underwriting Warrant                        
Warrant liabilities                        
Vested warrants outstanding (in unit/shares)             310,500 310,500 310,500 310,500 310,500 310,500
Consulting Warrant Issued In August 2014 | IR Firm                        
Assumptions used in estimating fair value of warrants                        
Share price (in dollars per share)           $ 6.91            
Expected volatility (as a percent)           69.70%            
Expected dividend rate (as a percent)           0.00%            
Risk free interest rate (as a percent)           0.88%            
Expected Life (in years)           3 years            
Equity value           $ 119,000            
Consulting Warrant Issued In August 2014 | IR Firm | Minimum                        
Assumptions used in estimating fair value of warrants                        
Share price (in dollars per share)               $ 2.98   $ 2.98    
Risk free interest rate (as a percent)                   0.91%    
Consulting Warrant Issued In August 2014 | IR Firm | Maximum                        
Assumptions used in estimating fair value of warrants                        
Share price (in dollars per share)               $ 11.62   $ 11.62    
Risk free interest rate (as a percent)                   1.50%    
Consulting Warrants Issued In October 2014 | IR Consultant                        
Warrant liabilities                        
Warrant term, period end after closing         4 years              
Exercise price (in dollars per unit/share)         $ 6.50              
Warrants to purchase shares of common stock (in unit/shares)         6,000              
Assumptions used in estimating fair value of warrants                        
Monthly cash compensation         $ 5,000              
Consulting Warrants Issued In October 2014 | IR Consultant | Minimum                        
Assumptions used in estimating fair value of warrants                        
Expected volatility (as a percent)                   60.00%    
Expected Life (in years)                   3 years 9 months 18 days    
Consulting Warrants Issued In October 2014 | IR Consultant | Maximum                        
Assumptions used in estimating fair value of warrants                        
Expected volatility (as a percent)                   81.80%    
Expected dividend rate (as a percent)                   0.00%    
Expected Life (in years)                   3 years 4 months    
Private Placement Warrants [Member] | IR Firm                        
Assumptions used in estimating fair value of warrants                        
Share price (in dollars per share)             $ 2.90   $ 2.90      
Expected volatility (as a percent)                 60.00%      
Expected dividend rate (as a percent)                 0.00%      
Risk free interest rate (as a percent)                 0.97%      
Expected Life (in years)                 3 years      
Equity value                 $ 2,500,000      
Capital Units | Investors, Executives and Board Members                        
Warrant liabilities                        
Exercise price (in dollars per unit/share) $ 2.86                      
Assumptions used in estimating fair value of warrants                        
Share price (in dollars per share) $ 2.985                      
New shares issued 1,996,880                      
Capital Units | Placement Agents                        
Assumptions used in estimating fair value of warrants                        
Share price (in dollars per share) $ 2.86                      
New shares issued 99,844                      
Common stock warrants | Investors, Executives and Board Members                        
Warrant liabilities                        
Warrant term, period start after closing 6 months                      
Warrant term, period end after closing 36 months                      
Assumptions used in estimating fair value of warrants                        
Warrant exercise price $ 2.86                      
Private Placement                        
Warrant liabilities                        
Warrants to purchase shares of common stock (in unit/shares)     1,996,880                  
Private Placement | Capital Units | Investors, Executives and Board Members                        
Assumptions used in estimating fair value of warrants                        
New shares issued     1,996,880