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STOCK-BASED COMPENSATION (Details) - USD ($)
3 Months Ended 6 Months Ended
Jun. 30, 2016
Jun. 30, 2015
Jun. 30, 2016
Jun. 30, 2015
Jun. 30, 2016
Components of the Company's stock based compensation included in net income [Abstract]          
Income tax benefit $ 0 $ 0 $ 0 $ 0  
Totals 304,877 394,103 638,899 773,342  
Employee Stock Options [Member]          
Components of the Company's stock based compensation included in net income [Abstract]          
Allocated share-based compensation expense $ 105,543 119,990 $ 244,726 306,461  
Shares [Roll Forward]          
Outstanding, beginning balance (in shares)     2,441,077    
Granted (in shares)     441,005    
Exercised (in shares)     (2,500)    
Forfeited (in shares)     (298,747)    
Expired (in shares)     (261,229)    
Outstanding, ending balance (in shares) 2,319,606   2,319,606    
Weighted Average Exercise Price [Roll Forward]          
Outstanding, beginning balance (in dollars per share)     $ 2.11    
Granted (in dollars per share)     1.11    
Exercised (in dollars per share)     0.92    
Forfeited (in dollars per share)     1.40    
Expired (in dollars per share)     1.80    
Outstanding, ending balance (in dollars per share) $ 2.05   $ 2.05    
Weighted average assumptions for stock options [Abstract]          
Dividend yield     0.00%    
Expected volatility     61.90%    
Risk-free interest rate     1.47%    
Expected lives     5 years 6 months 14 days    
Options Outstanding [Abstract]          
Balance as of 6/30/2016 (in shares) 2,319,606   2,441,077   2,319,606
Weighted average remaining contractual life     7 years 4 months 24 days    
Weighted average exercise price (in dollars per share) $ 2.05   $ 2.11   $ 2.05
Options Exercisable [Abstract]          
Balance as of 6/30/2016 (in shares)         1,389,202
Weighted average remaining contractual life     6 years 1 month 28 days    
Weighted average exercise price (in dollars per share)         $ 2.42
Options Vested or Expected to Vest [Abstract]          
Balance as of 6/30/2016 (in shares)         2,257,735
Weighted average remaining contractual life     7 years 4 months 6 days    
Weighted average exercise price (in dollars per share)         $ 2.06
Stock-based compensation capitalized as a cost of inventory $ 0 0 $ 0 0  
Fair value of stock options (in dollars per share)     $ 0.61    
Fair value of stock options vested     $ 471,000    
Unrecognized stock-based compensation expense related to unvested awards         $ 569,000
Total compensation cost not yet recognized, period for recognition     18 months    
Aggregate intrinsic value of stock options outstanding         14,000
Aggregate intrinsic value of stock options exercisable         14,000
Aggregate intrinsic value of stock options vested and expected to vest         14,000
Aggregate intrinsic value of stock options exercised 250 169,000 $ 250 167,000  
Employee Stock Options [Member] | Discontinued Operations [Member]          
Components of the Company's stock based compensation included in net income [Abstract]          
Allocated share-based compensation expense (5,000) 75,000 44,000 96,000  
Consultant Stock Options [Member]          
Components of the Company's stock based compensation included in net income [Abstract]          
Allocated share-based compensation expense 46,862 25,203 97,110 41,448  
Restricted Stock [Member]          
Components of the Company's stock based compensation included in net income [Abstract]          
Allocated share-based compensation expense $ 152,472 $ 248,910 $ 297,063 $ 425,433  
Options Vested or Expected to Vest [Abstract]          
Unrecognized stock-based compensation expense related to unvested awards         $ 363,000
Total compensation cost not yet recognized, period for recognition     8 months    
Shares [Roll Forward]          
Unvested, beginning balance (in shares)     425,000    
Granted (in shares)     509,250    
Vested (in shares)     (295,146)    
Canceled (in shares)     (116,100)    
Unvested, ending balance (in shares) 523,004   523,004    
Weighted Average Grant Date Fair Value [Roll Forward]          
Unvested, beginning balance (in dollars per share)     $ 1.87    
Granted (in dollars per share)     0.93    
Vested (in dollars per share)     1.74    
Canceled (in dollars per share)     1.42    
Unvested, ending balance (in dollars per share) $ 1.13   $ 1.13