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NOTE 10 - SHARE-BASED COMPENSATION (Tables)
9 Months Ended
Sep. 30, 2019
Share-based Payment Arrangement, Noncash Expense [Abstract]  
Impact on operations of recording share-based compensation
     Three Months Ended      Nine Months Ended  
    September 30,2019     September 30,2018     September 30,2019     September 30,2018  
 (in thousands)                        
Cost of goods sold   $ 6     $ 4     $ 22     $ 19  
Research and development     61       56       227       205  
Selling, general and administrative     193       222       662       708  
Total share-based compensation   $ 260     $ 282     $ 911     $ 932  
Equity award activity
     Three Months Ended      Nine Months Ended  
    September 30,2019     September 30,2018     September 30,2019     September 30,2018  
                         
Restricted Stock Units     -       1,000       276,700       206,856  
Stock Options     -       -       25,000       -  
Future equity compensation expense
   

September 30,

2019

 
       
Unamortized future equity compensation expense (in thousands)   $ 2,612  
Remaining weighted average amortization period (in years)     2.58