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Stock-Based Compensation (Tables)
 6 Months Ended
Jun. 30, 2018
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]  
Schedule of stock-based compensation expense

   Three months ended
June 30,		   Six months ended
June 30,		 
   2018   2017   2018   2017 
Sales and marketing   (2)   14    6    28 
General and administrative   19    5    23    11 
Total stock-based compensation expense  $17   $19   $29   $39 

 

    Remaining unrecognized
expense at
June 30,
2018		 
Stock-based compensation  $- 
Schedule of the combined activity under all of the stock option plans

   Number of
Options
Outstanding		   Weighted
Average
Exercise
Price		 
Outstanding at January 1, 2018   1,756,000   $4.20 
Granted   300,000    1.50 
Cancelled   (584,000)   4.10 
Expired   (260,000)   4.15 
Outstanding at June 30, 2018   1,212,000   $3.59 
Schedule of valuation of stock options

   For the six months ended 
   June 30,
2018		 
     
Annual dividend yield   - 
Expected life (years)   1.50 
Risk-free interest rate   2.2%
Expected volatility   71%