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License Agreement (Details) - USD ($)
$ / shares in Units, $ in Thousands
1 Months Ended 12 Months Ended
Jul. 31, 2018
Dec. 31, 2018
May 31, 2015
License Agreement (Textual)      
Price per unit     $ 0.60
Percentage of discount rate   21.00%  
Fair value of commitment amount   $ 397  
Payments for future royalties amounts $ 185 $ 250