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Financial Expenses, Net (Tables)
6 Months Ended
Jun. 30, 2019
Other Income and Expenses [Abstract]  
Schedule of financial expenses, net

   Three Months Ended
June 30,
   Six Months Ended
June 30,
 
   2019    2018    2019    2018 
Foreign currency transactions and other  $(43)  $58   $(40)  $39 
Financial expenses related to loan agreement with Kreos   386    455    790    950 
Bank commissions   10    9    21    18 
   $353   $522   $771   $1,007