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FINANCIAL INCOME (EXPENSES), NET
 12 Months Ended
Dec. 31, 2016
Financial Income (Expenses), Net [Abstract]  
FINANCIAL INCOME (EXPENSES), NET
NOTE 10   FINANCIAL INCOME (EXPENSES), NET
     
Year ended December 31,
  
     
2016
    
2015
    
2014
  
     
U.S. dollars in thousands
  
Financial income (expenses), net        
Foreign currency gains (losses), net
         (11)           (185)           (3,104)    
Bank charges
         (649)           (421)           (199)    
Gain (Loss) from sales of marketable securities
         78           (311)           (1,139)    
          (582)           (917)           (4,442)