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ACCRUED EXPENSES AND OTHER CURRENT LIABILITIES
 12 Months Ended
Dec. 31, 2018
Other Liabilities, Current [Abstract]  
ACCRUED EXPENSES AND OTHER CURRENT LIABILITIES
NOTE 8:-        ACCRUED EXPENSES AND OTHER CURRENT LIABILITIES

   
December 31,
  
   
2017
    
2018
  
             
Accrued expenses
  
$
33,241
    
$
32,634
  
Hedging transaction liability
    
2,973
      
2,596
  
Uncertain tax positions
    
1,378
      
334
  
                 
   
$
37,592
    
$
35,564