XML 52 R36.htm IDEA: XBRL DOCUMENT v3.8.0.1
SELECTED STATEMENTS OF INCOME DATA (Tables)
 12 Months Ended
Dec. 31, 2017
SELECTED STATEMENTS OF INCOME DATA [Abstract]  
Summary of Selected Statements of Income Data
Financial income, net:
 
   
Year ended
December 31,
  
   
2017
    
2016
    
2015
  
Financial income (expenses):
                  
                   
Interest on bank deposits and other
  
$
3,528
    
$
2,947
    
$
2,580
  
Amortization of premiums, accretion of discounts and interest on marketable debt securities, net
    
2,008
      
1,813
      
2,153
  
Gain from sale of available-for-sale marketable securities
    
18
      
1,771
      
2,438
  
Bank charges
    
(89
)
    
(116
)
    
(157
)
Foreign currency translation differences, net
    
(635
)
    
(674
)
    
(1,147
)
                         
   
$
4,830
    
$
5,741
    
$
5,867