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INTEREST AND OTHER EXPENSE (INCOME) (Tables)
 9 Months Ended
Sep. 30, 2016
Other Income and Expenses [Abstract]  
Schedule of interest expense (income) and other income, net
Interest and other expense (income) consisted of the following (in thousands):
 
Three Months Ended September 30,
 
Nine Months Ended September 30,
 
2015
 
2016
 
2015
 
2016
Interest income
$
(36
)
 
$
(30
)
 
$
(134
)
 
$
(93
)
Interest expense
51

 
54

 
153

 
130

Other, net
(84
)
 
(10
)
 
86

 
(122
)
Total
$
(69
)
 
$
14

 
$
105

 
$
(85
)