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OTHER EXPENSE (INCOME), NET (Tables)
 12 Months Ended
Dec. 31, 2017
Other Income and Expenses [Abstract]  
Components of other income (expense) , net
The components of other expense (income), net are as follows (in thousands):
 
Years Ended December 31,
 
2017
 
2016
 
2015
Foreign exchange losses (gains)
$
1,781

 
$
3,725

 
$
(9,130
)
Other, net
113

 
(360
)
 
(44
)
Other expense (income), net
$
1,894

 
$
3,365

 
$
(9,174
)