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OTHER INCOME, NET (Tables)
 12 Months Ended
Dec. 31, 2018
Other Income and Expenses [Abstract]  
Components of Other Expense (income), Net
The components of other income, net are as follows (in thousands):
 
Years Ended December 31,
 
2018
 
2017
 
2016
Foreign exchange losses (gains)
$
(1,965
)
 
$
1,781

 
$
3,725

Net periodic benefit income
(7,107
)
 
(9,594
)
 
(5,800
)
Other, net
(532
)
 
113

 
(360
)
Other income, net
$
(9,604
)
 
$
(7,700
)
 
$
(2,435
)