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Other (Expense) Income, Net (Tables)
 12 Months Ended
Dec. 31, 2016
Other Income and Expenses [Abstract]  
Other Income, Net
Other (expense) income, net, consisted of the following (in thousands):
 
2016
 
2015
 
2014
Interest expense
(811
)
 
(160
)
 
(53
)
Interest income
$
94

 
$
494

 
415

Other (expense) income, net
$
(717
)
 
$
334

 
$
362