Other Income (Expense), Net (Tables)

12 Months Ended

Dec. 31, 2016

Other Income and Expenses [Abstract]

Schedule of Other Nonoperating Income (Expense)

Other income (expense), net consists of the following:

	Year Ended December 31,
	2016			2015			2014
	(in thousands)
Foreign exchange losses	$	(770	)	$	(444	)	$	(664	)
Other expense	(202		)	(406		)	(413		)
Other expense, net	$	(972	)	$	(850	)	$	(1,077	)