Other Income (Loss), Net (Tables)

12 Months Ended

Dec. 31, 2017

Other Income and Expenses [Abstract]

Schedule of Other Income (Loss), Net

(In thousands)	2017			2016		2015
Interest income	$	3,596		$	2,827	$	1,525
(Loss) gain on asset dispositions, net	(557		)	593		1,724
Other, net	(1,249		)	710		836
Disposal of non-core product lines	—			—		(4,223		)
Impairment of intangible assets	—			—		(723		)
Total other income (loss), net	$	1,790		$	4,130	$	(861	)