Other Income (Loss), Net (Tables)

12 Months Ended

Dec. 31, 2016

Other Income and Expenses [Abstract]

Schedule of Other Income (Loss), Net

(In thousands)	2016		2015			2014
Interest income	$	2,827	$	1,525		$	1,822
Gain on asset dispositions, net	593		1,724			2,094
Other, net	710		836			(1,101		)
Disposal of non-core product lines	—		(4,223		)	—
Impairment of intangible assets	—		(723		)	—
Land impairment loss	—		—			(50		)
Total other income (loss), net	$	4,130	$	(861	)	$	2,765