Property, Plant and Equipment, net (Tables)

12 Months Ended

Dec. 31, 2015

Property, Plant and Equipment [Abstract]

Schedule of property, plant and equipment

Property, plant and equipment consisted of the following:

	December 31,
(in thousands)	2015			2014
Land	$	28,698		$	29,390
Buildings and site improvements	171,890			175,058
Leasehold improvements	5,560			5,602
Machinery and equipment	232,560			228,440
	438,708			438,490
Less accumulated depreciation and amortization	(257,115		)	(245,383		)
	181,593			193,107
Capital projects in progress	32,123			13,920
	$	213,716		$	207,027