Property, Plant, and Equipment (Tables)

12 Months Ended

Dec. 31, 2016

Property, Plant and Equipment, Net [Abstract]

Schedule of Property, Plant and Equipment

Property, Plant, and Equipment

(In thousands)	2016		2015
Land and land improvements		$27,403		$28,801
Buildings	283,930		298,516
Machinery and equipment	528,099		515,131
Construction and equipment installation in progress	51,343		31,986
	890,775		874,434
Less:  accumulated depreciation	534,330		533,275
		$356,445		$341,159