Property, Plant and Equipment (Tables)

12 Months Ended

Dec. 31, 2014

Property, Plant and Equipment [Abstract]

Schedule of property, plant and equipment

Property, plant and equipment consist of the following:

(In thousands)	Estimated Useful Lives	December 31 2014			December 31 2013
Land	—	$	15,721		$	16,652
Land improvements	5-20 years	15,898			13,615
Buildings and improvements	5-40 years	205,409			192,346
Machinery and equipment	3-20 years	1,861,965			1,969,493
Uncompleted construction	—	87,414			85,627
Gross property, plant and equipment		2,186,407			2,277,733
Less: Accumulated depreciation		(1,523,163		)	(1,567,268		)
Property, plant and equipment, net		$	663,244		$	710,465