Property, Plant and Equipment (Tables)

12 Months Ended

Dec. 31, 2015

Property, Plant and Equipment [Abstract]

Summary of Property, plant and equipment

Property, plant and equipment consist of the following:

	December 31,
	2015			2014
	(In thousands)
Land	$	237,815		$	207,985
Land use rights	26,845			26,845
Buildings and improvements	1,010,201			940,846
Machinery and equipment	4,226,401			3,953,891
Software and computer equipment	197,266			185,243
Furniture, fixtures and other equipment	21,259			15,347
Construction in progress	352,607			39,261
Total property, plant and equipment	6,072,394			5,369,418
Less accumulated depreciation and amortization	(3,493,377		)	(3,162,942		)
Total property, plant and equipment, net	$	2,579,017		$	2,206,476