Property, Plant and Equipment (Tables)

12 Months Ended

Dec. 31, 2016

Property, Plant and Equipment [Abstract]

Summary of Property, plant and equipment

Property, plant and equipment consist of the following:

	December 31,
	2016			2015
	(In thousands)
Land	$	240,719		$	237,815
Land use rights	26,845			26,845
Buildings and improvements	1,362,007			1,010,201
Machinery and equipment	4,483,523			4,226,401
Software and computer equipment	205,969			197,266
Furniture, fixtures and other equipment	21,313			21,259
Construction in progress	87,037			352,607
Total property, plant and equipment	6,427,413			6,072,394
Less accumulated depreciation and amortization	(3,862,765		)	(3,493,377		)
Total property, plant and equipment, net	$	2,564,648		$	2,579,017

The following table summarizes our depreciation expense:

	For the Year Ended December 31,
	2016		2015		2014
	(In thousands)
Depreciation expense	$	552,989	$	492,458	$	463,540