Property, Plant and Equipment (Tables)

3 Months Ended

Mar. 31, 2012

Property, Plant and Equipment [Abstract]

Summary of Property, plant and equipment

Property, plant and equipment consist of the following:

	March 31, 2012			December 31, 2011
	(In thousands)
Land	$	106,338		$	106,338
Land use rights	19,945			19,945
Buildings and improvements	890,981			871,970
Machinery and equipment	3,086,200			3,016,430
Software and computer equipment	187,508			186,378
Furniture, fixtures and other equipment	19,454			19,736
Construction in progress	18,394			26,818
	4,328,820			4,247,615
Less accumulated depreciation and amortization	(2,637,280		)	(2,591,401		)
Total property, plant and equipment, net	$	1,691,540		$	1,656,214

Schedule of depreciation expense

The following table presents depreciation expense as included in the Consolidated Statements of Income:

	For the Three Months Ended March 31,
	2012		2011
	(In thousands)
Cost of sales	$	80,097	$	75,254
Selling, general and administrative	5,107		5,626
Research and development	2,080		1,441
Total depreciation expense	$	87,284	$	82,321

Reconciliation of property, plant and equipment

The following table reconciles our activity related to property, plant and equipment additions as reflected on the Consolidated Balance Sheets to purchases of property, plant and equipment as presented on the Condensed Consolidated Statements of Cash Flows:

	For the Three Months Ended March 31,
	2012			2011
	(In thousands)
Property, plant and equipment additions	$	123,935		$	104,993
Net change in related accounts payable and deposits	(2,848		)	8,888
Purchases of property, plant and equipment	$	121,087		$	113,881