Property, Plant and Equipment (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 4,599,053	$ 4,247,615	$ 3,961,562
Less accumulated depreciation and amortization	(2,779,084)	(2,591,401)
Total property, plant and equipment, net	1,819,969	1,656,214
Land [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	106,338	106,338
Land use rights [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	19,945	19,945
Buildings and improvements [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	904,919	871,970
Machinery and equipment [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	3,332,855	3,016,430
Software and computer equipment [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	191,132	186,378
Furniture, fixtures and other equipment [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	19,194	19,736
Construction in progress [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 24,670	$ 26,818