Property, Plant and Equipment - Summary of Property, Plant and Equipment (Details) - USD ($) $ in Thousands	Sep. 30, 2018	Dec. 31, 2017
Property, Plant and Equipment [Line Items]
Total property, plant and equipment	$ 7,235,437	$ 6,896,008
Accumulated depreciation and amortization	(4,521,353)	(4,200,943)
Total property, plant and equipment, net	2,714,084	2,695,065
Land
Property, Plant and Equipment [Line Items]
Total property, plant and equipment	224,589	224,894
Land use rights
Property, Plant and Equipment [Line Items]
Total property, plant and equipment	26,845	26,845
Buildings and improvements
Property, Plant and Equipment [Line Items]
Total property, plant and equipment	1,510,082	1,384,846
Machinery and equipment
Property, Plant and Equipment [Line Items]
Total property, plant and equipment	5,206,050	4,938,291
Software and computer equipment
Property, Plant and Equipment [Line Items]
Total property, plant and equipment	209,051	200,500
Furniture, fixtures and other equipment
Property, Plant and Equipment [Line Items]
Total property, plant and equipment	16,977	15,722
Construction in progress
Property, Plant and Equipment [Line Items]
Total property, plant and equipment	$ 41,843	$ 104,910