Property, Plant and Equipment, Net - Schedule of Property, Plant and Equipment (Detail) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 1,766,746	$ 1,757,983
Accumulated depreciation	(1,046,478)	(1,070,768)
Property, plant and equipment, net	720,268	687,215
Land [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	16,448	20,723
Buildings and improvements [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	411,157	432,978
Machinery and equipment [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	935,340	952,103
Information technology [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	257,092	254,961
Construction in process [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 146,709	$ 97,218