Property, Plant and Equipment, Net (Detail) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 2,731,994	$ 2,569,878
Accumulated depreciation	(1,633,185)	(1,505,170)
Property, plant and equipment, net	1,098,809	1,064,708
Land
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	60,287	58,322
Buildings and Improvements
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	326,405	284,249
Machinery and Equipment
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	2,281,694	2,146,010
Construction in Progress
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 63,608	$ 81,297

The cumulative amount of depreciation, depletion and amortization (related to property, plant and equipment, but not including land) that has been recognized in the income statement.

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Gross amount of long-lived physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

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- Definition

Amount, net of accumulated depreciation, depletion and amortization, of long-lived physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

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