Property, Plant And Equipment, Net (Schedule Of Property, Plant And Equipment) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2011	Dec. 31, 2010
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 1,432,094	$ 1,344,883
Accumulated Depreciation	(824,029)	(806,765)
Property, plant and equipment, net	608,065	538,118
Land [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	26,468	26,450
Buildings And Improvements [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	305,766	286,780
Machinery And Equipment [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	717,626	694,842
Information Technology [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	242,501	231,934
Construction In Process [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 139,733	$ 104,877

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, at the balance sheet date, of long-lived physical assets used in the normal conduct of business and not intended for resale. This can include land, buildings, machinery and equipment, and other types of furniture and equipment including, but not limited to, office equipment, furniture and fixtures, and computer equipment and software.

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- Definition

Tangible assets that are held by an entity for use in the production or supply of goods and services, for rental to others, or for administrative purposes and that are expected to provide economic benefit for more than one year; net of accumulated depreciation. Examples include land, buildings, machinery and equipment, and other types of furniture and equipment including, but not limited to, office equipment, furniture and fixtures, and computer equipment and software.

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