Accounting Policies (Property, Plant And Equipment By Major Class) (USD $)	Dec. 31, 2011	Jan. 01, 2011
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment	$ 930,600,000	$ 737,900,000
Less: Accumulated Depreciation	(396,600,000)	(341,500,000)
Net Property, Plant and Equipment	533,981,000	396,376,000
Land And Improvements [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment	74,100,000	45,900,000
Building And Improvements [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment	189,300,000	141,200,000
Machinery And Equipment [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment	$ 667,200,000	$ 550,800,000

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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