Property, Plant And Equipment (Components Of Company's Property, Plant And Equipment) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
Mar. 31, 2012	Mar. 31, 2011	Dec. 31, 2011
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 7,329.1		$ 7,335.0
Less: Accumulated depreciation	(5,526.3)		(5,480.4)
Total	1,802.8		1,854.6
Depreciation expense	95.4	106.2
Book value of assets held for sale	19.5		20.2
Land [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	107.6		107.4
Buildings [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	1,186.1		1,173.2
Machinery And Equipment [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 6,035.4		$ 6,054.4

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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The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation.

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- Definition

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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