Property, Plant and Equipment (Details) (USD $) In Millions, unless otherwise specified	Jun. 30, 2013	Dec. 31, 2012
Property, Plant and Equipment:
Land and buildings	$ 663.1	$ 653.8
Machinery and equipment	3,249.1	3,138.3
Subtotal	3,912.2	3,792.1
Accumulated depreciation	(2,443.1)	(2,386.8)
Property, Plant and Equipment, net	$ 1,469.1	$ 1,405.3

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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