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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For each income statement presented, the amount charged to expense for amortization of capitalized computer software costs.

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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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Property and Equipment (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Property and Equipment [Line Items]
Property, plant and equipment, gross	$ 1,820.0	$ 1,671.6
Accumulated depreciation and amortization	1,026.2	922.4
Property, Plant and Equipment, Net	793.8	749.2
Amortization	18.5	15.3	12.3
Land Member
Property and Equipment [Line Items]
Property, plant and equipment, gross	70.8	69.5
Buildings [Member]
Property and Equipment [Line Items]
Property, plant and equipment, gross	247.6	232.8
Leasehold improvements Member
Property and Equipment [Line Items]
Property, plant and equipment, gross	217.5	203.7
Vehicles [Member]
Property and Equipment [Line Items]
Property, plant and equipment, gross	433.6	389.5
Capitalized software [Member]
Property and Equipment [Line Items]
Property, plant and equipment, gross	168.2	147.8
Other machinery and equipment [Member]
Property and Equipment [Line Items]
Property, plant and equipment, gross	$ 682.3	$ 628.3