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Property, Plant and Equipment (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Property Plant And Equipment Details [Abstract]
Land	$ 30.2us-gaap_Land	$ 30.2us-gaap_Land
Buildings	1,048.9us-gaap_BuildingsAndImprovementsGross	1,019.1us-gaap_BuildingsAndImprovementsGross
Equipment and leasehold improvements	3,702.5us-gaap_MachineryAndEquipmentGross	3,526.0us-gaap_MachineryAndEquipmentGross
Property plant and equipment, gross	4,781.6us-gaap_PropertyPlantAndEquipmentGross	4,575.3us-gaap_PropertyPlantAndEquipmentGross
Accumulated depreciation and amortization	(1,819.8)us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	(1,701.2)us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment
Property, plant and equipment, net	2,961.8us-gaap_PropertyPlantAndEquipmentNet	2,874.1us-gaap_PropertyPlantAndEquipmentNet
Construction in progress	71.1us-gaap_ConstructionInProgressGross	186.2us-gaap_ConstructionInProgressGross
Depreciation, Depletion and Amortization [Abstract]
Software and other amortization	10.0us-gaap_AmortizationOfIntangibleAssets	5.0us-gaap_AmortizationOfIntangibleAssets
Total depreciation and amortization	176.8us-gaap_DepreciationDepletionAndAmortization	189.9us-gaap_DepreciationDepletionAndAmortization	194.0us-gaap_DepreciationDepletionAndAmortization
Continuing Operations [Member]
Depreciation, Depletion and Amortization [Abstract]
Depreciation of property, plant and equipment	146.7us-gaap_Depreciation / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember	156.8us-gaap_Depreciation / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember	157.0us-gaap_Depreciation / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember
Software and other amortization	29.9us-gaap_AmortizationOfIntangibleAssets / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember	23.8us-gaap_AmortizationOfIntangibleAssets / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember	24.4us-gaap_AmortizationOfIntangibleAssets / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember
Total depreciation and amortization	$ 176.6us-gaap_DepreciationDepletionAndAmortization / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember	$ 180.6us-gaap_DepreciationDepletionAndAmortization / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember	$ 181.4us-gaap_DepreciationDepletionAndAmortization / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember

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Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

+ References

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The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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Amount before accumulated depreciation of building structures held for productive use including addition, improvement, or renovation to the structure, including, but not limited to, interior masonry, interior flooring, electrical, and plumbing.

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Amount of structure or a modification to a structure under construction. Includes recently completed structures or modifications to structures that have not been placed into service.

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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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The aggregate expense recognized in the current period that allocates the cost of tangible assets, intangible assets, or depleting assets to periods that benefit from use of the assets.

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Amount before accumulated depletion of real estate held for productive use, excluding land held for sale.

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Amount before accumulated depreciation of tangible personal property used to produce goods and services, including, but is not limited to, tools, dies and molds, computer and office equipment.

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Amount before accumulated depreciation, depletion and amortization of 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, and furniture and fixtures.

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