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Property, Plant and Equipment (Details) - USD ($) $ in Millions	Dec. 31, 2018	Dec. 31, 2017
Property, Plant and Equipment [Abstract]
Land	$ 144.5	$ 141.2
Buildings	1,282.8	1,213.6
Leasehold improvements	94.4	80.6
Machinery and equipment	1,258.1	1,207.7
Computer software and hardware	798.7	767.1
Furniture and fixtures	61.6	55.3
Construction in progress	1,758.5	1,276.0
Total cost	5,398.6	4,741.5
Less: accumulated depreciation	(1,797.4)	(1,559.1)
Total property, plant and equipment, net	$ 3,601.2	$ 3,182.4

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Computer software and hardware

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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.

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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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Amount before accumulated depreciation of equipment commonly used in offices and stores that have no permanent connection to the structure of a building or utilities. Examples include, but are not limited to, desks, chairs, tables, and bookcases.

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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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