Balance Sheet Components (Property, Plant and Equipment) (Details) - USD ($) $ in Millions	Sep. 30, 2020	Dec. 31, 2019
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 4,220.3	$ 4,122.9
Accumulated depreciation	2,162.0	1,973.3
Property, plant and equipment, net	2,058.3	2,149.6
Machinery and equipment
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	2,603.1	2,523.7
Buildings and improvements
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	1,219.8	1,197.3
Construction in progress
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	271.9	277.3
Land and improvements
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 125.5	$ 124.6

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, 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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