Property, Plant and Equipment (Details) - USD ($) $ in Millions	Sep. 30, 2021	Dec. 31, 2020
Property, plant and equipment, net
Land	$ 30.7	$ 30.8
Buildings (including improvements)	1,210.7	1,166.7
Machinery and equipment	2,214.1	2,120.5
Tooling	1,047.8	1,036.1
Capitalized software	292.0	282.5
Construction-in-progress	185.6	220.0
Total	4,980.9	4,856.6
Less: accumulated depreciation	(2,574.0)	(2,352.8)
Property, plant and equipment, net	$ 2,406.9	$ 2,503.8

Machinery And Equipment Excluding Tooling Gross

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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 before accumulated amortization of capitalized costs for computer software, including but not limited to, acquired and internally developed computer software.

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

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