Basis of Presentation and Significant Accounting Policies - Property and Equipment, Net (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024	Dec. 31, 2024
Property, Plant and Equipment [Line Items]
Land, buildings and improvements	$ 715.5		$ 715.5		$ 691.2
Equipment and tooling	1,847.3		1,847.3		1,779.2
Property, Plant and Equipment, Gross	2,562.8		2,562.8		2,470.4
Less: accumulated depreciation	(1,481.2)		(1,481.2)		(1,283.7)
Property and equipment, net	1,081.6		1,081.6		$ 1,186.7
Depreciation expense	$ 66.7	$ 68.4	$ 201.0	$ 190.9