Property, Plant and Equipment, net (Details) - USD ($) $ in Millions	9 Months Ended		12 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Dec. 31, 2016
Property, Plant and Equipment [Line Items]
Capital Expenditures Incurred but Not yet Paid	$ 54.8		$ 85.3
Capitalized interest costs	14.2	$ 10.4
Property Plant and Equipment
Total property, plant and equipment, gross	3,922.4		3,494.9
Less: accumulated depreciation	(1,351.3)		(1,137.5)
Property, plant and equipment, net, excluding tooling	2,571.1		2,357.4
Tooling, net of amortization	182.6		144.4
Property, plant and equipment, net	2,753.7		2,501.8
Land, land use rights and buildings [Member]
Property Plant and Equipment
Total property, plant and equipment, gross	874.7		781.6
Machinery and equipment [Member]
Property Plant and Equipment
Total property, plant and equipment, gross	2,659.9		2,371.2
Capital leases [Member]
Property Plant and Equipment
Total property, plant and equipment, gross	5.9		3.9
Construction in progress [Member]
Property Plant and Equipment
Total property, plant and equipment, gross	$ 381.9		$ 338.2