Property, Plant and Equipment, net (Details) - USD ($) $ in Millions	9 Months Ended		12 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Dec. 31, 2014
Property, Plant and Equipment [Line Items]
Capital Expenditures Incurred but Not yet Paid	$ 57.4		$ 58.4
Capitalized interest costs	12.4	$ 10.5
Property Plant and Equipment
Total property, plant and equipment, gross	3,027.5		3,043.9
Less: accumulated depreciation	(987.5)		(1,076.8)
Property, plant and equipment, net, excluding tooling	2,040.0		1,967.1
Tooling, net of amortization	145.2		126.8
Property, plant and equipment, net	2,185.2		2,093.9
Land, land use rights and buildings [Member]
Property Plant and Equipment
Total property, plant and equipment, gross	720.5		784.8
Machinery and equipment [Member]
Property Plant and Equipment
Total property, plant and equipment, gross	1,910.8		1,940.3
Capital leases [Member]
Property Plant and Equipment
Total property, plant and equipment, gross	7.1		8.4
Construction in progress [Member]
Property Plant and Equipment
Total property, plant and equipment, gross	$ 389.1		$ 310.4