Property, Plant and Equipment (Details) (USD $) In Millions, unless otherwise specified	6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Dec. 31, 2012
Property Plant and Equipment
Total property, plant and equipment, gross	$ 2,860.6		$ 3,245.6
Less: accumulated depreciation	(1,170.6)		(1,567.0)
Property, plant and equipment, net, excluding tooling	1,690.0		1,678.6
Tooling, net of amortization	106.3		109.4
Property, plant and equipment, net	1,796.3		1,788.0
Accounts payable related to property, plant and equipment purchases	30.6		39.8
Capitalized interest costs	5.0	9.0
Land and Building [Member]
Property Plant and Equipment
Total property, plant and equipment, gross	687.6		717.2
Machinery and Equipment [Member]
Property Plant and Equipment
Total property, plant and equipment, gross	1,893.2		2,282.4
Assets Held under Capital Leases [Member]
Property Plant and Equipment
Total property, plant and equipment, gross	2.4		2.3
Construction in Progress [Member]
Property Plant and Equipment
Total property, plant and equipment, gross	$ 277.4		$ 243.7