Goodwill and Other Intangible Assets (Details 2) (USD $) In Millions, unless otherwise specified	Mar. 31, 2013	Dec. 31, 2012
Other intangible assets, net
Other intangible assets, Acquired Cost	$ 712.1	$ 715.5
Other intangible assets, Accumulated Amortization	(107.2)	(98.0)
Other intangible assets, net	604.9	617.5
Estimated amortization expense
2013	27.5
2014	37.0
2015	36.2
2016	35.4
2017	35.2
Patents
Other intangible assets
Acquired Cost	134.9	133.2
Accumulated Amortization	(22.1)	(20.0)
Net Book Value	112.8	113.2
Customer relationships
Other intangible assets
Acquired Cost	439.5	441.4
Accumulated Amortization	(74.9)	(68.3)
Net Book Value	364.6	373.1
Other
Other intangible assets
Acquired Cost	20.6	20.9
Accumulated Amortization	(10.2)	(9.7)
Net Book Value	10.4	11.2
Trade names
Assets not subject to amortization:
Acquired Cost	117.1	120.0
Net Book Value	$ 117.1	$ 120.0