Accounting Policies (Details 2) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jul. 01, 2012	Jun. 30, 2013	Jul. 01, 2012	Dec. 31, 2012
Intangible assets subject to amortization
Gross Carrying Amount	$ 200.8		$ 200.8		$ 201.9
Accumulated Amortization	(104.6)		(104.6)		(97.1)
Net Carrying Amount	96.2		96.2		104.8
Indefinite-lived intangible assets
Indefinite-lived intangible assets	41.5		41.5		41.8
Intangible assets
Gross Carrying Amount	242.3		242.3		243.7
Total	137.7		137.7		146.6
Weighted-average remaining life			8 years 9 months 18 days
Aggregate amortization expense for amortized intangible assets	3.7	4.2	7.5	8.3
Future amortization expense
Future amortization expense for remainder of 2013	7.7		7.7
Future amortization expense, 2014	14.8		14.8
Future amortization expense, 2015	14.5		14.5
Future amortization expense, 2016	14.0		14.0
Future amortization expense, 2017	13.6		13.6
Trade Names
Intangible assets subject to amortization
Gross Carrying Amount	13.8		13.8		13.9
Accumulated Amortization	(2.6)		(2.6)		(1.9)
Net Carrying Amount	11.2		11.2		12.0
Intangible assets
Weighted-average remaining life			11 years 2 months 12 days
Patents
Intangible assets subject to amortization
Gross Carrying Amount	16.5		16.5		16.5
Accumulated Amortization	(12.1)		(12.1)		(11.7)
Net Carrying Amount	4.4		4.4		4.8
Intangible assets
Weighted-average remaining life			6 years
Customer relationships
Intangible assets subject to amortization
Gross Carrying Amount	133.8		133.8		134.3
Accumulated Amortization	(74.0)		(74.0)		(68.7)
Net Carrying Amount	59.8		59.8		65.6
Intangible assets
Weighted-average remaining life			6 years 1 month 6 days
Technology
Intangible assets subject to amortization
Gross Carrying Amount	28.1		28.1		28.5
Accumulated Amortization	(10.3)		(10.3)		(9.3)
Net Carrying Amount	17.8		17.8		19.2
Intangible assets
Weighted-average remaining life			11 years 6 months
Other
Intangible assets subject to amortization
Gross Carrying Amount	8.6		8.6		8.7
Accumulated Amortization	(5.6)		(5.6)		(5.5)
Net Carrying Amount	$ 3.0		$ 3.0		$ 3.2
Intangible assets
Weighted-average remaining life			41 years 1 month 6 days