Goodwill and Other Intangible Asset, Amortization (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015	Dec. 31, 2015
Summary of the Company's amortizable intangible assets
Indefinite-lived trade name intangible asset	$ 186.1		$ 186.1		$ 52.3
Gross Carrying Amount	512.9		512.9		395.1
Accumulated Amortization	210.1		210.1		178.7
Net Carrying Amount	302.8		$ 302.8		216.4
Weighted average useful lives of acquired amortizable intangible assets			10 years
Amortization expense	11.4	$ 8.4	$ 31.1	$ 16.7
Amortization expense estimated for each of the next five fiscal years
Remainder of 2016	22.8		22.8
2017	45.8		45.8
2018	41.7		41.7
2019	37.6		37.6
2020	31.4		31.4
2021	26.6		26.6
Customer relationships
Summary of the Company's amortizable intangible assets
Gross Carrying Amount	372.2		372.2		315.6
Accumulated Amortization	140.7		140.7		122.6
Net Carrying Amount	231.5		$ 231.5		193.0
Weighted average useful lives of acquired amortizable intangible assets			10 years
Proprietary technology
Summary of the Company's amortizable intangible assets
Gross Carrying Amount	106.7		$ 106.7		53.8
Accumulated Amortization	35.9		35.9		30.9
Net Carrying Amount	70.8		$ 70.8		22.9
Weighted average useful lives of acquired amortizable intangible assets			11 years
License agreements
Summary of the Company's amortizable intangible assets
Gross Carrying Amount	6.0		$ 6.0		6.0
Accumulated Amortization	6.0		$ 6.0		6.0
Weighted average useful lives of acquired amortizable intangible assets			8 years
Backlog and other
Summary of the Company's amortizable intangible assets
Gross Carrying Amount	28.0		$ 28.0		19.7
Accumulated Amortization	27.5		27.5		19.2
Net Carrying Amount	$ 0.5		$ 0.5		$ 0.5
Weighted average useful lives of acquired amortizable intangible assets			1 year