Goodwill and Other Intangible Assets, Table (Details) - USD ($) $ in Millions	Dec. 31, 2016	Dec. 31, 2015
Intangible assets
Indefinite-lived trade name intangible asset	$ 186.1	$ 52.3
Gross Carrying Amount	521.8	395.1
Accumulated Amortization	233.5	178.7
Net Carrying Amount	$ 288.3	216.4
Weighted average useful lives of acquired amortizable intangible assets	10 years
Customer relationships
Intangible assets
Gross Carrying Amount	$ 381.1	315.6
Accumulated Amortization	159.1	122.6
Net Carrying Amount	$ 222.0	193.0
Weighted average useful lives of acquired amortizable intangible assets	10 years
Proprietary technology
Intangible assets
Gross Carrying Amount	$ 106.7	53.8
Accumulated Amortization	40.9	30.9
Net Carrying Amount	$ 65.8	22.9
Weighted average useful lives of acquired amortizable intangible assets	11 years
License agreements
Intangible assets
Gross Carrying Amount	$ 6.0	6.0
Accumulated Amortization	$ 6.0	6.0
Weighted average useful lives of acquired amortizable intangible assets	8 years
Backlog and other
Intangible assets
Gross Carrying Amount	$ 28.0	19.7
Accumulated Amortization	27.5	19.2
Net Carrying Amount	$ 0.5	$ 0.5
Weighted average useful lives of acquired amortizable intangible assets	1 year