Other Intangible Assets (Schedule of Other Intangible Assets) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
Details of other intangible assets
Acquisition Costs	$ 114.7	$ 103.6
Accumulated Amortization	21.9	15.5
Net	92.8	88.1
Tradenames
Details of other intangible assets
Acquisition Costs, Indefinite-lived Intangible Assets	$ 18.7	14.0
Non-contractual customer relationships
Details of other intangible assets
Weighted Average Useful Life (Years)	12 years 8 days
Acquisition Costs, Finite-lived Intangible Assets	$ 76.0	77.3
Accumulated Amortization	18.5	13.2
Net, Finite-lived Intangible Assets	$ 57.5	64.1
Technology
Details of other intangible assets
Weighted Average Useful Life (Years)	18 years 10 months 7 days
Acquisition Costs, Finite-lived Intangible Assets	$ 15.9	8.2
Accumulated Amortization	0.9	0.1
Net, Finite-lived Intangible Assets	$ 15.0	8.1
Other
Details of other intangible assets
Weighted Average Useful Life (Years)	8 years 8 months 28 days
Acquisition Costs, Finite-lived Intangible Assets	$ 4.1	4.1
Accumulated Amortization	2.5	2.2
Net, Finite-lived Intangible Assets	$ 1.6	$ 1.9