Goodwill and Intangible Assets Schedule of Intangible Assets (Details) - USD ($) $ in Millions	12 Months Ended
	Jun. 30, 2016	Jun. 30, 2015
Finite-Lived Intangible Assets, Gross	$ 244.6	$ 234.3
Finite-Lived Intangible Assets, Accumulated Amortization	(113.9)	(92.2)
Finite-Lived Intangible Assets, Net	$ 130.7	$ 142.1
Customer Relationships [Member]
Finite-Lived Intangible Asset, Useful Life	11 years 7 months 6 days	11 years 6 months
Finite-Lived Intangible Assets, Gross	$ 176.1	$ 167.4
Finite-Lived Intangible Assets, Accumulated Amortization	(74.5)	(57.5)
Finite-Lived Intangible Assets, Net	$ 101.6	$ 109.9
Technology & Other Intangibles [Member]
Finite-Lived Intangible Asset, Useful Life	8 years	8 years
Finite-Lived Intangible Assets, Gross	$ 39.5	$ 39.5
Finite-Lived Intangible Assets, Accumulated Amortization	(31.4)	(28.8)
Finite-Lived Intangible Assets, Net	$ 8.1	$ 10.7
Trade Names [Member]
Finite-Lived Intangible Asset, Useful Life	6 years 7 months 6 days	7 years
Finite-Lived Intangible Assets, Gross	$ 6.9	$ 5.3
Finite-Lived Intangible Assets, Accumulated Amortization	(2.4)	(1.4)
Finite-Lived Intangible Assets, Net	4.5	3.9
Trade Names [Member]
Finite-Lived Intangible Assets, Gross	22.1	22.1
Finite-Lived Intangible Assets, Accumulated Amortization	(5.6)	(4.5)
Finite-Lived Intangible Assets, Net	$ 16.5	$ 17.6