Goodwill and Other Intangible Assets, Net (Details 2) - USD ($) $ in Millions	12 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2013
Other intangible assets
Gross Carrying Amount	$ 127.1	$ 127.1
Accumulated Amortization	(55.5)	(46.5)
Total intangible assets, net carrying amount	71.6	80.6
Amortization expense	9.0	12.2	$ 12.2
Estimated annual amortization expense for 2016	7.4
Estimated annual amortization expense for 2017	6.8
Estimated annual amortization expense for 2018	6.0
Estimated annual amortization expense for 2019	6.0
Estimated annual amortization expense for 2020	6.0
Trademarks and trade names
Other intangible assets
Gross Carrying Amount	42.0	42.0
Accumulated Amortization	(29.0)	(27.2)
Net Carrying Amount	$ 13.0	14.8
Trademarks and trade names | Minimum
Other intangible assets
Useful Life	2 years 6 months
Trademarks and trade names | Maximum
Other intangible assets
Useful Life	30 years
Customer relationships
Other intangible assets
Gross Carrying Amount	$ 78.2	78.2
Accumulated Amortization	(21.3)	(15.2)
Net Carrying Amount	$ 56.9	63.0
Customer relationships | Minimum
Other intangible assets
Useful Life	5 years
Customer relationships | Maximum
Other intangible assets
Useful Life	15 years
Non-compete agreements
Other intangible assets
Useful Life	6 years 6 months
Gross Carrying Amount	$ 5.4	5.4
Accumulated Amortization	(3.7)	(2.9)
Net Carrying Amount	$ 1.7	2.5
Contracts
Other intangible assets
Useful Life	2 years 10 months 24 days
Gross Carrying Amount	$ 1.5	1.5
Accumulated Amortization	(1.5)	(1.2)
Net Carrying Amount	$ 0.0	$ 0.3