Goodwill and Other Intangible Assets, Net (Details 2) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2011
Other intangible assets
Gross Carrying Amount	$ 129.3	$ 132.0
Accumulated Amortization	(34.3)	(22.1)
Total intangible assets, net carrying amount	95.0	109.9
Amortization expense	12.2	6.2	2.0
Estimated annual amortization expense for 2014	12.4
Estimated annual amortization expense for 2015	9.0
Estimated annual amortization expense for 2016	7.6
Estimated annual amortization expense for 2017	6.7
Estimated annual amortization expense for 2018	5.9
Trademarks and trade names
Other intangible assets
Gross Carrying Amount	42.0	42.0
Accumulated Amortization	(22.1)	(17.3)
Net Carrying Amount	19.9	24.7
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	(9.4)	(3.4)
Net Carrying Amount	68.8	74.8
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	(2.1)	(1.2)
Net Carrying Amount	3.3	4.2
Contracts
Other intangible assets
Useful Life	2 years 10 months 24 days
Gross Carrying Amount	3.7	6.4
Accumulated Amortization	(0.7)	(0.2)
Net Carrying Amount	$ 3.0	$ 6.2