Goodwill (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Jun. 30, 2013
Goodwill [Line Items]
Goodwill increase (decrease)	$ 70.0
Goodwill attributable to acquisitions	71.5
Goodwill foreign currency translation adjustment	(1.5)
Domestic Tax Authority [Member]
Goodwill [Line Items]
Goodwill increase (decrease)	71.5
Foreign Jurisdiction [Member]
Goodwill [Line Items]
Goodwill increase (decrease)	$ (1.5)