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Intangible Assets (Narrative) (Details) (Finite-Lived Purchased Intangible Assets [Member], USD $)
In Millions, unless otherwise specified
12 Months Ended
Jun. 30, 2013
Jun. 30, 2012
Jun. 30, 2011
Finite-Lived Purchased Intangible Assets [Member]
     
Finite-Lived Intangible Assets [Line Items]      
Amortization expense $ 9.4 $ 5.2 $ 5.3
Accelerated amortization expenses $ 0.7 $ 1.3 $ 1.5