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Other Accrued Liabilities - Additional Information (Detail) (Redeemable noncontrolling interest liability, USD $)
In Millions, unless otherwise specified
12 Months Ended
Jun. 30, 2014
Jun. 30, 2013
Redeemable noncontrolling interest liability
   
Schedule Of Accrued Liabilities [Line Items]    
Minority interest, ownership percentage   25.07%
Minority interest, value   $ 7.6
Dividends declared and paid to the noncontrolling interest holder $ 1.0