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Fair Value Measurements (Tables)
9 Months Ended
Mar. 31, 2013
Fair Value Measurements [Abstract]  
Schedule Of Estimated Fair Values Of Long Term Debt
    March 31,   June 30,
(Amounts in thousands)   2013   2012
7 3/8% Senior Notes due March 2021 (Level 2) $ 278,750 $ 271,875
Schedule Of Fair Value, Assets And Liabilities Measured On Recurring Basis
(Amounts in thousands)   March 31, 2013   June 30, 2012
    Asset   Liability   Asset   Liability
Level 2 $ 1,200 $ 207 $ 586 $ 382
Total $ 1,200 $ 207 $ 586 $ 382