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Fair Value Measurements (Tables)
3 Months Ended
Sep. 30, 2012
Fair Value Measurements [Abstract]  
Schedule Of Estimated Fair Values Of Long Term Debt
    September 30,   June 30,
(Amounts in thousands)   2012   2012
7 3/8% Senior Notes due March 2021 (Level 2) $ 275,000 $ 271,875
Schedule Of Fair Value, Assets And Liabilities Measured On Recurring Basis
(Amounts in thousands)   September 30, 2012   June 30, 2012
    Asset   Liability   Asset   Liability
Level 2 $ 423 $ 1,068 $ 586 $ 382
Total $ 423 $ 1,068 $ 586 $ 382