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Valuation And Qualifying Accounts And Reserves (Tables)
 12 Months Ended
Jun. 30, 2011
Valuation And Qualifying Accounts And Reserves  
Schedule Of Valuation And Qualifying Accounts And Reserves
     Balance
at
Beginning
of Period		      Charged
to costs
and
expenses		      Other
(deductions)		     Balance
at end
of
period		  
   

Year ended June 30, 2011

                                   
   

Applied against asset account

                                   

Allowance for doubtful accounts

    $ 7,826         5,210         (1,560 )    $ 11,476   
   

Year ended June 30, 2010

                                   
   

Applied against asset account

                                   

Allowance for doubtful accounts

    $ 7,381         2,620         (2,175 )    $ 7,826   
   

Year ended June 30, 2009

                                   
   

Applied against asset account

                                   

Allowance for doubtful accounts

    $ 4,935         4,070         (1,624 )    $ 7,381