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Allowance For Doubtful Accounts (Tables)
6 Months Ended
Dec. 31, 2011
Allowance For Doubtful Accounts [Abstract]  
Changes In Carrying Amount Of Allowance For Doubtful Accounts

Balance of allowance for doubtful accounts as of June 30, 2011

     5,424   

Bad debt expense for the period

     1,631   

Write-off /adjustments

     (1,425
  

 

 

 

Balance of allowance for doubtful accounts as of December 31, 2011

   $ 5,630