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Consolidated Balance Sheets (Parentheticals) (USD $)
In Thousands, except Share data
Sep. 30, 2011
Jun. 30, 2011
Accounts receivable, allowance for doubtful accounts (in Dollars)$ 1,335$ 1,171
Preferred stock, par value (in Dollars per share)$ 0.01$ 0.01
Preferred stock, shares authorized1,055,0001,055,000
Preferred stock, shares issued  
Preferred stock, shares outstanding  
Treasury stock (at cost), shares19,623,38519,571,092
Common Class A [Member]
  
Common Stock, Par Value (in Dollars per share)$ 0.01$ 0.01
Common Stock, Shares Authorized150,000,000150,000,000
Common Stock, Shares Issued48,366,78348,350,065
Common Class B [Member]
  
Common Stock, Par Value (in Dollars per share)$ 0.01$ 0.01
Common Stock, Shares Authorized600,000600,000
Common Stock, Shares Issued