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Consolidated Balance Sheets (Parentheticals) (USD $)
In Thousands, except Share data, unless otherwise specified
Jun. 30, 2014
Jun. 30, 2013
Allowance for doubtful accounts (in Dollars) $ 704 $ 697
Common Class A [Member]
   
Par Value (in Dollars per share) $ 1 $ 1
Shares Authorized 20,000,000 20,000,000
Shares Outstanding 6,165,838 6,076,698
Common Class B [Member]
   
Par Value (in Dollars per share) $ 1 $ 1
Shares Authorized 10,000,000 10,000,000
Shares Outstanding 794,990 750,563