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Consolidated Balance Sheets (Parenthetical) (USD $)
Jun. 30, 2012
Jun. 30, 2011
Statement of Financial Position [Abstract]    
Allowance for doubtful accounts $ 155,000 $ 165,000
Preferred stock, par value $ 1.00 $ 1.00
Preferred stock, shares authorized 200,000 200,000
Preferred stock, shares issued      
Preferred stock, shares outstanding      
Common stock, par value $ 0.025 $ 0.025
Common stock, shares authorized 15,000,000 15,000,000
Common stock, shares issued 7,065,500 7,065,500
Common stock, shares outstanding 7,065,500  
Treasury stock, shares 31,768 31,768