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Consolidated Balance Sheets (Unaudited) (Parenthetical) (USD $)
Sep. 30, 2013
Jun. 30, 2013
Statement of Financial Position [Abstract]    
Allowance for doubtful trade accounts receivable $ 10,295 $ 20,617
Preferred stock: Series D, par value $ 0.01 $ 0.01
Preferred stock: Series D, shares authorized 5,000,000 5,000,000
Preferred stock: Series D, shares issued 0 0
Preferred stock: Series D, shares outstanding 0 0
Common stock: Class A, par value $ 0.01 $ 0.01
Common stock: Class A, shares authorized 40,000,000 40,000,000
Common stock: Class A, shares issued 13,794,114 12,958,239
Common stock: Class A, shares outstanding 13,794,114 12,958,239