Consolidated Balance Sheets [Parenthetical] (USD $)	Jun. 30, 2013	Jun. 30, 2012
Allowance for doubtful accounts (in dollars)	$ 214,641	$ 155,739
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01
Common stock, shares authorized	20,000,000	20,000,000
Common stock, shares issued	7,233,884	7,082,920
Common stock, shares outstanding	7,156,324	7,005,360
Treasury stock, shares	77,560	77,560