CONSOLIDATED BALANCE SHEETS [Parenthetical] (USD $)	Mar. 31, 2014	Sep. 30, 2013
Allowance for doubtful accounts (in dollars)	$ 318,792	$ 184,775
Common stock, par value (in dollars per share)	$ 0.0005	$ 0.0005
Common stock, shares authorized	40,000,000	40,000,000
Common stock, shares issued	16,318,753	16,224,402
Common stock, shares outstanding	15,508,593	15,414,242
Treasury stock, shares	810,160	810,160