Condensed Consolidated Balance Sheets (Unaudited) (Parenthetical) (USD $) In Thousands, except Share data	Jun. 30, 2011	Sep. 30, 2010
Current Assets
Accounts receivable, allowance for doubtful accounts	$ 290	$ 461
Stockholders' Equity
Series A Preferred stock, par value	$ 0.05	$ 0.05
Series A Preferred stock, shares authorized	450,000	450,000
Series A Preferred stock, shares issued	0	0
Series A Preferred stock, shares outstanding	0	0
Commmon stock, par value	$ 0.05	$ 0.05
Common stock, shares authorized	45,000,000	45,000,000
Common stock, shares issued	17,525,477	17,423,601
Common stock, shares outstanding	17,525,477	17,423,601