Condensed Consolidated Balance Sheets (Parenthetical) (USD $) In Thousands, except Share data, unless otherwise specified	Dec. 31, 2011	Sep. 30, 2011
Condensed Consolidated Balance Sheets [Abstract]
Accounts receivable, allowance for doubtful accounts	$ 46	$ 32
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
Series A Preferred stock, shares outstanding
Common stock, par value	$ 0.05	$ 0.05
Common stock, shares authorized	45,000,000	45,000,000
Common stock, shares issued	17,527,914	17,531,408
Common stock, shares outstanding	17,527,914	17,531,408