CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) (USD $) In Thousands, except Share data, unless otherwise specified	Mar. 31, 2013	Sep. 30, 2012
Allowance for doubtful accounts	$ 162	$ 123
Common stock, no par value
Common stock, shares authorized	19,000,000	19,000,000
Common stock, shares issued	7,671,364	7,638,738
Common stock, shares outstanding	7,671,364	7,638,738
Series A Preferred Stock [Member]
Preferred stock, shares authorized	1,000,000	1,000,000
Preferred stock, no par value
Preferred stock, shares issued	1,335	1,335
Preferred stock, shares outstanding	1,335	1,335
Preferred stock, stated value per share	$ 1,000	$ 1,000