Quarterly report pursuant to Section 13 or 15(d)

CONSOLIDATED BALANCE SHEETS (Unaudited) (Parenthetical)

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CONSOLIDATED BALANCE SHEETS (Unaudited) (Parenthetical) (USD $)
In Thousands, except Share data, unless otherwise specified
Mar. 31, 2012
Sep. 30, 2011
Current assets:    
Accounts receivable, allowances $ 174 $ 137
Current liabilities:    
Preferred stock, share authorized (in shares) 100 100
Preferred stock, share issued (in shares) 0 0
Preferred stock, share outstanding (in shares) 0 0
Common stock, par value (in dollars per share) $ 0 $ 0
Common stock, shares authorized (in shares) 50,000 50,000
Common stock, shares issued (in shares) 21,699 21,699
Common stock, shares outstanding (in shares) 21,699 21,699