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Condensed Consolidated Balance Sheets (Parenthetical) (USD $)
In Millions, except Share data, unless otherwise specified
Jun. 30, 2012
Sep. 30, 2011
Accounts receivable, allowance for doubtful accounts (in dollars) $ 1.2 $ 1.2
Preferred stock, par value (in dollars per share) $ 0.01 $ 0.01
Preferred stock, shares authorized 1,000,000 1,000,000
Preferred stock, shares outstanding 162,000 162,000
Preferred stock, shares issued 162,000 162,000
Common stock, par value (in dollars per share) $ 0.01 $ 0.01
Common stock, shares authorized 3,000,000 3,000,000
Common stock, shares outstanding 608,271 609,320
Treasury stock, shares 17,000  
Series A Preferred Stock
    
Cumulative, convertible preferred stock, par value (in dollars per share) $ 0.01 $ 0.01
Cumulative, convertible preferred stock, shares authorized 100,000 100,000
Cumulative, convertible preferred stock, shares issued 100,000 100,000
Cumulative, convertible preferred stock, liquidation preference (in dollars) 2.5 2.5
Series B Preferred Stock
    
Cumulative, convertible preferred stock, par value (in dollars per share) $ 0.01 $ 0.01
Cumulative, convertible preferred stock, shares authorized 80,000 80,000
Cumulative, convertible preferred stock, shares outstanding 62,000 62,000
Cumulative, convertible preferred stock, liquidation preference (in dollars) $ 1.6 $ 1.6