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CONSOLIDATED BALANCE SHEETS (Parenthetical) (USD $)
In Millions, except Share data
Sep. 30, 2011
Sep. 30, 2010
Accounts receivable, allowance for doubtful accounts (in dollars)$ 1.2$ 1.6
Preferred stock, par value (in dollars per share)$ 0.01$ 0.01
Preferred stock, shares authorized1,000,0001,000,000
Preferred stock, shares outstanding162,000180,000
Preferred stock, shares issued162,000180,000
Common stock, par value (in dollars per share)$ 0.01$ 0.01
Common stock, shares authorized3,000,0003,000,000
Common stock, shares outstanding609,320577,432
Series A Preferred Stock
  
Cumulative, convertible preferred stock, par value (in dollars per share)$ 0.01$ 0.01
Cumulative, convertible preferred stock, shares authorized100,000100,000
Cumulative, convertible preferred stock, shares issued100,000100,000
Cumulative, convertible preferred stock, liquidation preference2.52.5
Series B Preferred Stock
  
Cumulative, convertible preferred stock, par value (in dollars per share)$ 0.01$ 0.01
Cumulative, convertible preferred stock, shares authorized80,00080,000
Cumulative, convertible preferred stock, shares outstanding62,00080,000
Cumulative, convertible preferred stock, liquidation preference$ 1.6$ 2.0