Quarterly report pursuant to Section 13 or 15(d)

Consolidated Balance Sheets (Parenthetical)

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Consolidated Balance Sheets (Parenthetical) (USD $)
In Millions, except Per Share data, unless otherwise specified
Mar. 31, 2013
Sep. 30, 2012
Consolidated Balance Sheets    
Common stock, par value (in dollars per share) $ 0 $ 0
Common stock, shares issued 63.1 63.2
Common stock, shares outstanding 62.8 62.6
Common stock, restricted 0.3 0.3
Treasury stock, shares 0.3 0.6