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Fair value of long-term debt (Tables)
9 Months Ended
Jul. 31, 2012
Fair Value Of Long-Term Debt Tables  
Schedule of fair value of the financial instrument based on observable inputs (Level2)

   July 31,   October 31, 
($ In Millions)  2012   2011 
         
Fair Value  $216.0   $213.9 
           
Carrying Value  $200.9   $203.3