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Stock Based Compensation Plans (Tables)
9 Months Ended
Jul. 31, 2013
Stock Based Compensation Disclosure Table [Abstract]  
Summary of stock-based compensation expense recognized by plan
   Three Months Ended  Nine Months Ended
   July 31,  July 31,
(in thousands)  2013 2012  2013 2012
2008 Plan:          
Stock options $ 3,316$ 6,314 $ 10,841$ 21,758
Restricted shares   8,102  6,014   24,539  18,021
Phantom stock units   109  67   382  190
Employee Stock Purchase Plan   859  318   1,235  426
Incentive Plan – Stock Alternative   110  25   308  151
Atlanta Capital Plan   352  232   1,055  695
Parametric Plan   823  595   2,468  1,768
Total stock-based compensation expense $ 13,671$ 13,565 $ 40,828$ 43,009
Weighted-average grant date fair value of options granted
   20132012
 Weighted-average grant date fair value  
  of options granted$7.69$6.69
Assumptions used to determine the weighted average grant date fair value of options granted
   20132012
 Assumptions:  
 Dividend yield2.8% to 5.5%2.9% to 3.1%
 Volatility36% to 37%35% to 36%
 Risk-free interest rate1.2% to 2.1%1.0% to 1.6%
 Expected life of options7.17.2
Summary of stock option transactions
(share and intrinsic value figures in thousands)Shares Weighted-Average Exercise PriceWeighted-Average Remaining Contractual Term (in years) Aggregate Intrinsic Value 
Options outstanding, beginning of period 27,653 $ 26.90    
Granted 2,271   28.41    
Exercised (4,703)   21.05    
Forfeited/expired (237)   29.70    
Options outstanding, end of period 24,984 $ 28.11 4.9$ 328,574 
Options exercisable, end of period 16,114 $ 28.98 3.4$ 204,875 
Vested or expected to vest 24,629 $ 28.13 4.9$ 323,626 
Summary of restricted share activity
     Weighted-
     Average
     Grant
     Date Fair
  (share figures in thousands)Shares Value
  Unvested, beginning of period 3,233 $ 26.43
  Granted 1,625   29.27
  Vested (767)   26.32
  Forfeited (133)   27.98
  Unvested, end of period 3,958 $ 27.60