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Equity Earnings of Unconsolidated Affiliates, Net of Tax and Net Income Attributable to Noncontrolling Interests - Additional Information (Detail) (USD $)
In Millions, unless otherwise specified
 12 Months Ended
Oct. 31, 2013
Affiliates
Oct. 31, 2012
Oct. 31, 2011
Noncontrolling Interest [Line Items]      
Number of affiliates in which company has equity interest 5    
Equity earnings of affiliates $ 2.9 $ 1.3 $ 4.8
Dividends received from company's equity method affiliates 0.3 0.1  
Principal balance of loan made to an entity deemed VIE 22.2    
Outstanding amount of loan 14.3    
Net income attributable to noncontrolling interests $ 1.7 $ 5.5 $ 2.9
Minimum [Member]
      
Noncontrolling Interest [Line Items]      
Percentage of investments in affiliates in which company have non controlling interest 20.00%