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Consolidation of Variable Interest Entities - Total Net Assets of Flexible Packaging JV (Parenthetical) (Detail) - USD ($)
$ in Millions
Oct. 31, 2015
Oct. 31, 2014
Variable Interest Entity [Line Items]    
Allowance of trade accounts receivable $ 11.8 $ 16.8
Flexible Packaging JV [Member]    
Variable Interest Entity [Line Items]    
Allowance of trade accounts receivable $ 3.2 $ 4.3