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Fair Value Measurements - Additional Information (Detail) - USD ($)
$ in Thousands
12 Months Ended
Jul. 31, 2015
Oct. 31, 2015
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Long-term Debt, Fair Value $ 252,254 $ 249,607
Debt, Carrying Value 243,288 $ 241,434
Workplace Safety [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Goodwill, Impairment Loss 37,112  
Other Intangible Assets, Carrying Value 26,194  
Other Intangible Assets, Estimated Fair Value 19,543  
Other Intangible Assets, Impairment Loss 6,651  
WPS APAC [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Goodwill, Impairment Loss 26,246  
WPS Americas [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Goodwill, Impairment Loss $ 10,866