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Significant Accounting Policies - Summary of Accumulated Other Comprehensive Loss (Detail) - USD ($)
$ in Thousands
12 Months Ended
Oct. 31, 2018
Oct. 31, 2017
Oct. 31, 2016
Accumulated Other Comprehensive Income Loss [Line Items]      
Accumulated other comprehensive income (loss), Beginning balance $ (134,435)    
Pension and postretirement plan changes, net of tax 2,586    
Reclassification due to adoption of new accounting standard (Note 2) (18,846)    
Currency translation losses (28,619) $ 22,697 $ (8,693)
Accumulated other comprehensive loss, Ending balance (179,314) (134,435)  
Cumulative Translation Adjustments [Member]      
Accumulated Other Comprehensive Income Loss [Line Items]      
Accumulated other comprehensive income (loss), Beginning balance (28,423)    
Currency translation losses (28,619)    
Accumulated other comprehensive loss, Ending balance (57,042) (28,423)  
Pension And Postretirement Benefit Plan Adjustments [Member]      
Accumulated Other Comprehensive Income Loss [Line Items]      
Accumulated other comprehensive income (loss), Beginning balance (106,012)    
Pension and postretirement plan changes, net of tax 2,586    
Reclassification due to adoption of new accounting standard (Note 2) (18,846)    
Accumulated other comprehensive loss, Ending balance $ (122,272) $ (106,012)