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Long-Term Debt - United States Trade Accounts Receivable Credit Facility Additional Information (Detail) - USD ($)
Apr. 30, 2018
Oct. 31, 2017
Sep. 27, 2017
Debt Instrument [Line Items]      
Long-term debt $ 1,041,000,000 $ 959,200,000  
Receivables Facility | Domestic Line of Credit      
Debt Instrument [Line Items]      
Maximum borrowing capacity     $ 150,000,000.0
Long-term debt $ 150,000,000 $ 150,000,000