Sale of Non-United States Accounts Receivable - Additional Information (Details)	Oct. 31, 2019 USD ($)	Oct. 31, 2019 EUR (€)	Oct. 31, 2019 SGD ($)	Oct. 31, 2018 USD ($)
Finance Receivable Transferred To Held For Sale [Line Items]
Long-term debt	$ 2,756,300,000			$ 907,600,000
European RPA
Finance Receivable Transferred To Held For Sale [Line Items]
Financing receivable maximum amount under receivable purchase agreement	111,100,000	€ 100,000,000.0
Singapore RPA
Finance Receivable Transferred To Held For Sale [Line Items]
Financing receivable maximum amount under receivable purchase agreement	11,000,000.0		$ 15,000,000.0
International Trade Accounts Receivable Credit Facilities | Foreign Line of Credit | European RPA
Finance Receivable Transferred To Held For Sale [Line Items]
Long-term debt	96,400,000
International Trade Accounts Receivable Credit Facilities | Foreign Line of Credit | Singapore RPA
Finance Receivable Transferred To Held For Sale [Line Items]
Long-term debt	$ 1,900,000