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Debt - Maximum Commitments and Net Amounts Available under Credit Facilities (Details) - USD ($)
Oct. 31, 2021
Oct. 31, 2020
Apr. 01, 2020
Line of Credit Facility [Line Items]      
Outstanding Letters of Credit $ 4,900,000 $ 4,500,000  
Line of Credit | Credit Agreement 2020      
Line of Credit Facility [Line Items]      
Facility Limit 2,140,000,000    
Outstanding Borrowings 1,396,100,000    
Line of Credit | Credit Agreement 2020 | Revolving Credit Facility      
Line of Credit Facility [Line Items]      
Facility Limit 1,290,000,000   $ 1,290,000,000
Outstanding Borrowings 546,100,000    
Outstanding Letters of Credit 1,300,000    
Total Amount Available 742,600,000    
Line of Credit | Credit Agreement 2020 | Term Loan Facility 2020      
Line of Credit Facility [Line Items]      
Facility Limit 850,000,000.0   $ 850,000,000
Outstanding Borrowings $ 850,000,000