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LONG-TERM DEBT - Summary of Long-Term Debt (Detail) - USD ($)
$ in Millions
Jul. 31, 2018
Oct. 31, 2017
Debt Instrument [Line Items]    
Long-term debt $ 1,040.1 $ 959.2
Less current portion 15.0 15.0
Less deferred financing costs 5.0 6.4
Long-term debt 1,020.1 937.8
2017 Credit Agreement    
Debt Instrument [Line Items]    
Long-term debt 404.3  
Senior Notes due 2019    
Debt Instrument [Line Items]    
Less deferred financing costs 0.5  
Other debt    
Debt Instrument [Line Items]    
Long-term debt 4.9 6.5
Term Loan | 2017 Credit Agreement    
Debt Instrument [Line Items]    
Long-term debt 277.5 288.8
Domestic Line of Credit | Receivables Facility    
Debt Instrument [Line Items]    
Long-term debt 150.0 150.0
Revolving Credit Facility | 2017 Credit Agreement    
Debt Instrument [Line Items]    
Long-term debt 126.8 35.0
Less current portion 15.0  
Less deferred financing costs 4.6  
Long-term debt 389.3  
Senior Notes | Senior Notes due 2019    
Debt Instrument [Line Items]    
Long-term debt 248.8 248.0
Senior Notes | Senior Notes due 2021    
Debt Instrument [Line Items]    
Long-term debt $ 232.1 $ 230.9