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GOODWILL AND OTHER INTANGIBLE ASSETS - Summary of Carrying Amount of Net Intangible Assets by Class (Details) - USD ($)
$ in Millions
Oct. 31, 2021
Oct. 31, 2020
Finite Lived And Indefinite Lived Intangible Assets [Line Items]    
Indefinite lived intangible assets $ 13.4  
Gross Intangible Assets 930.2 $ 955.3
Accumulated Amortization 281.8 240.0
Net Intangible Assets 648.4 715.3
Customer relationships    
Finite Lived And Indefinite Lived Intangible Assets [Line Items]    
Gross Intangible Assets 887.0 891.8
Accumulated Amortization 259.4 204.9
Net Intangible Assets 627.6 686.9
Trademarks and patents    
Finite Lived And Indefinite Lived Intangible Assets [Line Items]    
Gross Intangible Assets 27.3 27.4
Accumulated Amortization 20.8 14.9
Net Intangible Assets 6.5 12.5
Non-compete agreements    
Finite Lived And Indefinite Lived Intangible Assets [Line Items]    
Gross Intangible Assets 0.7 1.7
Accumulated Amortization 0.6 1.2
Net Intangible Assets 0.1 0.5
Other    
Finite Lived And Indefinite Lived Intangible Assets [Line Items]    
Gross Intangible Assets 1.8 20.9
Accumulated Amortization 1.0 19.0
Net Intangible Assets 0.8 1.9
Trademarks and patents    
Finite Lived And Indefinite Lived Intangible Assets [Line Items]    
Indefinite lived intangible assets $ 13.4 $ 13.5