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Goodwill and Intangible Assets - Summary of Goodwill by Segment (Detail) - USD ($)
$ in Millions
Jan. 31, 2024
Oct. 31, 2023
Jan. 31, 2023
Oct. 31, 2022
Goodwill [Line Items]        
Goodwill $ 138.7 $ 157.3 $ 157.3 $ 157.3
Specialty Vehicles [Member]        
Goodwill [Line Items]        
Goodwill 96.2 114.8    
Recreational Vehicles [Member]        
Goodwill [Line Items]        
Goodwill $ 42.5 $ 42.5