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Warranties - Accrued Warranty Classified in Condensed Unaudited Consolidated Balance Sheets (Detail) - USD ($)
$ in Millions
Jan. 31, 2024
Oct. 31, 2023
Jan. 31, 2023
Oct. 31, 2022
Guarantees [Abstract]        
Current liabilities $ 20.2 $ 23.4    
Other long-term liabilities 16.9 15.7    
Total warranty liability $ 37.1 $ 39.1 $ 31.1 $ 31.9