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Income Taxes - Additional Information (Detail) - USD ($)
$ in Millions
3 Months Ended
Jan. 31, 2024
Jan. 31, 2023
Oct. 31, 2023
Income Tax Disclosure [Abstract]      
Income tax (benefit) $ 61.5 $ (5.1)  
Pre-tax income or loss 25.20% 27.40%  
Net discrete tax expense (benefit) related tosale of Collins $ 63.4    
Net discrete tax expense (benefit) related to share-based compensation   $ (0.6)  
Unrecognized tax benefits $ 6.2   $ 5.6