Income Taxes - Schedule of Income Before Income Taxes (Details) - USD ($) $ in Millions	12 Months Ended
	Oct. 31, 2025	Oct. 31, 2024	Oct. 31, 2023
Income before income taxes:
United States	$ (143.0)	$ (87.1)	$ (135.7)
Foreign	709.5	669.4	548.6
Income before income taxes	$ 566.5	$ 582.3	$ 412.9