Stockholders' Equity - Components of AOCL (Details) - USD ($) $ in Millions	Oct. 31, 2024	Oct. 31, 2023
Accumulated other comprehensive loss (AOCL)
Foreign currency translation adjustments	$ 33.9	$ 41.7
Pension benefits	4.3	4.3
Cash flow derivative instruments	7.8	(9.0)
Total accumulated other comprehensive loss	$ 46.0	$ 37.0