Earnings Per Share - Schedule of Earnings Per Share (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions		12 Months Ended
		Oct. 31, 2024	Oct. 31, 2023	Oct. 31, 2022
Earnings Per Share [Abstract]
Net income		$ 392.3	$ 294.2	$ 385.8
Basic:
Weighted-average common shares (in shares)	[1]	198.9	197.9	197.4
Basic earnings per share (in dollars per share)	[1]	$ 1.97	$ 1.49	$ 1.95
Diluted:
Effect of dilutive stock options (in shares)		1.5	1.4	1.4
Diluted weighted average common shares (in shares)	[1]	200.4	199.3	198.8
Diluted earnings per share (in dollars per share)	[1]	$ 1.96	$ 1.48	$ 1.94

[1] All periods presented have been adjusted to reflect the four-for-one stock split effected on February 16, 2024. Refer to Note 1. Organization and Significant Accounting Policies for further information.