Earnings Per Share - Schedule of Earnings Per Share (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions		12 Months Ended
		Oct. 31, 2025	Oct. 31, 2024	Oct. 31, 2023
Earnings Per Share [Abstract]
Net income		$ 374.9	$ 392.3	$ 294.2
Basic:
Weighted-average common shares (in shares)	[1]	199.1	198.9	197.9
Basic earnings per share (in dollars per share)	[1]	$ 1.88	$ 1.97	$ 1.49
Diluted:
Effect of dilutive stock options (in shares)		0.9	1.5	1.4
Diluted weighted average common shares (in shares)	[1]	200.0	200.4	199.3
Diluted earnings per share (in dollars per share)	[1]	$ 1.87	$ 1.96	$ 1.48

[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.