Earnings Per Share (Tables)

12 Months Ended

Oct. 31, 2023

Earnings Per Share [Abstract]

Schedule of earnings per share

Years Ended October 31,
(In millions, except for earnings per share)	2023		2022		2021
Net income	$	294.2	$	385.8	$	2,944.7
Basic:
Weighted-average common shares	49.5		49.3		49.2
Basic earnings per share	$	5.94	$	7.83	$	59.80
Diluted:
Weighted-average common shares	49.5		49.3		49.2
Effect of dilutive stock plans	0.3		0.4		0.6
Diluted weighted-average common shares	49.8		49.7		49.8
Diluted earnings per share	$	5.91	$	7.76	$	59.16

Stock options to purchase common stock and restricted stock units not included in diluted earnings per share calculation due to antidilutive effect

The following table sets forth stock options to purchase our common stock and restricted stock units that were not included in the diluted earnings per share calculation because their effect would have been antidilutive for the periods presented:

Years Ended October 31,
(In thousands, except exercise prices)	2023	2022	2021
Stock option shares excluded	311	227	107
Exercise prices	$300.12 - $406.17	$300.12 - $406.17	$	345.74
Restricted stock units excluded	15	87	2