Stock Plans (Tables)

12 Months Ended

Oct. 31, 2023

Share-Based Payment Arrangement [Abstract]

Compensation expense and related income tax benefit for share-based awards

The compensation expense and related income tax benefit recognized in our Consolidated Statements of Income for share-based awards, including the Employee Stock Purchase Plan, were as follows:

October 31,
(In millions)	2023		2022		2021
Selling, general and administrative expense	$	54.8	$	46.7	$	38.4
Cost of sales	4.2		4.5		3.9
Research and development expense	3.1		3.0		2.4
Total compensation expense	$	62.1	$	54.2	$	44.7
Related income tax benefit	$	5.0	$	5.0	$	5.6

Assumptions used in estimating fair value of stock options award granted

Years Ended October 31,	2023		2022		2021
Expected life	4.5 years		4.1 years		4.0 years
Expected volatility	29.5	%	25.8	%	30.3	%
Risk-free interest rate	3.8	%	1.1	%	0.3	%
Dividend yield	0.02	%	0.02	%	0.02	%

Schedule of stock option plans

The activity and status of our stock option plans are summarized below:

	Number of Shares	Weighted- Average Exercise Price Per Share		Weighted- Average Remaining Contractual Term (in years)	Aggregate Intrinsic Value
Outstanding at October 31, 2022	1,063,843	$	264.85
Granted	86,241	$	329.83
Exercised	(71,808)	$	155.45
Forfeited or expired	(720)	$	337.72
Outstanding at October 31, 2023	1,077,556	$	277.29	5.36	$	53,510,367
Vested and expected to vest at October 31, 2023	1,059,841	$	276.11	5.32	$	53,475,275
Vested and exercisable at October 31, 2023	729,591	$	248.34	4.38	$	50,797,891

Schedule of non-vested RSUs

The status of our non-vested RSUs is summarized below:

	Number of Shares	Weighted- Average Grant Date Fair Value Per Share
Non-vested RSUs at October 31, 2022	289,238	$	340.68
Granted	145,655	$	335.32
Vested and issued	(107,403)	$	320.22
Forfeited or expired	(37,461)	$	344.72
Non-vested RSUs at October 31, 2023	290,029	$	345.03