Stock-Based Compensation - Fair Value Assumptions of Stock Options (Detail) - Stock Options	12 Months Ended
	Oct. 31, 2024	Oct. 31, 2023	Oct. 31, 2022
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Expected volatility, Minimum	30.30%	30.40%	30.60%
Expected volatility, Maximum	31.70%	31.80%	30.80%
Risk-free interest rate, Minimum	4.22%	3.79%	1.36%
Risk-free interest rate, Maximum	4.52%	4.21%	2.65%
Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Expected dividend yield	1.15%	1.12%	0.76%
Expected life of the option (in years)	5 years	5 years	5 years 3 months 18 days
Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Expected dividend yield	1.20%	1.27%	0.89%
Expected life of the option (in years)	6 years 2 months 12 days	6 years 2 months 12 days	6 years 2 months 12 days