Stock-Based Compensation - Fair Value Assumptions of Stock Options (Detail) - Stock Options	12 Months Ended
	Oct. 31, 2021	Oct. 31, 2020	Oct. 31, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Expected volatility, Minimum	30.80%	24.50%	24.10%
Expected volatility, Maximum	32.60%	30.50%	24.50%
Expected dividend yield			1.04%
Risk-free interest rate, Minimum	0.43%	0.44%	2.84%
Risk-free interest rate, Maximum	0.77%	1.69%	2.95%
Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Expected dividend yield	0.83%	0.87%
Expected life of the option (in years)	5 years 3 months 18 days	5 years 3 months 18 days	5 years 3 months 18 days
Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Expected dividend yield	0.85%	1.16%
Expected life of the option (in years)	6 years 2 months 12 days	6 years 3 months 18 days	6 years 2 months 12 days