Income Taxes - Provision for Income Taxes and Effective Tax Rates (Detail) - USD ($) $ in Thousands	3 Months Ended
	Jan. 31, 2023	Jan. 31, 2022
Income Tax Disclosure [Abstract]
Income before income taxes	$ 279,224	$ 327,243
Provision for income taxes	$ 10,597	$ 13,902
Effective tax rate	3.80%	4.20%