Income Taxes - Provision for Income Taxes and Effective Tax Rates (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Jul. 31, 2024	Jul. 31, 2023	Jul. 31, 2024	Jul. 31, 2023
Income Tax Disclosure [Abstract]
Income before income taxes	$ 391,995	$ 325,560	$ 1,190,979	$ 901,705
Provision (benefit) for income taxes	$ (30,712)	$ (6,951)	$ 37,634	$ 29,779
Effective tax rate	(7.80%)	(2.10%)	3.20%	3.30%