Accumulated Other Comprehensive Income (Loss) - Effect of Amounts Reclassified out of Each Component of Accumulated Other Comprehensive Income (Loss) into Net Income (Detail) - USD ($) $ in Thousands	12 Months Ended
	Oct. 31, 2023	Oct. 31, 2022	Oct. 31, 2021
Reclassification Adjustment Balance In Accumulated Other Comprehensive Income [Line Items]
Total revenue	$ 5,842,619	$ 5,081,542	$ 4,204,193
Operating expenses	(3,351,167)	(2,855,807)	(2,607,626)
Net income	1,229,888	984,594	757,516
Amount of gains (losses) reclassified  from OCI (effective  portion) | Unrealized gains (losses) on derivative instruments, net of taxes
Reclassification Adjustment Balance In Accumulated Other Comprehensive Income [Line Items]
Total revenue	(9,942)	10,975	4,181
Operating expenses	(15,334)	(15,869)	10,378
Net income	$ (25,276)	$ (4,894)	$ 14,559