Income Taxes - Summary of Reconciliation of Beginning and Ending Balance of Gross Unrecognized Tax Benefit (Detail) - USD ($) $ in Thousands	12 Months Ended
	Oct. 31, 2023	Oct. 31, 2022
Reconciliation of Unrecognized Tax Benefits [Roll Forward]
Beginning balance	$ 81,183	$ 82,360
Increases in unrecognized tax benefits related to prior year tax positions	211	435
Decreases in unrecognized tax benefits related to prior year tax positions	(25,678)	(9,791)
Increases in unrecognized tax benefits related to current year tax positions	8,223	6,794
Decreases in unrecognized tax benefits related to settlements with taxing authorities	0	(1,104)
Reductions in unrecognized tax benefits due to lapse of applicable statute of limitations	(249)	(2,601)
Increases in unrecognized tax benefits acquired	165	14,121
Changes in unrecognized tax benefits due to foreign currency translation	10,504	(9,031)
Ending Balance	$ 74,359	$ 81,183