Segment Disclosure - Revenues Related to Operations by Geographic Areas (Detail) - USD ($) $ in Thousands	3 Months Ended
	Jan. 31, 2021	Jan. 31, 2020
Schedule of Revenues from External Customers [Line Items]
Total revenue	$ 970,321	$ 834,381
United States
Schedule of Revenues from External Customers [Line Items]
Total revenue	468,701	408,489
Europe
Schedule of Revenues from External Customers [Line Items]
Total revenue	105,175	94,370
China
Schedule of Revenues from External Customers [Line Items]
Total revenue	115,768	67,320
Korea
Schedule of Revenues from External Customers [Line Items]
Total revenue	98,254	89,515
Asia-Pacific and Other
Schedule of Revenues from External Customers [Line Items]
Total revenue	$ 182,423	$ 174,687