Goodwill and Intangible Assets - Summary of Intangible Assets (Detail) - USD ($) $ in Thousands	Oct. 31, 2022	Oct. 31, 2021
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 1,801,997	$ 1,598,984
Accumulated Amortization	1,415,551	1,319,852
Net Amount	386,446	279,132
Core/developed technology
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	1,083,703	911,903
Accumulated Amortization	813,226	748,759
Net Amount	270,477	163,144
Customer relationships
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	426,242	404,571
Accumulated Amortization	333,984	308,355
Net Amount	92,258	96,216
Contract rights intangible
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	190,666	193,317
Accumulated Amortization	188,262	188,231
Net Amount	2,404	5,086
Trademarks and trade names
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	52,795	43,095
Accumulated Amortization	34,054	31,155
Net Amount	18,741	11,940
Capitalized software development costs
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	48,591	46,098
Accumulated Amortization	46,025	43,352
Net Amount	$ 2,566	$ 2,746