Goodwill and Intangible Assets - Summary of Intangible Assets (Detail) - USD ($) $ in Thousands	Oct. 31, 2023	Oct. 31, 2022
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 1,897,268	$ 1,801,997
Accumulated Amortization	1,523,074	1,415,551
Net Amount	374,194	386,446
Core/developed technology
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	1,135,347	1,083,703
Accumulated Amortization	885,555	813,226
Net Amount	249,792	270,477
Customer relationships
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	463,371	426,242
Accumulated Amortization	358,421	333,984
Net Amount	104,950	92,258
Contract rights intangible
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	194,930	190,666
Accumulated Amortization	190,670	188,262
Net Amount	4,260	2,404
Trademarks and trade names
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	52,825	52,795
Accumulated Amortization	37,633	34,054
Net Amount	15,192	18,741
Capitalized software development costs
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	50,795	48,591
Accumulated Amortization	50,795	46,025
Net Amount	$ 0	$ 2,566