Goodwill and Intangible Assets - Summary of Intangible Assets (Detail) - USD ($) $ in Thousands	Jan. 31, 2024	Oct. 31, 2023
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 1,876,936	$ 1,897,268
Accumulated Amortization	1,499,521	1,523,074
Net Amount	377,415	374,194
Core/developed technology
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	1,158,892	1,135,347
Accumulated Amortization	904,829	885,555
Net Amount	254,063	249,792
Customer relationships
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	469,340	463,371
Accumulated Amortization	364,328	358,421
Net Amount	105,012	104,950
Contract rights intangible
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	195,879	194,930
Accumulated Amortization	191,984	190,670
Net Amount	3,895	4,260
Trademarks and trade names
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	52,825	52,825
Accumulated Amortization	38,380	37,633
Net Amount	$ 14,445	15,192
Capitalized software development costs
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount		50,795
Accumulated Amortization		50,795
Net Amount		$ 0