SEGMENT INFORMATION (General) (Details)	12 Months Ended
	Oct. 31, 2025
Segment Reporting [Abstract]
Segment Reporting, CODM, Profit (Loss) Measure, How Used, Description	The CODM is regularly provided with and reviews segment revenues and segment income from operations to support decision-making, set strategic goals, allocate resources, and evaluate each segment’s progress against the company’s plan. The CODM also reviews and approves budgets, including capital expenditures, at the segment level.
Segment Reporting, CODM, Individual Title and Position or Group Name [Extensible Enumeration]
Number of Reportable Segments	2
Segment Reporting, Additional Information about Entity's Reportable Segments	The Communications Solutions Group (“CSG”) serves customers spanning the global commercial communications and aerospace, defense, and government end markets. The group’s solutions consist of electronic design and test software, instrumentation, systems, and related services. These solutions are used in the design, simulation, validation, manufacturing, installation, and optimization of communication systems in wireless, wireline (data center networking), enterprise, and aerospace, defense, and government end markets. Our recent acquisition of Spirent adds wireless network test and assurance and positioning technology solutions to our portfolio, complementing our design, validation, and performance offerings to deliver end-to-end solutions to our customers.The Electronic Industrial Solutions Group (“EISG”) serves customers across a diverse set of end markets focused on automotive and energy, semiconductor solutions, and general electronics. The group's solutions consist of electronic design, test and simulation software, instrumentation, systems, computer-aided engineering solutions, and related services. These solutions are used in the design, simulation, validation, manufacturing, installation, and optimization of electronic equipment.
Segment Reporting, Expense Information Used by CODM, Description	A significant portion of the segments’ expenses arise from allocated corporate charges, as well as expenses related to our centralized sales force, and service, marketing and technology functions that we have historically provided to the segments in order to realize economies of scale and to efficiently use resources.