REVENUE (Disaggregation of Revenue, by Product Line) (Details) - USD ($) $ in Thousands		12 Months Ended
		Oct. 31, 2025	Oct. 31, 2024	Oct. 31, 2023
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer		$ 4,485,044	$ 3,857,669	$ 2,968,105
Flight Support Group [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer		3,117,277	2,639,354	1,770,185
Flight Support Group [Member] | Aftermarket Replacement Parts [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer	[1]	1,922,323	1,658,431	1,040,502
Flight Support Group [Member] | Repair and Overhaul Parts and Services [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer	[2]	748,849	593,237	366,566
Flight Support Group [Member] | Specialty Products [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer	[3]	446,105	387,686	363,117
Electronic Technologies Group [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer		1,413,120	1,263,626	1,225,222
Electronic Technologies Group [Member] | Electronic Components for Defense, Space and Aerospace [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer	[4]	1,142,207	1,004,511	918,374
Electronic Technologies Group [Member] | Other Electronic Components [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer	[5]	270,913	259,115	306,848
Corporate And Eliminations [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer		$ (45,353)	$ (45,311)	$ (27,302)

[1] Includes various jet engine and aircraft component replacement parts.

[2] Includes primarily the sale of parts consumed in various repair and overhaul services on selected jet engine and aircraft components, avionics, instruments, composites and flight surfaces of commercial and military aircraft.

[3] Includes primarily the sale of specialty components such as thermal insulation blankets, renewable/reusable insulation systems, advanced niche components, complex composite assemblies, expanded foil mesh, emergency descent devices, personnel and cargo parachute products, and missile hardware and components, as well as machining, brazing, fabricating and welding services.

[4] Includes various component parts such as electro-optical infrared simulation and test equipment, electro-optical laser products, electro-optical, microwave and other power equipment, high-speed interface products, power conversion products, power distribution solutions, underwater locator beacons, emergency locator transmission beacons, traveling wave tube amplifiers, microwave power modules, a wide variety of memory products and radio frequency (RF) and microwave products, crashworthy and ballistically self-sealing auxiliary fuel systems, high performance communications and electronic intercept receivers and tuners, high performance active antenna systems and airborne antennas, technical surveillance countermeasures (TSCM) equipment, custom high power filters and filter assemblies, radiation assurance services and products, and high-reliability, complex, passive electronic components and rotary joint assemblies, proprietary in-cabin power and entertainment components and subsystems, and cockpit displays and other avionics components.

[5] Includes various component parts such as electromagnetic and radio frequency interference shielding, high voltage interconnection devices, high voltage advanced power electronics, harsh environment connectivity products, custom molded cable assemblies, silicone material for a variety of demanding applications, and rugged small form-factor embedded computing solutions, and high performance test sockets and adaptors.