GOODWILL AND OTHER INTANGIBLE ASSETS, Goodwill (Details) - USD ($) $ in Thousands	12 Months Ended
	Oct. 31, 2025	Oct. 31, 2024
Goodwill [Roll Forward]
Opening Balances	$ 3,380,295	$ 3,274,327
Goodwill acquired	265,167	99,237
Foreign currency translation adjustments	(16,096)	(6,339)
Adjustments to goodwill	66	392
Ending Balances	3,661,624	3,380,295
Flight Support Group [Member]
Goodwill [Roll Forward]
Opening Balances	1,882,558	1,824,305
Goodwill acquired	111,764	57,978
Foreign currency translation adjustments	(2,832)	(696)
Adjustments to goodwill	24	(421)
Ending Balances	1,997,178	1,882,558
Electronic Technologies Group [Member]
Goodwill [Roll Forward]
Opening Balances	1,497,737	1,450,022
Goodwill acquired	153,403	41,259
Foreign currency translation adjustments	(13,264)	(5,643)
Adjustments to goodwill	42	813
Ending Balances	$ 1,664,446	$ 1,497,737