GOODWILL AND OTHER INTANGIBLE ASSETS (Goodwill) (Details) $ in Thousands	6 Months Ended
	Apr. 30, 2024 USD ($)
Goodwill [Line Items]
Opening Balance	$ 3,274,327
Goodwill acquired	7,577
Foreign currency translation adjustments	2,839
Adjustments to goodwill	725
Ending Balance	3,285,468
Flight Support Group [Member]
Goodwill [Line Items]
Opening Balance	1,824,305
Goodwill acquired	7,577
Foreign currency translation adjustments	649
Adjustments to goodwill	(88)
Ending Balance	1,832,443
Electronic Technologies Group [Member]
Goodwill [Line Items]
Opening Balance	1,450,022
Goodwill acquired	0
Foreign currency translation adjustments	2,190
Adjustments to goodwill	813
Ending Balance	$ 1,453,025