GOODWILL AND OTHER INTANGIBLE ASSETS (Goodwill) (Details) $ in Thousands	6 Months Ended
	Apr. 30, 2023 USD ($)
Goodwill [Line Items]
Opening Balance	$ 1,672,425
Goodwill acquired	340,173
Foreign currency translation adjustments	16,801
Adjustments to goodwill	1,836
Ending Balance	2,031,235
Flight Support Group [Member]
Goodwill [Line Items]
Opening Balance	561,961
Goodwill acquired	0
Foreign currency translation adjustments	4,242
Adjustments to goodwill	(955)
Ending Balance	565,248
Electronic Technologies Group [Member]
Goodwill [Line Items]
Opening Balance	1,110,464
Goodwill acquired	340,173
Foreign currency translation adjustments	12,559
Adjustments to goodwill	2,791
Ending Balance	$ 1,465,987