GOODWILL AND OTHER INTANGIBLE ASSETS (Goodwill) (Details) $ in Thousands	9 Months Ended
	Jul. 31, 2015 USD ($)
Goodwill [Line Items]
Balances as of October 31, 2014	$ 686,271
Goodwill acquired	36,064
Foreign currency translation adjustments	(9,208)
Balances as of July 31, 2015	713,127
Flight Support Group [Member]
Goodwill [Line Items]
Balances as of October 31, 2014	282,407
Goodwill acquired	36,064
Foreign currency translation adjustments	(1,704)
Balances as of July 31, 2015	316,767
Electronic Technologies Group [Member]
Goodwill [Line Items]
Balances as of October 31, 2014	403,864
Goodwill acquired	0
Foreign currency translation adjustments	(7,504)
Balances as of July 31, 2015	$ 396,360