GOODWILL AND OTHER INTANGIBLE ASSETS (Goodwill) (Details) $ in Thousands	3 Months Ended
	Jan. 31, 2016 USD ($)
Goodwill [Line Items]
Balances as of October 31, 2014	$ 766,639
Goodwill acquired	98,844
Foreign currency translation adjustments	(1,831)
Balances as of January 31, 2015	863,916
Goodwill, Purchase Accounting Adjustments	264
Flight Support Group [Member]
Goodwill [Line Items]
Balances as of October 31, 2014	337,507
Goodwill acquired	0
Foreign currency translation adjustments	(459)
Balances as of January 31, 2015	337,297
Goodwill, Purchase Accounting Adjustments	249
Electronic Technologies Group [Member]
Goodwill [Line Items]
Balances as of October 31, 2014	429,132
Goodwill acquired	98,844
Foreign currency translation adjustments	(1,372)
Balances as of January 31, 2015	526,619
Goodwill, Purchase Accounting Adjustments	$ 15