RETIREMENT PLANS AND POST RETIREMENT PENSION PLANS (Details) (Textual) - Pension Plan - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Jul. 31, 2020	Jul. 31, 2019	Jul. 31, 2020	Jul. 31, 2019
United States
Defined Benefit Plan Disclosure
Employer Contributions	$ 0	$ 0	$ 0	$ 0
Expected future employer contributions	0		0
Foreign Plan
Defined Benefit Plan Disclosure
Employer Contributions	9	$ 5	28	$ 16
Expected future employer contributions	$ 9		$ 9