RETIREMENT PLANS AND POST RETIREMENT PENSION PLANS (Details) (Textual) - Pension Plan - USD ($) $ in Millions	3 Months Ended
Jan. 31, 2020	Jan. 31, 2019
United States
Defined Benefit Plans Contributions
Contributions to defined benefit plans	$ 0	$ 0
Estimated future employer contributions in remainder of current fiscal year	0
Foreign Plan
Defined Benefit Plans Contributions
Contributions to defined benefit plans	5	$ 6
Estimated future employer contributions in remainder of current fiscal year	$ 19

Amount of contribution received by defined benefit plan from employer which increases plan assets.

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Name:	us-gaap_DefinedBenefitPlanContributionsByEmployer
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration