RETIREMENT PLANS AND POST RETIREMENT PENSION PLANS (Contributions) (Details) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
Apr. 30, 2026	Apr. 30, 2025	Apr. 30, 2026	Apr. 30, 2025
United States \| Defined benefit plan
Defined Benefit Plan Disclosure
Contributions by employer	$ 0	$ 0	$ 0	$ 0
Estimated future employer contributions in remainder of current fiscal year	0		0
United States \| Post-retirement Benefits Plan
Defined Benefit Plan Disclosure
Contributions by employer	0	0	0	0
Estimated future employer contributions in remainder of current fiscal year	0		0
Foreign Plan \| Defined benefit plan
Defined Benefit Plan Disclosure
Contributions by employer	3	$ 2	5	$ 5
Estimated future employer contributions in remainder of current fiscal year	$ 5		$ 5

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

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+ Details

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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