RETIREMENT PLANS AND POST RETIREMENT PENSION PLANS (Contributions) (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Jul. 31, 2025	Jul. 31, 2024	Jul. 31, 2025	Jul. 31, 2024
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	$ 3	8	$ 8
Estimated future employer contributions in remainder of current fiscal year	$ 3		$ 3