RETIREMENT PLANS AND POST RETIREMENT PENSION PLANS- Components of net periodic costs (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Jul. 31, 2024	Jul. 31, 2023	Jul. 31, 2024	Jul. 31, 2023
Pension Plan | United States
Defined Benefit Plan, Net Periodic Benefit Cost (Income)
Service cost - benefits earned during the period	$ 0	$ 0	$ 0	$ 0
Interest cost on benefit obligation	6	5	16	15
Expected return on plan assets	(5)	(5)	(15)	(14)
Amortization of net actuarial (gain) loss	0	0	1	0
Amortization of Prior Service Benefit			0	0
Total net periodic benefit cost (income)	1	0	2	1
Pension Plan | Foreign Plan
Defined Benefit Plan, Net Periodic Benefit Cost (Income)
Service cost - benefits earned during the period	5	5	13	13
Interest cost on benefit obligation	7	6	20	18
Expected return on plan assets	(9)	(9)	(28)	(27)
Amortization of net actuarial (gain) loss	(4)	0	(12)	(1)
Amortization of Prior Service Benefit			0	0
Total net periodic benefit cost (income)	(1)	2	(7)	3
Other Postretirement Benefits Plan | United States
Defined Benefit Plan, Net Periodic Benefit Cost (Income)
Service cost - benefits earned during the period	0	0	0	0
Interest cost on benefit obligation	1	1	3	3
Expected return on plan assets	(1)	(1)	(3)	(3)
Amortization of net actuarial (gain) loss	0	0	(1)	0
Amortization of Prior Service Benefit			0	(1)
Total net periodic benefit cost (income)	$ 0	$ 0	$ (1)	$ (1)