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