v3.26.1
RETIREMENT PLANS AND POST RETIREMENT PENSION PLANS (Tables)
 9 Months Ended
Jul. 31, 2026
Retirement Benefits [Abstract]  
Schedule of net pension and post-retirement benefit costs
For the three and nine months ended July 31, 2026 and 2025, our net pension and post-retirement benefit cost (benefit) consisted of the following:
Pensions
U.S. Defined Benefit PlansNon-U.S. Defined Benefit
Plans		U.S. Post-Retirement
Benefit Plan
Three Months Ended
July 31,
202620252026202520262025
(in millions)
Service cost—benefits earned during the period$4 $4 $2 $2 $— $— 
Interest cost on benefit obligation10 10 9 9 1 2 
Expected return on plan assets(13)(13)(16)(16)(3)(3)
Amortization of net actuarial loss (gain)— 1 (1)(1)— — 
Net periodic benefit cost (benefit)$1 $2 $(6)$(6)$(2)$(1)
Pensions
U.S. Defined Benefit PlansNon-U.S. Defined Benefit
Plans		U.S. Post-Retirement
Benefit Plan
Nine Months Ended
July 31,
202620252026202520262025
(in millions)
Service cost—benefits earned during the period$11 $13 $7 $6 $— $— 
Interest cost on benefit obligation29 29 26 26 5 6 
Expected return on plan assets(40)(39)(47)(45)(10)(9)
Amortization of net actuarial loss (gain)2 4 (3)(3)(1)(1)
Net periodic benefit cost (benefit)$2 $7 $(17)$(16)$(6)$(4)