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Pension and other postretirement plans (Tables)
3 Months Ended
Jan. 31, 2025
Retirement Benefits [Abstract]  
Components of Net Periodic Benefits Cost
The components of net periodic pension and other postretirement cost for the three months ended January 31, 2025 and 2024 were:
 U.S.International
Three Months Ended2025202420252024
Service cost$2,531 $2,507 $232 $237 
Interest cost4,691 4,752 623 689 
Expected return on plan assets(6,609)(6,652)(638)(417)
Amortization of prior service credit — (2)(2)
Amortization of net actuarial (gain) loss474 — (67)
Total benefit cost$1,087 $607 $148 $516 
The components of other postretirement benefit costs for the three months ended January 31, 2025 and 2024 were:
 U.S.
Three Months Ended20252024
Service cost$59 $70 
Interest cost650 754 
Amortization of net actuarial gain(126)(147)
Total benefit cost (income)$583 $677