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Pension and other postretirement plans
 3 Months Ended
Jan. 31, 2024
Retirement Benefits [Abstract]  
Pension and other postretirement plans
Pension and other postretirement plans
The components of net periodic pension and other postretirement cost for the three months ended January 31, 2024 and 2023 were:
 U.S.International
Three Months Ended2024202320242023
Service cost$2,507 $2,744 $237 $275 
Interest cost4,752 4,175 689 603 
Expected return on plan assets(6,652)(6,529)(417)(377)
Amortization of prior service credit— — (2)(13)
Amortization of net actuarial loss— — 9 20 
Total benefit cost$607 $390 $516 $508 
The components of other postretirement benefit costs for the three months ended January 31, 2024 and 2023 were:
 U.S.International
Three Months Ended2024202320242023
Service cost$70 $100 $1 $1 
Interest cost754 765 3 3 
Amortization of net actuarial gain(147)— (14)(16)
Total benefit cost (income)$677 $865 $(10)$(12)
The components of net periodic pension and other postretirement cost other than service cost are included in Other – net in our Condensed Consolidated Statements of Income.