v3.26.1
Pension and Postretirement Plans
 6 Months Ended
Mar. 31, 2026
Retirement Benefits [Abstract]  
Pension and Postretirement Plans PENSION AND RETIREMENT PLANS
The components of net periodic benefit cost (credit) associated with defined benefit pension and postretirement plans, which are primarily recorded in selling, general and administrative expenses in the consolidated statements of income, are shown in the table below (in millions):
Three Months Ended
March 31,
Six Months Ended
March 31,
 2026202520262025
Service cost$4 $4 $8 $8 
Interest cost32336466
Expected return on plan assets(44)(46)(88)(92)
Amortization of prior service credit
— (1)(1)(2)
Net periodic benefit credit$(8)$(10)$(17)$(20)