v3.26.1
Post-Employment Benefits (Tables)
 6 Months Ended
Jun. 30, 2026
Postemployment Benefits [Abstract]  
Summary of net periodic benefit costs relating to the company's defined benefit and other post-employment plans The following table summarizes net periodic benefit cost relating to the company’s defined benefit and other post-employment plans:
Defined benefit plansOther post-employment plans
Three months ended
June 30,		Six months ended
June 30,		Three months ended
June 30,		Six months ended
June 30,
(in millions)20262025202620252026202520262025
Service cost$68 $68 $131 $131 $10 $10 $21 $20 
Interest cost128 124 250 241 10 11 21 22 
Expected return on plan assets(222)(208)(446)(414)                                      — — — — 
Amortization of prior service credit— — — — (9)(9)(18)(18)
Amortization of actuarial loss12 10 20 16 2 2 4 4 
Net periodic benefit cost (credit)$(14)$(6)$(45)$(26)$13 $14 $28 $28