v3.26.1
Post-Employment Benefits (Tables)
3 Months Ended
Mar. 31, 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 plans
Other post-employment plans
Three months ended
March 31,
Three months ended
March 31,
(in millions)2026202520262025
Service cost$63 $63 $11 $10 
Interest cost122 117 11 11 
Expected return on plan assets(224)(206)— — 
Amortization of prior service credit— — (9)(9)
Amortization of actuarial loss
Net periodic benefit cost (credit)$(31)$(20)$15 $14