v3.23.1
Post-Employment Benefits (Tables)
3 Months Ended
Mar. 31, 2023
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)2023202220232022
Service cost$68 $116 $$12 
Interest cost107 74 
Expected return on plan assets(180)(180)— — 
Amortization of prior service cost (credit)— (9)(10)
Amortization of actuarial loss57 
Net periodic benefit cost$(1)$68 $11 $15