XML 42 R30.htm IDEA: XBRL DOCUMENT v3.23.2
Post-Employment Benefits (Tables)
 6 Months Ended
Jun. 30, 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
June 30,		Six months ended
June 30,		Three months ended
June 30,		Six months ended
June 30,
(in millions)20232022202320222023202220232022
Service cost$67 $113 $135 $229 $10 $13 $18 $25 
Interest cost109 75 216 149 10 6 19 12 
Expected return on plan assets(182)(179)(362)(359)— — — — 
Amortization of prior service cost (credit)1 — 1 1 (9)(9)(18)(19)
Amortization of actuarial loss4 59 8 116 3 6 6 13 
Net periodic benefit cost (credit)$(1)$68 $(2)$136 $14 $16 $25 $31