XML 44 R29.htm IDEA: XBRL DOCUMENT v3.24.2
Employee Benefits (Tables)
 6 Months Ended
Jun. 30, 2024
Retirement Benefits [Abstract]  
Schedule of Net Periodic Benefit Cost
The components of net periodic benefit cost for our retirement plans and postretirement plans for the periods ended June 30 are as follows: 

(in millions)Three MonthsSix Months
2024202320242023
Service cost$1 $1 $1 $1 
Interest cost$17 $19 35 37 
Expected return on assets(24)(25)(49)(50)
Amortization of prior service credit / actuarial loss1 — 2 1 
Net periodic benefit cost$(5)$(5)$(11)$(11)