v3.26.3
Employee Benefits (Tables)
 9 Months Ended
Sep. 30, 2026
Retirement Benefits [Abstract]  
Benefit or (Income) Cost Related to Pension and Postretirement Health Care and Life Insurance
The following table summarizes the components of net periodic benefit cost related to our pension and postretirement health care and life insurance plans:
(dollars in millions)
PensionHealth Care and Life
Three Months Ended September 30,2026202520262025
Service cost - Cost of services$56 $34 $5 $7 
Service cost - Selling, general and administrative expense— 6 — 1 
Service cost$56 $40 $5 $8 
Amortization of prior service cost (credit)$49 $28 $(31)$(33)
Expected return on plan assets(184)(133)(8)(7)
Interest cost129 102 135 137 
Remeasurement gain, net— (31)— — 
Other components$(6)$(34)$96 $97 
Total$50 $6 $101 $105 
(dollars in millions)
PensionHealth Care and Life
Nine Months Ended September 30,
2026202520262025
Service cost - Cost of services$157 $103 $16 $21 
Service cost - Selling, general and administrative expense
— 17 — 4 
Service cost$157 $120 $16 $25 
Amortization of prior service cost (credit)$131 $84 $(93)$(97)
Expected return on plan assets(545)(401)(22)(21)
Interest cost377 306 399 410 
Remeasurement loss (gain), net(18)14 (219)— 
Other components$(55)$3 $65 $292 
Total$102 $123 $81 $317