v3.25.2
Employee Pension and Other Postretirement Benefits (Tables)
6 Months Ended
Jun. 30, 2025
Retirement Benefits [Abstract]  
Schedule of Net Benefit Costs
The costs of the Company's defined benefit pension plans and other postretirement benefit plans for the three and six months ended June 30, 2025 and 2024, were as follows:
 Three Months Ended June 30Six Months Ended June 30
Pension BenefitsOther BenefitsPension BenefitsOther Benefits
($ in millions)20252024202520242025202420252024
Components of net periodic benefit cost
Service cost$21 $27 $1 $$43 $54 $2 $
Interest cost84 81 5 168 161 9 
Expected return on plan assets(137)(135) — (274)(269) — 
Amortization of prior service cost (credit)4  — 8  (1)
Amortization of net actuarial loss (gain) (3)(4) (6)(7)
Net periodic benefit (income) cost$(28)$(19)$3 $$(55)$(37)$5 $
Schedule of Defined Benefit Plans Disclosures, Cash Contributions
The Company made the following contributions to its defined benefit pension plans and other postretirement benefit plans for the six months ended June 30, 2025 and 2024:
 Six Months Ended June 30
($ in millions)20252024
Pension plans
Discretionary
Qualified$ $— 
Non-qualified7 
Other benefit plans21 18 
Total contributions$28 $24