XML 57 R43.htm IDEA: XBRL DOCUMENT v3.26.1
Employee Pension and Other Postretirement Benefits Net Benefit Costs (Table) (Details) - USD ($)
$ in Millions
 3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Pension Benefits    
Defined Benefit Plan Disclosure    
Service cost $ 21 $ 22
Interest cost 85 84
Expected return on plan assets (144) (137)
Amortization of prior service cost (credit) 4 4
Amortization of net actuarial loss (gain) 1  
Net periodic benefit (income) cost (33) (27)
Other Benefits    
Defined Benefit Plan Disclosure    
Service cost 1 1
Interest cost 4 4
Amortization of net actuarial loss (gain) (3) (3)
Net periodic benefit (income) cost $ 2 $ 2