v3.25.0.1
Employee Pension and Other Postretirement Benefits Schedule of Defined Benefit Plans Discolsures (Table) (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]      
Fair value of plan assets at beginning of year $ 6,873    
Fair value of plan assets at end of year 7,024 $ 6,873  
Defined Benefit Plan, Amounts for Asset (Liability) Recognized in Statement of Financial Position [Abstract]      
Pension plan assets 1,422 888  
Pension Benefits [Member]      
Defined Benefit Plan, Change in Benefit Obligation [Roll Forward]      
Benefit obligation at beginning of year 6,242 6,438  
Service cost 109 112 $ 181
Interest cost 321 343 258
Plan participants' contributions 5 10  
Actuarial loss (gain) (499) 62  
Benefits paid (307) (333)  
Settlement (80) (390)  
Benefit obligation at end of year 5,791 6,242 6,438
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]      
Fair value of plan assets at beginning of year 6,873 6,781  
Actual return on plan assets 514 793  
Employer contributions 11 12  
Plan participants' contributions 5 10  
Benefits paid (307) (333)  
Transfers 2    
Settlement (74) (390)  
Fair value of plan assets at end of year 7,024 6,873 6,781
Funded status 1,233 631  
Defined Benefit Plan, Amounts for Asset (Liability) Recognized in Statement of Financial Position [Abstract]      
Pension plan assets 1,422 888  
Current liability [1] (47) (45)  
Non-current liability [2] (142) (212)  
Defined Benefit Plan, Accumulated Other Comprehensive Income (Loss), before Tax [Abstract]      
Prior service costs (credits) 122 138  
Net actuarial loss (gain) 60 562  
Other Benefits [Member]      
Defined Benefit Plan, Change in Benefit Obligation [Roll Forward]      
Benefit obligation at beginning of year 370 394  
Service cost 6 6 9
Interest cost 19 21 14
Plan participants' contributions 9 9  
Actuarial loss (gain) (26) (19)  
Benefits paid (45) (41)  
Benefit obligation at end of year 333 370 $ 394
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]      
Employer contributions 36 32  
Plan participants' contributions 9 9  
Benefits paid (45) (41)  
Funded status (333) (370)  
Defined Benefit Plan, Amounts for Asset (Liability) Recognized in Statement of Financial Position [Abstract]      
Current liability [1] (124) (129)  
Non-current liability [2] (209) (241)  
Defined Benefit Plan, Accumulated Other Comprehensive Income (Loss), before Tax [Abstract]      
Prior service costs (credits) (11) (13)  
Net actuarial loss (gain) $ (119) $ (107)  
[1] Included in other current liabilities and current portion of postretirement plan liabilities, respectively.
[2] Included in pension plan liabilities and other postretirement plan liabilities, respectively.