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Employee Benefit Plans - Schedule of Funded Status (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Pension Plan [Member]      
schedule of net funded status [Line Items]      
Defined Benefit Plan, Benefit Obligation, Beginning Balance $ 3,603 $ 3,490  
Service cost 2 3 $ 4
Interest cost 176 180 111
Defined Benefit Plan, Benefit Obligation, Contributions by Plan Participant 0 0  
Defined Benefit Plan, Benefit Obligation, Actuarial Gain (Loss) 7 (40)  
Defined Benefit Plan, Changes in Assumptions (158) 108  
Defined Benefit Plan, Benefit Obligation, Benefits Paid 228 218  
Defined Benefit Plan, Benefit Obligation, Ending Balance 3,388 3,603 3,490
Defined Benefit Plan, Plan Assets, Amount, Beginning Balance 3,573 3,524  
Defined Benefit Plan, Plan Assets, Increase (Decrease) for Actual Return (Loss) 34 254  
Defined Benefit Plan, Plan Assets, Contributions by Employer 0 1  
Defined Benefit Plan, Plan Assets, Contributions by Plan Participant 0 0  
Defined Benefit Plan, Plan Assets, Benefits Paid 202 192  
Defined Benefit Plan, Plan Assets, Administration Expense 8 14  
Defined Benefit Plan, Plan Assets, Foreign Currency Translation Gain (Loss) (1) 0  
Defined Benefit Plan, Plan Assets, Amount, Ending Balance 3,396 3,573 3,524
Defined Benefit Plan, Funded (Unfunded) Status of Plan 8 (30)  
Assets for Plan Benefits, Defined Benefit Plan 312 293  
Liability, Defined Benefit Plan 304 323  
Other Pension Plan      
schedule of net funded status [Line Items]      
Defined Benefit Plan, Benefit Obligation, Beginning Balance 334 334  
Service cost 0 0  
Interest cost 16 17  
Defined Benefit Plan, Benefit Obligation, Contributions by Plan Participant 0 0  
Defined Benefit Plan, Benefit Obligation, Actuarial Gain (Loss) (2) (2)  
Defined Benefit Plan, Changes in Assumptions (12) 8  
Defined Benefit Plan, Benefit Obligation, Benefits Paid 27 27  
Defined Benefit Plan, Benefit Obligation, Ending Balance 313 334 334
Defined Benefit Plan, Plan Assets, Amount, Beginning Balance 11 11  
Defined Benefit Plan, Plan Assets, Increase (Decrease) for Actual Return (Loss) 0 0  
Defined Benefit Plan, Plan Assets, Contributions by Employer 0 1  
Defined Benefit Plan, Plan Assets, Contributions by Plan Participant 0 0  
Defined Benefit Plan, Plan Assets, Benefits Paid 1 1  
Defined Benefit Plan, Plan Assets, Administration Expense 0 0  
Defined Benefit Plan, Plan Assets, Foreign Currency Translation Gain (Loss) (1) 0  
Defined Benefit Plan, Plan Assets, Amount, Ending Balance 9 11 11
Defined Benefit Plan, Funded (Unfunded) Status of Plan (304) (323)  
Assets for Plan Benefits, Defined Benefit Plan 0 0  
Liability, Defined Benefit Plan 304 323  
Other Postretirement Benefits Plan [Member]      
schedule of net funded status [Line Items]      
Defined Benefit Plan, Benefit Obligation, Beginning Balance 138 143  
Service cost 0 0 0
Interest cost 7 7 4
Defined Benefit Plan, Benefit Obligation, Contributions by Plan Participant 7 8  
Defined Benefit Plan, Benefit Obligation, Actuarial Gain (Loss) 3 (3)  
Defined Benefit Plan, Changes in Assumptions (4) 3  
Defined Benefit Plan, Benefit Obligation, Benefits Paid 23 26  
Defined Benefit Plan, Benefit Obligation, Ending Balance 122 138 143
Defined Benefit Plan, Plan Assets, Amount, Beginning Balance 18 30  
Defined Benefit Plan, Plan Assets, Increase (Decrease) for Actual Return (Loss) 0 1  
Defined Benefit Plan, Plan Assets, Contributions by Employer 6 5  
Defined Benefit Plan, Plan Assets, Contributions by Plan Participant 7 8  
Defined Benefit Plan, Plan Assets, Benefits Paid 23 26  
Defined Benefit Plan, Plan Assets, Administration Expense 0 0  
Defined Benefit Plan, Plan Assets, Foreign Currency Translation Gain (Loss) 0 0  
Defined Benefit Plan, Plan Assets, Amount, Ending Balance 8 18 30
Defined Benefit Plan, Funded (Unfunded) Status of Plan (114) (120)  
Assets for Plan Benefits, Defined Benefit Plan 0 0  
Liability, Defined Benefit Plan 114 120  
UNITED STATES | Pension Plan [Member]      
schedule of net funded status [Line Items]      
Defined Benefit Plan, Benefit Obligation, Beginning Balance 3,269 3,156  
Service cost 2 3  
Interest cost 160 163  
Defined Benefit Plan, Benefit Obligation, Contributions by Plan Participant 0 0  
Defined Benefit Plan, Benefit Obligation, Actuarial Gain (Loss) 9 (38)  
Defined Benefit Plan, Changes in Assumptions (146) 100  
Defined Benefit Plan, Benefit Obligation, Benefits Paid 201 191  
Defined Benefit Plan, Benefit Obligation, Ending Balance 3,075 3,269 3,156
Defined Benefit Plan, Plan Assets, Amount, Beginning Balance 3,562 3,513  
Defined Benefit Plan, Plan Assets, Increase (Decrease) for Actual Return (Loss) 34 254  
Defined Benefit Plan, Plan Assets, Contributions by Employer 0 0  
Defined Benefit Plan, Plan Assets, Contributions by Plan Participant 0 0  
Defined Benefit Plan, Plan Assets, Benefits Paid 201 191  
Defined Benefit Plan, Plan Assets, Administration Expense 8 14  
Defined Benefit Plan, Plan Assets, Foreign Currency Translation Gain (Loss) 0 0  
Defined Benefit Plan, Plan Assets, Amount, Ending Balance 3,387 3,562 $ 3,513
Defined Benefit Plan, Funded (Unfunded) Status of Plan 312 293  
Assets for Plan Benefits, Defined Benefit Plan 312 293  
Liability, Defined Benefit Plan $ 0 $ 0