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Employee Benefit Plans (Defined Benefit Plans Disclosure) (Details) - USD ($)
$ in Millions
 3 Months Ended 9 Months Ended
Sep. 30, 2024
Sep. 30, 2023
Sep. 30, 2024
Sep. 30, 2023
Pension Benefits        
Defined Benefit Plan Disclosure [Line Items]        
Service cost $ 3 $ 3 $ 10 $ 10
Interest cost 3 3 8 8
Expected return on plan assets (3) (3) (9) (8)
Amortization of prior service cost 0 0 0 0
Amortization of prior actuarial loss 1 1 2 2
Defined Benefit Plan, Benefit Obligation, Payment for Settlement (1) 0 (1) 0
Total 5 4 12 12
Other Benefits        
Defined Benefit Plan Disclosure [Line Items]        
Service cost 0 0 1 1
Interest cost 1 1 2 2
Expected return on plan assets 0 0 0 0
Amortization of prior service cost 0 0 (1) (1)
Amortization of prior actuarial loss 0 0 0 0
Defined Benefit Plan, Benefit Obligation, Payment for Settlement 0 0 0 0
Total $ 1 $ 1 $ 2 $ 2