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Employee Benefit Plans (Net Periodic Benefit Cost) (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Defined Benefit Pension Plan [Member]      
Defined Benefit Plan Disclosure [Line Items]      
Service cost $ 9 $ 11 $ 10
Interest cost 10 8 10
Expected return on assets (25) (24) (21)
Amortization of net (income) loss 4 8 9
Settlements 1 1
Net periodic benefit cost (2) 3 8
Other comprehensive income (loss) attributable to change from prior year (12) (24)  
Total recognized in net periodic benefit cost and other comprehensive income (loss) (14) (21)  
Post-Retirement Plan [Member]      
Defined Benefit Plan Disclosure [Line Items]      
Service cost 1 1 1
Interest cost 1 1 1
Amortization of prior service cost (1) (1)
Expected return on assets
Net periodic benefit cost 1 1 $ 1
Other comprehensive income (loss) attributable to change from prior year (10) (5)  
Total recognized in net periodic benefit cost and other comprehensive income (loss) $ (9) $ (4)