Employee Benefit Plans (Defined Benefit Plans Disclosure) (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Pension Benefits
Defined Benefit Plan Disclosure [Line Items]
Service cost	$ 4	$ 5	$ 8	$ 9
Interest cost	2	1	3	2
Expected return on plan assets	(3)	(3)	(6)	(5)
Amortization of prior service cost	0	0	0	0
Amortization of prior actuarial loss	1	2	2	3
Total	4	5	7	9
Other Benefits
Defined Benefit Plan Disclosure [Line Items]
Service cost	0	1	1	2
Interest cost	1	1	1	1
Expected return on plan assets	0	0	0	0
Amortization of prior service cost	(1)	(1)	(1)	(1)
Amortization of prior actuarial loss	1	1	1	1
Total	$ 1	$ 2	$ 2	$ 3