Employee Benefit Plans - Postemployment Plan Benefits (Details) - Postretirement Plan - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Defined Benefit Plan Disclosure [Line Items]
Interest cost	$ 0	$ 0	$ 0	$ 0
Amortization of prior service benefit	0	0	0	0
Actuarial loss	1	1	1	1
Net periodic benefit cost (income)	$ 1	$ 1	$ 1	$ 1