Income Taxes - Schedule of Reconciliation of the Change in the Amount of Unrecognized Tax Benefits (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Reconciliation of the change in the amount of unrecognized tax benefits
Balance – beginning of year	$ 17	$ 17	$ 12
Acquisitions	0	0	5
Increase for tax positions taken in a prior year	23	0	0
Increase for tax positions taken in the current year	5	0	0
Balance – end of year	$ 45	$ 17	$ 17