Unrealized Tax Benefits - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020	Jan. 01, 2021	Jan. 01, 2020	Dec. 31, 2019	Jan. 01, 2019
Income Tax Disclosure [Abstract]
Upper bound of decrease in unrecognized tax benefit that is reasonably possible	$ 5
Unrecognized Tax Benefits, Income Tax Penalties Expense	0
Unrecognized tax benefit — Permanent tax positions	11	$ 9
Unrecognized tax benefit — Temporary tax positions	2	2
Total unrecognized tax benefit	13	11	$ 9	$ 11	$ 9		$ 12
Additions based on tax positions related to the current year	2	2	2
Additions for tax positions of prior years	0	0	6
Reductions for tax positions of prior years	0	0	(11)
NOL and tax credit carryforwards	(12)	(11)
Payable for interest related to unrecognized tax benefits	0	0	0			$ (1)
Unrecognized Tax Benefits, Interest on Income Taxes Expense	$ 0	$ 0	$ (1)