Provision (Benefit) for Income Taxes Textuals (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021	Jun. 30, 2022
Income Tax Contingency [Line Items]
State deferred income tax rate change	$ (25)	$ (92)	$ 0
Deferred Tax Assets, Tax Credit Carryforwards, Foreign	35	91		$ 70
Income Taxes Paid	31	13
Proceeds from Income Tax Refunds			$ 45
Total interest and penalties accrued as uncertain tax positions	0	0
Internal Revenue Service (IRS) [Member]
Income Tax Contingency [Line Items]
Income Taxes Paid	$ 5
Proceeds from Income Tax Refunds		7
Tax Adjustments, Settlements, and Unusual Provisions		$ 45