Provision (Benefit) for Income Taxes Textuals (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Income Tax Contingency [Line Items]
State deferred income tax rate change	$ (44)	$ (25)	$ (92)
Deferred Tax Assets, Tax Credit Carryforwards, Foreign, Expired	35
Income Taxes Paid	68	31	13
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
Tax Adjustments, Settlements, and Unusual Provisions			45
Proceeds from Income Tax Refunds			$ 7