Income Taxes - EEGH - Components of Income Tax Expense (Benefit) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Components of Income Tax Expense (Benefit) [Line Items]
Federal	$ (1,333)	$ (1,650)	$ (1,463)
State	(16)	118	(65)
Total current	(1,315)	(1,442)	(1,449)
Federal	(371)	(114)	(408)
State	(29)	(275)	(49)
Total deferred	(306)	(356)	(462)
Total	(1,582)	(1,699)	(1,916)
EEGH
Components of Income Tax Expense (Benefit) [Line Items]
Federal	44	(236)	12
State	29	(7)	29
Total current	73	(243)	41
Federal	112	357	88
State	15	(4)	38
Total deferred	127	353	126
Total	$ 200	$ 110	$ 167