Income Taxes - Tax Expense (Benefit) (Details) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Income Tax Disclosure [Abstract]
Income (loss) before income taxes	$ (295,000,000)	$ 518,000,000	$ (262,000,000)	$ 2,311,000,000
Current tax expense			0	132,000,000
Deferred tax expense (benefit)			(61,000,000)	399,000,000
Income tax expense (benefit)	$ (68,000,000)	$ 127,000,000	$ (61,000,000)	$ 531,000,000
Current tax expense			0.00%	5.70%
Deferred tax expense (benefit)			23.30%	17.30%
Income tax expense (benefit)			23.30%	23.00%