Income Taxes (Details) - USD ($) $ in Millions		1 Months Ended	3 Months Ended		8 Months Ended	9 Months Ended	11 Months Ended	12 Months Ended
	Feb. 09, 2021	Feb. 09, 2021	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2021	Sep. 30, 2022	Dec. 31, 2021	Dec. 31, 2022	Nov. 01, 2021
Business Acquisition [Line Items]
Effective income tax rate		(1.10%)					2.00%
Income tax expense (benefit)	$ (57)	$ (57)	$ 74	$ (10)	$ (10)	$ 105
Deferred tax asset, operating loss carryforward, limitations			54			54
Cancellation of debt income	5,000
Vine Energy Corporation (Vine)
Business Acquisition [Line Items]
Income tax expense (benefit)						19
Deferred tax liabilities			$ 30	$ 49	$ 49	$ 30			$ 30
Federal
Business Acquisition [Line Items]
Operating loss carryforwards, removed	$ 593	$ 593
Forecast
Business Acquisition [Line Items]
Effective income tax rate								5.90%