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Natural Gas and Oil Property Transactions - Narrative (Details) shares in Millions						1 Months Ended	2 Months Ended	9 Months Ended	10 Months Ended	11 Months Ended	12 Months Ended
	Mar. 25, 2022 USD ($)	Mar. 09, 2022 USD ($) shares	Nov. 01, 2021 USD ($) shares	Dec. 15, 2020 USD ($) a well	Dec. 11, 2020 USD ($)	Feb. 09, 2021 USD ($)	Dec. 31, 2021 USD ($)	Dec. 31, 2022 USD ($)	Dec. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)	Dec. 31, 2022 USD ($)	Dec. 31, 2020 USD ($)
Business Acquisition [Line Items]
Restricted stock unit replacement awards						$ 3,000,000				$ 9,000,000	$ 22,000,000	$ 21,000,000
Derivative (gains) losses, net						382,000,000				1,127,000,000	2,680,000,000	(596,000,000)
Costs and expenses						494,000,000				4,611,000,000	7,963,000,000	13,943,000,000
Nonoperating expense						(5,560,000,000)				42,000,000	129,000,000	1,066,000,000
Proceeds from divestitures of property and equipment												136,000,000
Gains on sales of assets						5,000,000				12,000,000	300,000,000	30,000,000
Number of producing wells with interest | well				144
Area of land with interest | a				50,000
Loss from exchange transaction				$ 128,000,000
Natural gas, oil and NGL
Business Acquisition [Line Items]
Revenues						398,000,000				4,401,000,000	9,892,000,000	2,745,000,000
Marketing
Business Acquisition [Line Items]
Revenues						$ 239,000,000				$ 2,263,000,000	4,231,000,000	$ 1,869,000,000
Mid-Continent
Business Acquisition [Line Items]
Gains on sales of assets					$ 27,000,000
Disposal group, disposed of by sale, not discontinued operations
Business Acquisition [Line Items]
Proceeds from divestitures of property and equipment	$ 450,000,000				$ 130,000,000
Gain (loss) on sale of oil and natural gas properties								$ 13,000,000			$ 293,000,000
6.75% senior notes due 2029 | Senior notes
Business Acquisition [Line Items]
Interest rate, stated percentage			6.75%					6.75%	6.75%		6.75%
Liabilities incurred			$ 950,000,000
Vine Energy Corporation (Vine)
Business Acquisition [Line Items]
Consideration transferred			1,490,000,000
Cash consideration			90,000,000
Cash			$ 253,000,000
Common stock issued for acquisition (in shares) | shares			18.7
Extinguishment of debt			$ 163,000,000
Premium paid with cash			13,000,000
Restricted stock unit replacement awards			6,000,000
Revenues							$ 290,000,000				$ 1,863,000,000
Derivative (gains) losses, net							(144,000,000)				624,000,000
Costs and expenses							177,000,000				924,000,000
Nonoperating expense							$ 12,000,000				$ 39,000,000
Measurement period adjustments, deferred tax liabilities and unproved properties			19,000,000
Vine Energy Corporation (Vine) | New RBL
Business Acquisition [Line Items]
Revolving credit facility			$ 0
Marcellus
Business Acquisition [Line Items]
Consideration transferred		$ 2,770,000,000
Cash		$ 2,000,000,000
Issuance of common stock for Acquisition (in shares) | shares		9.4
Measurement period adjustments, cash and current liabilities		$ 39,000,000
Derivative (gains) losses, net									$ 379,000,000
Costs and expenses									483,000,000
Marcellus | Natural gas, oil and NGL
Business Acquisition [Line Items]
Revenues									1,331,000,000
Marcellus | Marketing
Business Acquisition [Line Items]
Revenues									$ 20,000,000
Marcellus | Exit credit facility
Business Acquisition [Line Items]
Revolving credit facility		$ 914,000,000

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