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Risk Management - Not Designated as Hedges Effect on Income Statements (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Derivative [Line Items]
Gain/(loss) recognized in income on derivatives	$ 178	$ (74)	$ (493)
Natural gas, crude and NGL derivative contract settlements
Derivative [Line Items]
Gain/(loss) recognized in income on derivatives	58	(11)	(479)
Revenues—Commodity sales | Energy commodity derivative contracts
Derivative [Line Items]
Gain/(loss) recognized in income on derivatives	75	137	(652)
Costs of sales | Energy commodity derivative contracts
Derivative [Line Items]
Gain/(loss) recognized in income on derivatives	100	(190)	152
Earnings from equity investments | Energy commodity derivative contracts
Derivative [Line Items]
Gain/(loss) recognized in income on derivatives	2	(11)	(5)
Interest, net | Interest rate contracts
Derivative [Line Items]
Gain/(loss) recognized in income on derivatives	$ 1	$ (10)	$ 12

X

- Definition

Amount of realized and unrealized gain (loss) of derivative instruments not designated or qualifying as hedging instruments.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 815
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-Section 50
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Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Name Accounting Standards Codification
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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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