The amount this is the amount that the investment exceeds underlying equity in net assets.

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Cash contributed.

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Cash distribution received.

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Number of customers accounted for more than ten percentage of revenue.

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Number of days allowed for payment of invoiced amount.

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Summary Of Significant Accounting Policies [Line Items]

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Area of land held.

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Percentage of voting equity interests acquired at the acquisition date in the business combination.

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For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

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Amount of obligation to return cash collateral under master netting arrangements that have not been offset against derivative assets.

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Amount of right to receive cash collateral under master netting arrangements that have not been offset against derivative liabilities.

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This item represents the carrying amount on the entity's balance sheet of its investment in common stock of an equity method investee. This is not an indicator of the fair value of the investment, rather it is the initial cost adjusted for the entity's share of earnings and losses of the investee, adjusted for any distributions (dividends) and other than temporary impairment (OTTI) losses recognized.

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Amount of gain (loss) on sale or disposal of assets, including but not limited to property plant and equipment, intangible assets and equity in securities of subsidiaries or equity method investee.

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Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Amount of financial support committed by investment company to investee that is discretionary.

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Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

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Amount of cash restricted as to withdrawal or usage. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits.

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Summary Of Significant Accounting Policies (Narrative) (Details) $ in Millions	12 Months Ended
	Dec. 31, 2023 USD ($) a Customer	Dec. 31, 2022 USD ($) Customer	Dec. 31, 2021 USD ($) Customer	Feb. 28, 2024 USD ($)	Jun. 30, 2023
Summary Of Significant Accounting Policies [Line Items]
Gain on asset dispositions	$ 30	$ 44	$ 168
Number of customers \| Customer	2	1	2
Derivative collateral held	$ 0
Cash collateral posted	0
Restricted cash	22	$ 140	$ 172
Goodwill, Impairment Loss	$ 0	0	0
Subsequent Event
Summary Of Significant Accounting Policies [Line Items]
Commitment to make future contributions, Amount				$ 90
Barnett Shale [Member]
Summary Of Significant Accounting Policies [Line Items]
Restricted cash		$ 120	$ 160
Minimum [Member]
Summary Of Significant Accounting Policies [Line Items]
Other property and equipment, useful life	3 years
Maximum [Member]
Summary Of Significant Accounting Policies [Line Items]
Other property and equipment, useful life	60 years
Customer Concentration Risk [Member] \| One Customer [Member] \| Consolidated Sales Revenue [Member]
Summary Of Significant Accounting Policies [Line Items]
Concentration risk percentage	14.00%	15.00%	19.00%
Customer Concentration Risk [Member] \| Two Customer [Member] \| Consolidated Sales Revenue [Member]
Summary Of Significant Accounting Policies [Line Items]
Concentration risk percentage	10.00%		12.00%
Upstream Revenues [Member]
Summary Of Significant Accounting Policies [Line Items]
Number of days allowed for payment from end of production month	30 days
Marketing Revenues [Member]
Summary Of Significant Accounting Policies [Line Items]
Number of days allowed for payment of invoiced amount	30 days
CDM [Member] \| QL Capital Partners, LP [Member]
Summary Of Significant Accounting Policies [Line Items]
Cash Contributed	$ 37		$ 3
Cash distribution from entities	$ 45	$ 30	$ 20
WPX and Howard Energy Partners [Member]
Summary Of Significant Accounting Policies [Line Items]
Voting interest in the join venture legal entity	50.00%
Water JV [Member]
Summary Of Significant Accounting Policies [Line Items]
Voting interest in the join venture legal entity	70.00%				30.00%
Investment in Catalyst	$ 216
Net assets	27
Gain on asset dispositions	$ 64
Catalyst [Member]
Summary Of Significant Accounting Policies [Line Items]
Area of land \| a	50,000
Investment in Catalyst	$ 311
Net assets	$ 112