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Number Of Counties

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Ownership Percentage By Other Parties

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Share Repurchase Program, Number Of Shares Called By Right Of Counterparty To Sell

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Stock Repurchased And Retired During Period, Value, Excluding Excise Tax

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Stockholders Agreement, Lack The Right To Propose Directors By Counterparty Per Ownership Percentage

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Stockholders Agreement, Number Of Directors Resigned

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Stockholders Agreement, Right To Propose By Counterparty, Number Of Directors

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Stockholders Agreement, Right To Propose Directors By Counterparty Per Ownership Percentage

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- Definition

Number of shares of equity interest issued or issuable by acquirer as part of consideration transferred in business combination.

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Percentage of voting equity interest acquired in business combination.

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The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

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Amount of transactions with related party during the financial reporting period.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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The number of shares issued or sold by the subsidiary or equity method investee per stock transaction.

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Per share amount received by subsidiary or equity investee for each share of common stock issued or sold in the stock transaction.

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Number of shares that have been repurchased and retired during the period.

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RELATED PARTY TRANSACTIONS - Narrative (Details) $ / shares in Units, shares in Thousands, $ in Millions					3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 30, 2026 director county	Sep. 29, 2026	Mar. 12, 2026 $ / shares shares	Oct. 01, 2025 county	Sep. 30, 2026 USD ($) county shares	Sep. 30, 2025 USD ($)	Sep. 30, 2026 USD ($) county shares	Sep. 30, 2025 USD ($)	Dec. 31, 2024 director shares	Nov. 28, 2025 shares
Related Party Transaction [Line Items]
Shares repurchased, excluding excise tax \| $					$ 251		$ 940
SGF Underwriters \| SGF FANG Holdings, LP
Related Party Transaction [Line Items]
Number of shares issued			12,650
Sale of stock price (in usd per share) \| $ / shares			$ 170.18875
Endeavor \| Diamondback Energy, Inc.
Related Party Transaction [Line Items]
Ownership percentage by other parties	23.50%				23.50%		23.50%		39.80%
Endeavor Acquisition
Related Party Transaction [Line Items]
Acquisition of equity interest percentage									100.00%
Number of shares issued in acquisition									117,270
Endeavor Acquisition \| Minimum
Related Party Transaction [Line Items]
Stockholders agreement, right to propose by counterparty, number of directors \| director									1
Endeavor Acquisition \| Maximum
Related Party Transaction [Line Items]
Stockholders agreement, right to propose by counterparty, number of directors \| director									4
Water Services Agreement
Related Party Transaction [Line Items]
Related party transaction amounts \| $					$ 81	$ 23	$ 214	$ 95
Related Party
Related Party Transaction [Line Items]
Number of counties \| county	12				12		12
Stockholders agreement, number of directors resigned \| director	2
Repurchase authorization (in shares)										3,000
Stock repurchased during period (in shares)					0		3,000
Shares repurchased, excluding excise tax \| $							$ 509
Related Party \| No Board Of Directors
Related Party Transaction [Line Items]
Stockholders agreement, lack the right to propose directors by counterparty per ownership percentage (less than)		10.00%
Related Party \| Minimum \| Two Directors
Related Party Transaction [Line Items]
Stockholders agreement, right to propose directors by counterparty per ownership percentage		10.00%
Related Party \| Maximum \| Two Directors
Related Party Transaction [Line Items]
Stockholders agreement, right to propose directors by counterparty per ownership percentage		25.00%
Deep Blue
Related Party Transaction [Line Items]
Equity method interest investment ownership percentage	30.00%			30.00%	30.00%		30.00%
Agreement term				15 years
Number of counties \| county				12
Deep Blue \| Related Party
Related Party Transaction [Line Items]
Agreement term							15 years