SUPPLEMENTAL ACCOUNT BALANCES - Schedule of Other Current Assets (Details) - USD ($) $ in Millions	Sep. 30, 2025	Dec. 31, 2024
SUPPLEMENTAL INFORMATION [Abstract]
Net amounts due from joint interest partners	$ 40	$ 41
Fair value of commodity derivative contracts	77	14
Prepaid expenses	17	28
Greenhouse gas allowances	2	27
Income tax receivable	51	50
Other	16	16
Other current assets, net	$ 203	$ 176

Accounts Receivable, After Allowance For Credit Loss, Due From Joint Venture, Current

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Prepaid Green House Gas Allowances, Current

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Supplemental Information

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Fair value, after the effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset, expected to be settled within one year or normal operating cycle, if longer. Includes assets not subject to a master netting arrangement and not elected to be offset.

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Carrying amount due within one year of the balance sheet date (or one operating cycle, if longer) from tax authorities as of the balance sheet date representing refunds of overpayments or recoveries based on agreed-upon resolutions of disputes.

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Amount of current assets classified as other.

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Amount of other miscellaneous assets expected to be realized or consumed within one year or operating cycle, if longer.

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Amount of asset related to consideration paid in advance for costs that provide economic benefits within a future period of one year or the normal operating cycle, if longer.

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