LAWSUITS, CLAIMS, COMMITMENTS AND CONTINGENCIES - LEGAL MATTERS (Details) - USD ($) $ in Millions		1 Months Ended					3 Months Ended	12 Months Ended
	Aug. 01, 2023	Oct. 31, 2023	Aug. 31, 2023	Jun. 30, 2023	Dec. 31, 2021	Mar. 31, 2021	Jun. 30, 2023	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Federal
Long-term Purchase Commitment [Line Items]
Potential income tax expense									$ 1,400
State
Long-term Purchase Commitment [Line Items]
Potential income tax expense									28
Anadarko Petroleum Corporation
Long-term Purchase Commitment [Line Items]
Tax refund											$ 881
Accrued interest on potential income tax expense									574
Arbitration Demand Filed By Andes Petroleum Ecuador Ltd
Long-term Purchase Commitment [Line Items]
Proceeds from settlement											$ 1,000
Recovery of amount awarded in settlement amount (as a percent)											60.00%
Claim to a settlement amount (as a percent)										40.00%
Own economic interest (as a percent)										60.00%
Amount awarded to other party in litigation					$ 558	$ 391
Litigation settlement interest				$ 166
Maxus Filed Bankruptcy
Long-term Purchase Commitment [Line Items]
Proceeds from settlement	$ 350	$ 341
Amount awarded from other party in litigation			$ 575
Gains related to legal settlements							$ 260
Maxus Filed Bankruptcy | Forecast
Long-term Purchase Commitment [Line Items]
Proceeds from settlement								$ 9
Tronox Settlement
Long-term Purchase Commitment [Line Items]
Additional cash benefits realized from utilization of tax attributes from deduction of legal settlement									$ 500
Payments for settlement												$ 5,200