ACQUISITIONS, DIVESTITURES AND OTHER TRANSACTIONS - Narrative (Details) shares in Millions					1 Months Ended								2 Months Ended	3 Months Ended		12 Months Ended
	Aug. 01, 2024 USD ($)	Apr. 05, 2024 USD ($)	Dec. 31, 2023 USD ($)	Nov. 03, 2023 USD ($)	Nov. 30, 2024 USD ($)	Aug. 31, 2024 USD ($) shares	Dec. 31, 2023 USD ($) shares	Sep. 30, 2023 USD ($)	Aug. 31, 2023 USD ($) payment	Jul. 31, 2023 USD ($) shares	Sep. 30, 2022 USD ($) shares	Jan. 31, 2022 USD ($)	Dec. 31, 2022 USD ($)	Mar. 31, 2025 USD ($)	Sep. 30, 2024 USD ($)	Dec. 31, 2024 USD ($) shares	Dec. 31, 2023 USD ($)	Dec. 31, 2022 USD ($)	Jul. 31, 2024 USD ($)
Business Acquisition [Line Items]
Weighted average cost capital percentage																8.50%
Oil and gas, proved reserve, period																15 years
Unweighted arithmetic average price																84.79
Natural gas, period																15 years
Unweighted arithmetic average price (per unit)																4.34
Operating and capital costs percentage																2.00%
Cash portion of Acquisition consideration									$ 1,100,000,000
Non-core proved and unproved properties sold								$ 202,000,000
Gain on sale of assets								$ 142,000,000								$ (60,000,000)	$ 522,000,000	$ 308,000,000
Gains related to legal settlements		$ 182,000,000
Forecast | Subsequent event
Business Acquisition [Line Items]
Proceeds received for divested assets														$ 1,200,000,000
WES
Business Acquisition [Line Items]
Number of shares sold (in shares) | shares						19.5
Sale of stock, consideration received on transaction						$ 697,000,000
Gain on sale						$ 489,000,000
Disposal Group, Held-for-Sale, Not Discontinued Operations | Powder River Basic And Delaware Basin Assets
Business Acquisition [Line Items]
Proceeds received for divested assets															$ 769,000,000
Loss on disposition of business															$ 479,000,000
Disposal Group, Disposed of by Sale, Not Discontinued Operations | WES
Business Acquisition [Line Items]
Number of shares sold (in shares) | shares										5.1	10.0					19.5
Gain on sale										$ 51,000,000	$ 62,000,000					$ 489,000,000
Net proceeds from sale of equity investment										$ 128,000,000	$ 250,000,000
Disposed of by sale | Permian Basin
Business Acquisition [Line Items]
Proceeds received for divested assets												$ 190,000,000
Gain on sale												$ 123,000,000
364-day term loan due 2025 | Secured Debt
Business Acquisition [Line Items]
Debt instrument, term (in years)																364 days	364 days
Two-year term loan due 2026 | Secured Debt
Business Acquisition [Line Items]
Debt instrument, term (in years)																2 years	2 years
High end of range
Business Acquisition [Line Items]
Oil and gas, quantity energy (in dollars per barrel of oil)																$ 97
Natural gas prices (in dollars per MCF)																5.10
Low end of range
Business Acquisition [Line Items]
Oil and gas, quantity energy (in dollars per barrel of oil)																$ 75
Natural gas prices (in dollars per MCF)																2.80
Crownrock L.P.
Business Acquisition [Line Items]
Consideration upon approval							$ 12,400,000,000
Issuance of shares upon approval (in shares) | shares							29.6
Debt instrument issued																			$ 9,700,000,000
Cash portion of Acquisition consideration	$ 9,367,000,000
Net purchase price	11,122,000,000
Crownrock L.P. | Existing Debt
Business Acquisition [Line Items]
Issuance of debt upon approval							$ 1,200,000,000
Crownrock L.P. | Unsecured Senior Notes | Senior notes
Business Acquisition [Line Items]
Debt instrument issued	5,000,000,000
Crownrock L.P. | 364-day term loan due 2025 | Secured Debt
Business Acquisition [Line Items]
Debt instrument issued	$ 2,000,000,000
Debt instrument, term (in years)	364 days
Crownrock L.P. | Two-year term loan due 2026 | Secured Debt
Business Acquisition [Line Items]
Debt instrument issued	$ 2,700,000,000
Debt instrument, term (in years)	2 years
Crownrock L.P. | High end of range | New Debt
Business Acquisition [Line Items]
Issuance of debt upon approval							$ 9,400,000,000
Carbon Engineering, Ltd.
Business Acquisition [Line Items]
Interest acquired, percent									68.00%
Cash portion of Acquisition consideration				$ 349,000,000	$ 318,000,000
Equity interest in acquiree, percentage										32.00%
Equity interest in acquiree, remeasurement gain			$ 283,000,000
Number of equal annual payments | payment									3
Permian EOR Business Unit
Business Acquisition [Line Items]
Non-monetary exchange agreement value																	$ 120,000,000
Business combination, contingent consideration, asset													$ 340,000,000					340,000,000
Pathway and Emerging Low Carbon Opportunities
Business Acquisition [Line Items]
Net purchase price																		$ 350,000,000
Permian Basin
Business Acquisition [Line Items]
Net purchase price													$ 400,000,000