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ACQUISITIONS, DIVESTITURES AND OTHER TRANSACTIONS - Narrative (Details) shares in Millions |  |  |  |  | 1 Months Ended | 2 Months Ended | 3 Months Ended | 12 Months Ended |
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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 |  |  |  |  |  |

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- Definition Amount of gain (loss) recognized in settlement of litigation and insurance claims. Excludes claims within an insurance entity's normal claims settlement process. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 450 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147483076/450-20-50-1 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 48 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482785/280-10-55-48 + Details
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- Definition The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 805 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (b)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479581/805-30-50-1 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482740/230-10-45-13 + Details
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