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ACQUISITIONS AND DIVESTITURES - Narrative (Details) shares in Millions |  | 1 Months Ended | 3 Months Ended | 9 Months Ended |
--- | --- | --- | --- | --- | ---
Aug. 01, 2024 USD ($) | Aug. 31, 2024 USD ($) shares | Dec. 31, 2023 USD ($) shares | Sep. 30, 2024 USD ($) | Sep. 30, 2024 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% | 2.00% |
WES Midstream |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Number of limited partner units sold (in shares) | shares |  | 19.5 |  |  |  |
Proceeds from sale of limited partner units |  | $ 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] |  |  |  |  |  |
Net proceeds from sale |  |  |  | $ 779,000,000 |  |
Loss on sale of business |  |  |  | 479,000,000 |  |
364-day term loan due 2025 | Secured Debt |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Debt term |  |  |  |  | 364 days |
Two-year term loan due 2026 | Secured Debt |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Debt term |  |  |  |  | 2 years |
Low end of range |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Oil and gas, quantity energy (in dollars per barrel of oil) |  |  |  | $ 75 | $ 75 |
Natural gas prices (in dollars per MCF) |  |  |  | 2.80 | 2.80 |
High end of range |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Oil and gas, quantity energy (in dollars per barrel of oil) |  |  |  | $ 97 | $ 97 |
Natural gas prices (in dollars per MCF) |  |  |  | 5.10 | 5.10 |
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 issuance, face amount |  |  |  |  |  | $ 9,700,000,000
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 issuance, face amount | $ 5,000,000,000 |  |  |  |  |
Crownrock L.P. | 364-day term loan due 2025 | Secured Debt |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Debt issuance, face amount | $ 2,000,000,000 |  |  |  |  |
Debt term | 364 days |  |  |  |  |
Crownrock L.P. | Two-year term loan due 2026 | Secured Debt |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Debt issuance, face amount | $ 2,700,000,000 |  |  |  |  |
Debt term | 2 years |  |  |  |  |
Crownrock L.P. | High end of range | New Debt |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Issuance of debt upon approval |  |  | $ 9,400,000,000 |  |  |

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