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