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REVENUE RECOGNITION - Schedule of Revenue by Revenue Stream (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Disaggregation of Revenue [Line Items]
Total	$ 1,168	$ 1,272	$ 3,419	$ 3,914
Crude oil
Disaggregation of Revenue [Line Items]
Total	950	1,104	2,719	3,314
Crude oil | DJ Basin
Disaggregation of Revenue [Line Items]
Total	433	487	1,231	1,467
Crude oil | Permian Basin
Disaggregation of Revenue [Line Items]
Total	517	617	1,488	1,847
Natural gas
Disaggregation of Revenue [Line Items]
Total	65	10	238	106
Natural gas | DJ Basin
Disaggregation of Revenue [Line Items]
Total	63	46	214	160
Natural gas | Permian Basin
Disaggregation of Revenue [Line Items]
Total	2	(36)	24	(54)
NGL
Disaggregation of Revenue [Line Items]
Total	145	158	449	491
NGL | DJ Basin
Disaggregation of Revenue [Line Items]
Total	73	80	231	249
NGL | Permian Basin
Disaggregation of Revenue [Line Items]
Total	72	78	218	242
Crude oil, natural gas, and NGL
Disaggregation of Revenue [Line Items]
Total	1,160	1,272	3,406	3,911
Crude oil, natural gas, and NGL | DJ Basin
Disaggregation of Revenue [Line Items]
Total	569	613	1,676	1,876
Crude oil, natural gas, and NGL | Permian Basin
Disaggregation of Revenue [Line Items]
Total	$ 591	$ 659	$ 1,730	$ 2,035

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