EQUITY METHOD INTERESTS - Summary of Investments (Details) - USD ($) $ in Millions		Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Schedule of Equity Method Investments [Line Items]
Equity method interests	[1]	$ 624	$ 1,365
Shin Oak Pipeline (Breviloba, LLC)
Schedule of Equity Method Investments [Line Items]
Equity method interests			461
ALTM
Schedule of Equity Method Investments [Line Items]
Equity method interests		0	$ 1,365	$ 1,555
ALTM | Gulf Coast Express Pipeline LLC
Schedule of Equity Method Investments [Line Items]
Interest			16.00%
Equity method interests		0	$ 274	284
ALTM | EPIC Crude Holdings, LP
Schedule of Equity Method Investments [Line Items]
Interest			15.00%
Equity method interests		0	$ 0	176
ALTM | Permian Highway Pipeline LLC
Schedule of Equity Method Investments [Line Items]
Interest			26.70%
Equity method interests		0	$ 630	615
ALTM | Shin Oak Pipeline (Breviloba, LLC)
Schedule of Equity Method Investments [Line Items]
Interest			33.00%
Equity method interests		$ 0	$ 461	$ 480

[1] (1)    The Altus VIE amounts are disclosed as of December 31, 2021. All Altus balances were deconsolidated as of February 22, 2022. Refer to Note 1—Summary of Significant Accounting Policies and Note 2—Acquisitions and Divestitures for further detail.