Acquisitions, Divestitures and Other Transactions - Schedule of Amortization Expense (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021	Sep. 30, 2023	Nov. 30, 2022	Oct. 31, 2021
Business Acquisition [Line Items]
Expected amortization, year one	$ 272
Expected amortization, year two	249
Expected amortization, year three	210
Expected amortization, year four	187
Expected amortization, year five	$ 165
OMOG JV LLC and Southern Delaware Gathering Assets
Business Acquisition [Line Items]
Estimated useful lives (in years)				10 years
OMOG JV LLC and Southern Delaware Gathering Assets | Customer relationships
Business Acquisition [Line Items]
Estimated useful lives (in years)	10 years
Amortization	$ 4
Expected amortization, year one	8
Expected amortization, year two	10
Expected amortization, year three	4
Expected amortization, year four	3
Expected amortization, year five	2
Cactus II Pipeline LLC
Business Acquisition [Line Items]
Estimated useful lives (in years)					20 years
Cactus II Pipeline LLC | Customer relationships
Business Acquisition [Line Items]
Estimated useful lives (in years)					20 years
Amortization	61	$ 13
Expected amortization, year one	51
Expected amortization, year two	47
Expected amortization, year three	32
Expected amortization, year four	32
Plains Oryx Permian Basin LLC | Customer relationships | Joint Venture Formation
Business Acquisition [Line Items]
Estimated useful lives (in years)						20 years
Amortization	138	$ 142	$ 28
Expected amortization, year one	127
Expected amortization, year two	117
Expected amortization, year three	$ 106