Property, Plant and Equipment - Components of Property, Plant and Equipment (Details) - USD ($) $ in Millions	Dec. 31, 2024	Dec. 31, 2023
Property, Plant and Equipment [Abstract]
Property, plant and equipment	$ 10,738	$ 10,718
Construction in process	247	764
Pipeline Equipment
Property, Plant and Equipment [Abstract]
Property, plant and equipment	8,478	8,421
Accumulated depreciation	4,819	4,470
Hotel Properties
Property, Plant and Equipment [Abstract]
Property, plant and equipment	1,517	1,072
Accumulated depreciation	646	560
Other
Property, Plant and Equipment [Abstract]
Property, plant and equipment	496	461
Accumulated depreciation	$ 578	$ 534