Property, Plant and Equipment - Components of Property, Plant and Equipment (Details) - USD ($) $ in Millions	Dec. 31, 2023	Dec. 31, 2022
Property, Plant and Equipment [Abstract]
Property, plant and equipment	$ 10,718	$ 10,027
Construction in process	764	513
Pipeline Equipment
Property, Plant and Equipment [Abstract]
Property, plant and equipment	8,421	8,224
Accumulated depreciation	4,470	4,105
Hotel Properties
Property, Plant and Equipment [Abstract]
Property, plant and equipment	1,072	916
Accumulated depreciation	560	522
Other
Property, Plant and Equipment [Abstract]
Property, plant and equipment	461	374
Accumulated depreciation	$ 534	$ 520