Property, Plant and Equipment - Components of Property, Plant and Equipment (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Property Plant And Equipment [Line Items]
Land	$ 12	$ 12
Building and improvements	45	47
Pipeline and equipment	1,240	1,263
Other	35	34
Property, plant and equipment, gross	1,332	1,356
Accumulated depreciation, and amortization	(690)	(661)
Property plant and equipment excluding construction in progress	642	695
Construction in progress	12	4
Property, plant and equipment, net	654	699
Operating lease cost	0	0	$ 0
Accumulated depreciation related to assets under operating leases	155	147
Accumulated depreciation related to assets under capital lease	$ 9	8
Building and Improvements | Minimum
Property Plant And Equipment [Line Items]
Property, plant and equipment, depreciable life	10 years
Building and Improvements | Maximum
Property Plant And Equipment [Line Items]
Property, plant and equipment, depreciable life	40 years
Pipeline and Equipment
Property Plant And Equipment [Line Items]
Operating lease cost	$ 366	372
Finance lease cost	$ 23	$ 23
Pipeline and Equipment | Minimum
Property Plant And Equipment [Line Items]
Property, plant and equipment, depreciable life	10 years
Pipeline and Equipment | Maximum
Property Plant And Equipment [Line Items]
Property, plant and equipment, depreciable life	30 years
Other | Minimum
Property Plant And Equipment [Line Items]
Property, plant and equipment, depreciable life	5 years
Other | Maximum
Property Plant And Equipment [Line Items]
Property, plant and equipment, depreciable life	25 years