Impairment Analysis, Cost of Capital, Theoretical Market Participant

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Future cash outflow to pay for construction in progress expenditures that have occurred.

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The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation.

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Indicates line item in statement of income or comprehensive income that includes impairment of long-lived asset held for use.

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The aggregate amount of write-downs for impairments recognized during the period for long lived assets held for use (including those held for disposal by means other than sale).

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- Definition

Amount of accumulated depreciation and amortization from plant, property, and equipment and right-of-use asset from finance lease.

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Amount, after accumulated depreciation and amortization, of property, plant, and equipment and finance lease right-of-use asset.

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Amount, before accumulated depreciation and amortization, of property, plant, and equipment and finance lease right-of-use asset.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

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Property and Equipment (Details) - USD ($) $ in Millions	3 Months Ended	12 Months Ended
Property and Equipment (Details) - USD ($) $ in Millions	Sep. 30, 2022	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Property and Equipment
Property and equipment, gross		$ 20,055	$ 19,292
Accumulated depreciation		(4,802)	(4,383)
Property and equipment, net		15,253	14,909
Depreciation expense		710	655	$ 566
Construction in progress expenditures incurred but not yet paid		46	48	51
Non-cash impairment losses, long-lived assets				$ 541
Level 3 \| Measurement Input, Discount Rate \| Valuation Technique, Discounted Cash Flow
Property and Equipment
Discount rate, asset impairment analysis, cost of capital, theoretical market participant	15.00%			14.00%
Pipelines and related facilities \| Crude Oil
Property and Equipment
Non-cash impairment losses, long-lived assets				$ 415
Crude oil storage terminal assets \| Crude Oil
Property and Equipment
Non-cash impairment losses, long-lived assets			$ 220
Impairment, long-lived asset, held-for-use, statement of income [extensible enumeration]			Gains/(losses) on asset sales and asset impairments, net	Gains/(losses) on asset sales and asset impairments, net
California assets \| Crude Oil
Property and Equipment
Non-cash impairment losses, long-lived assets	$ 330
Impairment, long-lived asset, held-for-use, statement of income [extensible enumeration]	Gains/(losses) on asset sales and asset impairments, net
Pipelines and related facilities
Property and Equipment
Property and equipment, gross		$ 13,678	$ 12,800
Pipelines and related facilities \| Minimum
Property and Equipment
Estimated Useful Lives (in years)		10 years
Pipelines and related facilities \| Maximum
Property and Equipment
Estimated Useful Lives (in years)		50 years
Storage, terminal and rail facilities
Property and Equipment
Property and equipment, gross		$ 5,067	5,100
Storage, terminal and rail facilities \| Minimum
Property and Equipment
Estimated Useful Lives (in years)		10 years
Storage, terminal and rail facilities \| Maximum
Property and Equipment
Estimated Useful Lives (in years)		50 years
Trucking equipment and other
Property and Equipment
Property and equipment, gross		$ 471	502
Trucking equipment and other \| Minimum
Property and Equipment
Estimated Useful Lives (in years)		2 years
Trucking equipment and other \| Maximum
Property and Equipment
Estimated Useful Lives (in years)		15 years
Construction in progress
Property and Equipment
Property and equipment, gross		$ 201	248
Office property and equipment
Property and Equipment
Property and equipment, gross		$ 312	312
Office property and equipment \| Minimum
Property and Equipment
Estimated Useful Lives (in years)		2 years
Office property and equipment \| Maximum
Property and Equipment
Estimated Useful Lives (in years)		50 years
Land and other
Property and Equipment
Property and equipment, gross		$ 326	$ 330