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Impairments - Narrative (Details) - USD ($) $ in Millions	3 Months Ended		12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Segment Reporting Information [Line Items]
Impairments			$ (12)	$ 674	$ 813
Asia Pacific | Operating Segments
Segment Reporting Information [Line Items]
Impairments			0	695	0
Lower 48
Segment Reporting Information [Line Items]
Impairments				(89)
Lower 48 | Operating Segments
Segment Reporting Information [Line Items]
Impairments	$ 84		(11)	(8)	804
Europe, Middle East and North Africa | Operating Segments
Segment Reporting Information [Line Items]
Impairments			$ (1)	(24)	6
APLNG
Segment Reporting Information [Line Items]
Impairments	$ 688
APLNG | Asia Pacific | Operating Segments
Segment Reporting Information [Line Items]
Impairments				$ 688
Noncore Assets | Lower 48 | Operating Segments
Segment Reporting Information [Line Items]
Impairments					813
Wind River Basin | Lower 48 | Operating Segments
Segment Reporting Information [Line Items]
Impairments		$ 287			$ 523

X

- Definition

Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
-URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3602-108585

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 360
-SubTopic 10
-Section 45
-Paragraph 4
-URI https://asc.fasb.org/extlink&oid=126905981&loc=d3e2420-110228

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