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Information Relating to the Consolidated Statement of Cash Flows - Narrative (Details) - Operating Segments $ in Millions	Dec. 31, 2023 USD ($)
Upstream
Segment Reporting Information [Line Items]
Non cash transaction in operating segments	$ (1,765)
Downstream
Segment Reporting Information [Line Items]
Non cash transaction in operating segments	$ 1,950

X

- Definition

Non Cash Decrease Transaction In Operating Segments

+ References

No definition available.

+ Details

Name:	cvx_NonCashDecreaseTransactionInOperatingSegments
Namespace Prefix:	cvx_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Non Cash Increase Transaction In Operating Segments

+ References

No definition available.

+ Details

Name:	cvx_NonCashIncreaseTransactionInOperatingSegments
Namespace Prefix:	cvx_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

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.

+ References

No definition available.

+ Details

Name:	us-gaap_SegmentReportingInformationLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	us-gaap_StatementBusinessSegmentsAxis=cvx_UpstreamSegmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_ConsolidationItemsAxis=us-gaap_OperatingSegmentsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementBusinessSegmentsAxis=cvx_DownstreamSegmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: