Properties, Plant and Equipment (Details) - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Properties, Plant and Equipment
Gross Investment at Cost	$ 345,933	$ 346,081	$ 327,785
Net Investment	147,799	153,619	143,591
Additions at Cost	15,841	26,724	12,290
Depreciation, Depletion and Amortization	17,282	17,326	16,319
Dry hole expense related to prior years expenditures, net	98	110	177
Accretion expense	586	593	560
Impairment charges	500	2,180	950
PDC Energy, Inc.
Properties, Plant and Equipment
Net Investment		10,487
United States
Properties, Plant and Equipment
Gross Investment at Cost	161,079	153,537	130,794
Net Investment	68,177	65,902	51,789
Additions at Cost	11,163	22,342	9,433
Depreciation, Depletion and Amortization	8,981	8,910	6,172
International
Properties, Plant and Equipment
Gross Investment at Cost	184,854	192,544	196,991
Net Investment	79,622	87,717	91,802
Additions at Cost	4,678	4,382	2,857
Depreciation, Depletion and Amortization	8,301	8,416	10,147
Australia
Properties, Plant and Equipment
Net Investment	38,969	41,409	44,012
Operating Segments \| Upstream
Properties, Plant and Equipment
Gross Investment at Cost	300,840	301,951	285,146
Net Investment	129,070	134,951	125,580
Additions at Cost	14,017	24,538	9,060
Depreciation, Depletion and Amortization	15,497	15,775	14,842
Impairment charges	400
Operating Segments \| Upstream \| United States
Properties, Plant and Equipment
Gross Investment at Cost	124,439	117,955	96,590
Net Investment	52,428	50,390	37,031
Additions at Cost	9,591	20,408	6,461
Depreciation, Depletion and Amortization	7,562	7,666	5,012
Operating Segments \| Upstream \| International
Properties, Plant and Equipment
Gross Investment at Cost	176,401	183,996	188,556
Net Investment	76,642	84,561	88,549
Additions at Cost	4,426	4,130	2,599
Depreciation, Depletion and Amortization	7,935	8,109	9,830
Operating Segments \| Downstream
Properties, Plant and Equipment
Gross Investment at Cost	40,667	39,593	38,083
Net Investment	16,613	16,643	16,053
Additions at Cost	1,462	1,860	2,988
Depreciation, Depletion and Amortization	1,451	1,232	1,224
Operating Segments \| Downstream \| United States
Properties, Plant and Equipment
Gross Investment at Cost	32,336	31,192	29,802
Net Investment	13,667	13,521	12,827
Additions at Cost	1,217	1,623	2,742
Depreciation, Depletion and Amortization	1,091	931	913
Operating Segments \| Downstream \| International
Properties, Plant and Equipment
Gross Investment at Cost	8,331	8,401	8,281
Net Investment	2,946	3,122	3,226
Additions at Cost	245	237	246
Depreciation, Depletion and Amortization	360	301	311
Segment Reporting, Reconciling Item
Properties, Plant and Equipment
Gross Investment at Cost	4,426	4,537	4,556
Net Investment	2,116	2,025	1,958
Additions at Cost	362	326	242
Depreciation, Depletion and Amortization	334	319	253
Segment Reporting, Reconciling Item \| United States
Properties, Plant and Equipment
Gross Investment at Cost	4,304	4,390	4,402
Net Investment	2,082	1,991	1,931
Additions at Cost	355	311	230
Depreciation, Depletion and Amortization	328	313	247
Segment Reporting, Reconciling Item \| International
Properties, Plant and Equipment
Gross Investment at Cost	122	147	154
Net Investment	34	34	27
Additions at Cost	7	15	12
Depreciation, Depletion and Amortization	$ 6	$ 6	$ 6

Dry hole expense related to prior year net.

No definition available.

Name:	cvx_DryHoleExpenseRelatedToPriorYearNet
Namespace Prefix:	cvx_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Amount recognized for the passage of time, typically for liabilities, that have been discounted to their net present values. Excludes accretion associated with asset retirement obligations.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 420
-SubTopic 10
-Name Accounting Standards Codification
-Section 35
-Paragraph 4
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481639/420-10-35-4

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 420
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (b)(2)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482017/420-10-50-1

+ Details

Name:	us-gaap_AccretionExpense
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- 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

+ Details

Name:	us-gaap_AssetImpairmentCharges
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The aggregate expense recognized in the current period that allocates the cost of tangible assets, intangible assets, or depleting assets to periods that benefit from use of the assets.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 45
-Paragraph 28
-Subparagraph (b)
-SubTopic 10
-Topic 230
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482740/230-10-45-28

Reference 2: http://www.xbrl.org/2003/role/exampleRef
-Topic 280
-SubTopic 10
-Name Accounting Standards Codification
-Section 55
-Paragraph 48
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482785/280-10-55-48

Reference 3: http://www.xbrl.org/2003/role/exampleRef
-Topic 280
-SubTopic 10
-Name Accounting Standards Codification
-Section 55
-Paragraph 49
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482785/280-10-55-49

Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Topic 270
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (i)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482964/270-10-50-1

Reference 5: http://www.xbrl.org/2003/role/disclosureRef
-Topic 280
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 32
-Subparagraph (ee)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482810/280-10-50-32

Reference 6: http://www.xbrl.org/2003/role/disclosureRef
-Topic 280
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 22
-Subparagraph (e)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482810/280-10-50-22

+ Details

Name:	us-gaap_DepreciationDepletionAndAmortization
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Amount of acquisition of long-lived, physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

+ References

No definition available.

+ Details

Name:	us-gaap_PropertyPlantAndEquipmentAdditions
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

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

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 360
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482099/360-10-50-1

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Name Accounting Standards Codification
-Section 50
-Paragraph 4
-Subparagraph (a)
-SubTopic 20
-Topic 842
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478964/842-20-50-4

+ Details

Name:	us-gaap_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

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

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 360
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482099/360-10-50-1

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(18))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Subparagraph (a)
-SubTopic 20
-Topic 842
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479041/842-20-45-1

+ Details

Name:	us-gaap_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetBeforeAccumulatedDepreciationAndAmortization
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- References

No definition available.

+ Details

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

- Details

Name:	us-gaap_BusinessAcquisitionAxis=cvx_PDCEnergyIncMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_StatementGeographicalAxis=country_US
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_StatementGeographicalAxis=us-gaap_NonUsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_StatementGeographicalAxis=country_AU
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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

- Details

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

- Details

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

- Details

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