Extended term of agreement.

No definition available.

Name:	scco_AgreementExtendedTerm
Namespace Prefix:	scco_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Number of labor unions with whom extension of collective agreement is signed.

+ References

No definition available.

+ Details

Name:	scco_AgreementSignedNumberOfLaborUnions
Namespace Prefix:	scco_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

The amount of signing payments made to workers in accordance with the agreement.

+ References

No definition available.

+ Details

Name:	scco_ComplianceWithAgreementTotalSigningPayments
Namespace Prefix:	scco_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Represents the number of labor unions in the entity.

+ References

No definition available.

+ Details

Name:	scco_NumberOfLaborUnions
Namespace Prefix:	scco_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

The number of labor unions in the entity representing the majority of workers.

+ References

No definition available.

+ Details

Name:	scco_NumberOfLaborUnionsRepresentMajorityOfWorkers
Namespace Prefix:	scco_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

Number of meetings with the unions to discuss different issues of collective interest.

+ References

No definition available.

+ Details

Name:	scco_NumberOfMeetingsWithUnionsToDiscussDifferentIssuesOfCollectiveInterest.
Namespace Prefix:	scco_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

Represents the percentage of labor which was unionized labor.

+ References

No definition available.

+ Details

Name:	scco_PercentageOfLaborUnionized
Namespace Prefix:	scco_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

The threshold days within which workers should resume activities.

+ References

No definition available.

+ Details

Name:	scco_ThresholdDaysToResumeActivities
Namespace Prefix:	scco_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Represents the number of workers of the Peruvian operations.

+ References

No definition available.

+ Details

Name:	scco_TotalNumberOfWorkers
Namespace Prefix:	scco_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- 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

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 450
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 9
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147483076/450-20-50-9

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 450
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 4
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147483076/450-20-50-4

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 405
-SubTopic 30
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482645/405-30-50-1

Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Topic 944
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-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SAB Topic 5.W.Q2)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479583/944-40-S99-1

Reference 5: http://www.xbrl.org/2003/role/disclosureRef
-Topic 275
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 9
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482861/275-10-50-9

Reference 6: http://www.xbrl.org/2003/role/disclosureRef
-Topic 720
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147483359/720-20-50-1

Reference 7: http://www.xbrl.org/2003/role/exampleRef
-Topic 460
-SubTopic 10
-Name Accounting Standards Codification
-Section 55
-Paragraph 27
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482395/460-10-55-27

Reference 8: http://www.xbrl.org/2003/role/disclosureRef
-Topic 450
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 9
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147483076/450-20-50-9

Reference 9: http://www.xbrl.org/2003/role/disclosureRef
-Topic 450
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 4
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147483076/450-20-50-4

Reference 10: http://www.xbrl.org/2003/role/disclosureRef
-Topic 460
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482425/460-10-50-3

Reference 11: http://www.xbrl.org/2003/role/disclosureRef
-Topic 450
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147483076/450-20-50-1

+ Details

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

- Details

Name:	scco_SiteAxis=scco_IloAndCuajoneMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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

- Details

Name:	us-gaap_LossContingenciesByNatureOfContingencyAxis=scco_LaborMattersMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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

COMMITMENTS AND CONTINGENCIES: - Labor matters (Details) $ in Millions		1 Months Ended	3 Months Ended	6 Months Ended
	Jun. 14, 2023	Feb. 28, 2025 USD ($) item	Dec. 31, 2024 USD ($) item	Jun. 30, 2026 item employee	Jun. 30, 2025 item
Ilo and Cuajone
Labor matters
Number of labor unions				6
PERU \| Labor Matters
Labor matters
Percentage of labor unionized				49.20%
Total number of workers \| employee				5,643
Number of labor unions			6	6
Number of labor unions represent majority of workers				0
Number of labor unions of collective agreement signed			5		6
Extended term of agreement		3 years	6 years
Total signing payments \| $		$ 6.3	$ 62.0
Number of meetings with the unions to discuss different issues of collective interest		6
MEXICO
Labor matters
Threshold days to resume activities	15 days