XML 62 R49.htm IDEA: XBRL DOCUMENT v3.25.3

COMMITMENTS AND CONTINGENCIES: - Environmental matters (Details) - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024
Environmental costs
Environmental capital investment	$ 158.6	$ 136.8
Peru
Environmental costs
Environmental capital investment	16.0	3.5
Mexico
Environmental costs
Environmental capital investment	$ 142.6	$ 133.2

X

- References

No definition available.

+ Details

Name:	scco_EnvironmentalCostLineItems
Namespace Prefix:	scco_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Amount of environmental remediation costs capitalized. These expenditures may relate to long-lived improvements in operating facilities.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 410
-SubTopic 30
-Name Accounting Standards Codification
-Section 25
-Paragraph 18
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482049/410-30-25-18

+ Details

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

X

- Details

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

X

- Details

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