XML 39 R27.htm IDEA: XBRL DOCUMENT
v3.22.1

INCOME TAXES: (Tables) | 3 Months Ended
--- | ---
Mar. 31, 2022
INCOME TAXES: |
Schedule of income tax provision and effective income tax rate | ​ The income tax provision and the effective income tax rate for the first three months of 2022 and 2021 consisted of (in millions):
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | 2022 |  | 2021 | ​
Statutory income tax provision | ​ | $ | 511.6 | ​ | $ | 427.3 | ​
Peruvian royalty | ​ |  | 17.0 | ​ |  | 11.6 | ​
Mexican royalty | ​ |  | 58.0 | ​ |  | 47.4 | ​
Peruvian special mining tax | ​ |  | 25.5 | ​ |  | 21.2 | ​
Total income tax provision | ​ | $ | 612.1 | ​ | $ | 507.5 | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Effective income tax rate | ​ | ​ | 43.8 | % | ​ | 40.1 | %

X
- Definition Disclosure of the income tax provision attributable to continuing operations and the effective income tax rate. + References No definition available. + Details
Name: | scco_ScheduleOfIncomeTaxProvisionAndEffectiveIncomeTaxRateTableTextBlock
Namespace Prefix: | scco_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_IncomeTaxDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration