XML 45 R31.htm IDEA: XBRL DOCUMENT
v3.7.0.1

DESCRIPTION OF THE BUSINESS: (Details) | Mar. 31, 2017
--- | ---
DESCRIPTION OF THE BUSINESS: |
Percentage of ownership interest held by the parent company | 88.90%

X
- Definition Represents the percentage of stock owned by parent. + References No definition available. + Details
Name: | scco_PercentageOfOwnershipByParent
Namespace Prefix: | scco_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

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