XML 28 R29.htm IDEA: XBRL DOCUMENT
v2.4.0.8

COMMITMENTS AND CONTINGENCIES: (Tables) | 9 Months Ended
--- | ---
Sep. 30, 2014
COMMITMENTS AND CONTINGENCIES: |
Schedule of environmental capital expenditures | Environmental capital expenditures in the nine months ended September 30, 2014 and 2013 were as follows (in millions):
|  | 2014 |  | 2013 |
Peruvian operations |  | $ | 92.8 |  | $ | 75.4 |
Mexican operations |  | 17.5 |  | 30.3 |
|  | $ | 110.3 |  | $ | 105.7 |

X
- Definition Tabular disclosure of environmental capital expenditures incurred during the period. + References No definition available. + Details
Name: | scco_ScheduleOfEnvironmentalCapitalExpendituresTableTextBlock
Namespace Prefix: | scco_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_CommitmentsAndContingenciesDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration