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SEGMENT AND RELATED INFORMATION: (Details) (USD $) | 3 Months Ended |
--- | --- | ---
Mar. 31, 2015 segment | Mar. 31, 2014 | Dec. 31, 2014
SEGMENT AND RELATED INFORMATION: |  |  |
Number of reportable segments | 3 us-gaap_NumberOfReportableSegments |  |
Financial information relating to segments |  |  |
Net sales | $ 1,274,800,000 us-gaap_Revenues | $ 1,354,400,000 us-gaap_Revenues |
Cost of sales (exclusive of depreciation, amortization and depletion) | 679,822,000 us-gaap_CostOfRevenue | 641,894,000 us-gaap_CostOfRevenue |
Selling, general and administrative | 24,869,000 us-gaap_SellingGeneralAndAdministrativeExpense | 24,498,000 us-gaap_SellingGeneralAndAdministrativeExpense |
Depreciation, amortization and depletion | 116,963,000 us-gaap_DepreciationDepletionAndAmortization | 110,453,000 us-gaap_DepreciationDepletionAndAmortization |
Exploration | 10,288,000 us-gaap_ExplorationExpenseMining | 14,611,000 us-gaap_ExplorationExpenseMining |
Environmental reclamation | 5,928,000 us-gaap_EnvironmentalRemediationExpense |  |
Operating income | 436,937,000 us-gaap_OperatingIncomeLoss | 562,927,000 us-gaap_OperatingIncomeLoss |
Interest, net | (23,100,000)us-gaap_InterestIncomeExpenseNet | (36,000,000)us-gaap_InterestIncomeExpenseNet |
Other income (expense) | (3,764,000)us-gaap_OtherNonoperatingIncomeExpense | (4,206,000)us-gaap_OtherNonoperatingIncomeExpense |
Income taxes | (129,193,000)us-gaap_IncomeTaxExpenseBenefit | (204,162,000)us-gaap_IncomeTaxExpenseBenefit |
Equity earnings of affiliate | 2,760,000 us-gaap_EquityMethodInvestmentSummarizedFinancialInformationNetIncomeLoss | 6,038,000 us-gaap_EquityMethodInvestmentSummarizedFinancialInformationNetIncomeLoss |
Non-controlling interest | (1,257,000)us-gaap_NetIncomeLossAttributableToNoncontrollingInterest | (1,208,000)us-gaap_NetIncomeLossAttributableToNoncontrollingInterest |
Net income attributable to SCC | 282,430,000 us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic | 323,389,000 us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic |
Capital investment | 245,800,000 us-gaap_PropertyPlantAndEquipmentAdditions | 336,900,000 us-gaap_PropertyPlantAndEquipmentAdditions |
Property, net | 7,545,631,000 us-gaap_PropertyPlantAndEquipmentNet | 6,685,500,000 us-gaap_PropertyPlantAndEquipmentNet | 7,436,430,000 us-gaap_PropertyPlantAndEquipmentNet
Total assets | 11,247,902,000 us-gaap_Assets | 11,264,700,000 us-gaap_Assets | 11,551,910,000 us-gaap_Assets
Corporate, other and eliminations |  |  |
Financial information relating to segments |  |  |
Net sales | (18,900,000)us-gaap_Revenues / us-gaap_ConsolidationItemsAxis = scco_CorporateOtherAndEliminationsMember | (24,400,000)us-gaap_Revenues / us-gaap_ConsolidationItemsAxis = scco_CorporateOtherAndEliminationsMember |
Cost of sales (exclusive of depreciation, amortization and depletion) | (12,300,000)us-gaap_CostOfRevenue / us-gaap_ConsolidationItemsAxis = scco_CorporateOtherAndEliminationsMember | 4,900,000 us-gaap_CostOfRevenue / us-gaap_ConsolidationItemsAxis = scco_CorporateOtherAndEliminationsMember |
Selling, general and administrative | 1,200,000 us-gaap_SellingGeneralAndAdministrativeExpense / us-gaap_ConsolidationItemsAxis = scco_CorporateOtherAndEliminationsMember | 900,000 us-gaap_SellingGeneralAndAdministrativeExpense / us-gaap_ConsolidationItemsAxis = scco_CorporateOtherAndEliminationsMember |
Depreciation, amortization and depletion | 2,200,000 us-gaap_DepreciationDepletionAndAmortization / us-gaap_ConsolidationItemsAxis = scco_CorporateOtherAndEliminationsMember | 800,000 us-gaap_DepreciationDepletionAndAmortization / us-gaap_ConsolidationItemsAxis = scco_CorporateOtherAndEliminationsMember |
Exploration | 4,500,000 us-gaap_ExplorationExpenseMining / us-gaap_ConsolidationItemsAxis = scco_CorporateOtherAndEliminationsMember | 6,800,000 us-gaap_ExplorationExpenseMining / us-gaap_ConsolidationItemsAxis = scco_CorporateOtherAndEliminationsMember |
Operating income | (14,500,000)us-gaap_OperatingIncomeLoss / us-gaap_ConsolidationItemsAxis = scco_CorporateOtherAndEliminationsMember | (37,800,000)us-gaap_OperatingIncomeLoss / us-gaap_ConsolidationItemsAxis = scco_CorporateOtherAndEliminationsMember |
Capital investment | 1,300,000 us-gaap_PropertyPlantAndEquipmentAdditions / us-gaap_ConsolidationItemsAxis = scco_CorporateOtherAndEliminationsMember | 2,400,000 us-gaap_PropertyPlantAndEquipmentAdditions / us-gaap_ConsolidationItemsAxis = scco_CorporateOtherAndEliminationsMember |
Property, net | 94,300,000 us-gaap_PropertyPlantAndEquipmentNet / us-gaap_ConsolidationItemsAxis = scco_CorporateOtherAndEliminationsMember | 85,800,000 us-gaap_PropertyPlantAndEquipmentNet / us-gaap_ConsolidationItemsAxis = scco_CorporateOtherAndEliminationsMember |
Total assets | (859,600,000)us-gaap_Assets / us-gaap_ConsolidationItemsAxis = scco_CorporateOtherAndEliminationsMember | 658,300,000 us-gaap_Assets / us-gaap_ConsolidationItemsAxis = scco_CorporateOtherAndEliminationsMember |
Mexican Open-Pit | Operating segment |  |  |
Financial information relating to segments |  |  |
Net sales | 664,200,000 us-gaap_Revenues / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = scco_MexicanOpenPitMember | 648,200,000 us-gaap_Revenues / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = scco_MexicanOpenPitMember |
Cost of sales (exclusive of depreciation, amortization and depletion) | 299,200,000 us-gaap_CostOfRevenue / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = scco_MexicanOpenPitMember | 229,500,000 us-gaap_CostOfRevenue / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = scco_MexicanOpenPitMember |
Selling, general and administrative | 9,400,000 us-gaap_SellingGeneralAndAdministrativeExpense / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = scco_MexicanOpenPitMember | 8,700,000 us-gaap_SellingGeneralAndAdministrativeExpense / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = scco_MexicanOpenPitMember |
Depreciation, amortization and depletion | 54,100,000 us-gaap_DepreciationDepletionAndAmortization / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = scco_MexicanOpenPitMember | 54,700,000 us-gaap_DepreciationDepletionAndAmortization / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = scco_MexicanOpenPitMember |
Exploration | 800,000 us-gaap_ExplorationExpenseMining / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = scco_MexicanOpenPitMember | 900,000 us-gaap_ExplorationExpenseMining / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = scco_MexicanOpenPitMember |
Environmental reclamation | 5,900,000 us-gaap_EnvironmentalRemediationExpense / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = scco_MexicanOpenPitMember |  |
Operating income | 294,800,000 us-gaap_OperatingIncomeLoss / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = scco_MexicanOpenPitMember | 354,400,000 us-gaap_OperatingIncomeLoss / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = scco_MexicanOpenPitMember |
Capital investment | 184,700,000 us-gaap_PropertyPlantAndEquipmentAdditions / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = scco_MexicanOpenPitMember | 267,700,000 us-gaap_PropertyPlantAndEquipmentAdditions / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = scco_MexicanOpenPitMember |
Property, net | 4,502,600,000 us-gaap_PropertyPlantAndEquipmentNet / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = scco_MexicanOpenPitMember | 3,764,700,000 us-gaap_PropertyPlantAndEquipmentNet / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = scco_MexicanOpenPitMember |
Total assets | 7,569,800,000 us-gaap_Assets / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = scco_MexicanOpenPitMember | 6,314,900,000 us-gaap_Assets / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = scco_MexicanOpenPitMember |
Mexican IMMSA Unit | Operating segment |  |  |
Financial information relating to segments |  |  |
Net sales | 90,300,000 us-gaap_Revenues / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = scco_MexicanIMMSAUnitMember | 95,900,000 us-gaap_Revenues / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = scco_MexicanIMMSAUnitMember |
Cost of sales (exclusive of depreciation, amortization and depletion) | 89,900,000 us-gaap_CostOfRevenue / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = scco_MexicanIMMSAUnitMember | 84,400,000 us-gaap_CostOfRevenue / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = scco_MexicanIMMSAUnitMember |
Selling, general and administrative | 4,000,000 us-gaap_SellingGeneralAndAdministrativeExpense / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = scco_MexicanIMMSAUnitMember | 3,700,000 us-gaap_SellingGeneralAndAdministrativeExpense / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = scco_MexicanIMMSAUnitMember |
Depreciation, amortization and depletion | 7,700,000 us-gaap_DepreciationDepletionAndAmortization / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = scco_MexicanIMMSAUnitMember | 7,800,000 us-gaap_DepreciationDepletionAndAmortization / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = scco_MexicanIMMSAUnitMember |
Exploration | 2,300,000 us-gaap_ExplorationExpenseMining / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = scco_MexicanIMMSAUnitMember | 5,000,000 us-gaap_ExplorationExpenseMining / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = scco_MexicanIMMSAUnitMember |
Operating income | 5,300,000 us-gaap_OperatingIncomeLoss / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = scco_MexicanIMMSAUnitMember | 19,400,000 us-gaap_OperatingIncomeLoss / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = scco_MexicanIMMSAUnitMember |
Capital investment | 6,600,000 us-gaap_PropertyPlantAndEquipmentAdditions / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = scco_MexicanIMMSAUnitMember | 9,000,000 us-gaap_PropertyPlantAndEquipmentAdditions / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = scco_MexicanIMMSAUnitMember |
Property, net | 388,300,000 us-gaap_PropertyPlantAndEquipmentNet / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = scco_MexicanIMMSAUnitMember | 380,800,000 us-gaap_PropertyPlantAndEquipmentNet / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = scco_MexicanIMMSAUnitMember |
Total assets | 890,600,000 us-gaap_Assets / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = scco_MexicanIMMSAUnitMember | 863,000,000 us-gaap_Assets / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = scco_MexicanIMMSAUnitMember |
Mexican IMMSA Unit | Intersegment sales |  |  |
Financial information relating to segments |  |  |
Net sales | 18,900,000 us-gaap_Revenues / us-gaap_ConsolidationItemsAxis = us-gaap_IntersegmentEliminationMember / us-gaap_StatementBusinessSegmentsAxis = scco_MexicanIMMSAUnitMember | 24,400,000 us-gaap_Revenues / us-gaap_ConsolidationItemsAxis = us-gaap_IntersegmentEliminationMember / us-gaap_StatementBusinessSegmentsAxis = scco_MexicanIMMSAUnitMember |
Peruvian Operations | Operating segment |  |  |
Financial information relating to segments |  |  |
Net sales | 520,300,000 us-gaap_Revenues / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = scco_PeruvianOperationsMember | 610,300,000 us-gaap_Revenues / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = scco_PeruvianOperationsMember |
Cost of sales (exclusive of depreciation, amortization and depletion) | 303,000,000 us-gaap_CostOfRevenue / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = scco_PeruvianOperationsMember | 323,100,000 us-gaap_CostOfRevenue / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = scco_PeruvianOperationsMember |
Selling, general and administrative | 10,300,000 us-gaap_SellingGeneralAndAdministrativeExpense / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = scco_PeruvianOperationsMember | 11,200,000 us-gaap_SellingGeneralAndAdministrativeExpense / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = scco_PeruvianOperationsMember |
Depreciation, amortization and depletion | 53,000,000 us-gaap_DepreciationDepletionAndAmortization / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = scco_PeruvianOperationsMember | 47,200,000 us-gaap_DepreciationDepletionAndAmortization / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = scco_PeruvianOperationsMember |
Exploration | 2,700,000 us-gaap_ExplorationExpenseMining / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = scco_PeruvianOperationsMember | 1,900,000 us-gaap_ExplorationExpenseMining / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = scco_PeruvianOperationsMember |
Operating income | 151,300,000 us-gaap_OperatingIncomeLoss / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = scco_PeruvianOperationsMember | 226,900,000 us-gaap_OperatingIncomeLoss / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = scco_PeruvianOperationsMember |
Capital investment | 53,200,000 us-gaap_PropertyPlantAndEquipmentAdditions / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = scco_PeruvianOperationsMember | 57,800,000 us-gaap_PropertyPlantAndEquipmentAdditions / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = scco_PeruvianOperationsMember |
Property, net | 2,560,400,000 us-gaap_PropertyPlantAndEquipmentNet / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = scco_PeruvianOperationsMember | 2,454,200,000 us-gaap_PropertyPlantAndEquipmentNet / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = scco_PeruvianOperationsMember |
Total assets | $ 3,647,100,000 us-gaap_Assets / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = scco_PeruvianOperationsMember | $ 3,428,500,000 us-gaap_Assets / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = scco_PeruvianOperationsMember |

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