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Commitments and Contigencies (Details Textual) (USD $) | 0 Months Ended | 12 Months Ended | 0 Months Ended | 1 Months Ended | 12 Months Ended |  |
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May 27, 2014 | Jan. 21, 2009 | Dec. 31, 2014 oz | Dec. 31, 2013 | Jun. 05, 2012 defendant | Feb. 28, 2010 | Dec. 31, 2015 | Oct. 02, 2014 | Oct. 14, 2009 m
Other Commitments [Line Items] |  |  |  |  |  |  |  |  |
Litigation Settlement, Expense |  |  |  | $ 32,000,000 us-gaap_LitigationSettlementExpense |  |  |  |  |
Termination payment |  |  |  |  |  |  |  | 2,000,000 cde_FrancoNevadaTerminationPayment |
Production to be sold, percent |  |  |  |  |  |  |  | 50.00%cde_FrancoNevadafuturegoldstreampercentage |
Sale of production, price per ounce of gold |  |  |  |  |  |  |  | 800 cde_FrancoNevadaPricePerOunceFutureGoldStream |
Commitment and Contingencies (Textual) [Abstract] |  |  |  |  |  |  |  |  |
Litigation Settlement, Amount |  |  |  | 10,000,000 us-gaap_LitigationSettlementAmount |  |  |  |  |
Maximum Height for Temporary Restriction on Mining |  |  |  |  |  |  |  |  | 4,400 cde_MaximumHeightForTemporaryRestrictionOnMining
NSR royalty percentage |  |  |  | 3.40%cde_LossContingencySettlementRoyaltyPercentage |  |  |  |  |
NSR royalty maximum amount |  |  |  | 39,400,000 cde_LossContingencySettlementAgreementMaximumAmount |  |  |  |  |
Payments for Royalties | 1,800,000 us-gaap_PaymentsForRoyalties |  | 4,000,000 us-gaap_PaymentsForRoyalties |  |  |  |  |  |
Further Payment Made on Number of Additional Ounces of Gold |  |  | 35,500,000 cde_FurtherPaymentMadeOnNumberOfAdditionalOuncesOfGold |  |  |  |  |  |
Number of labor agreements in South America |  |  | 1 cde_NumberOfLaborAgreements |  |  |  |  |  |
Percentage of labor force covered by collective bargaining agreements |  |  | 11.60%cde_PercentageOfLaborForceCoveredByCollectiveBargainingAgreements |  |  |  |  |  |
Purchased royalty |  | 50.00%cde_SalePortionLifeOfMine |  |  |  |  |  |  |
Royalty agreement minimum obligation for the period |  |  | 400,000 cde_QuantityOfGoldOnWhichMonthlyMinimumObligationToBePaid |  |  |  |  |  |
Royalty Agreement Minimum Obligation for Per Month |  |  | 4,167 cde_RoyaltyAgreementMinimumObligationForPerMonth |  |  |  |  |  |
Royalty Agreement Period |  | 8 years |  |  |  |  |  |  |
Rochester [Member] |  |  |  |  |  |  |  |  |
Commitment and Contingencies (Textual) [Abstract] |  |  |  |  |  |  |  |  |
Maximum royalty range for gold price per ounce |  |  | 5.00%cde_MaximumRoyaltyRangeForGoldPricePerOunce / us-gaap_BusinessAcquisitionAxis = cde_RochesterMember |  |  |  |  |  |
Maximum royalty payable |  |  | 250,000 us-gaap_RoyaltyGuaranteesCommitmentsAmount / us-gaap_BusinessAcquisitionAxis = cde_RochesterMember |  |  |  |  |  |
Gold price per ounce for maximum royalty range |  |  | 23.60 cde_GoldPricePerOunceForMaximumRoyaltyRange / us-gaap_BusinessAcquisitionAxis = cde_RochesterMember |  |  |  |  |  |
Hazardous Waste On-Site [Member] | Callahan Mining Corporation [Member] |  |  |  |  |  |  |  |  |
Commitment and Contingencies (Textual) [Abstract] |  |  |  |  |  |  |  |  |
Litigation Settlement, Amount |  |  |  |  |  | 3,500,000 us-gaap_LitigationSettlementAmount / dei_LegalEntityAxis = cde_CallahanMiningCorporationMember / us-gaap_LitigationCaseAxis = cde_HazardousWasteOnSiteMember |  |  |
Number of defendants |  |  |  |  | 5 us-gaap_LossContingencyNumberOfDefendants / dei_LegalEntityAxis = cde_CallahanMiningCorporationMember / us-gaap_LitigationCaseAxis = cde_HazardousWasteOnSiteMember |  |  |  |
Subsequent Event [Member] |  |  |  |  |  |  |  |  |
Other Commitments [Line Items] |  |  |  |  |  |  |  |  |
Aggregate deposit to be received |  |  |  |  |  |  | $ 22,000,000 cde_FrancoNevadadepositforfuturegoldstream / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |  |

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