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Subsequent Events (Details) - Subsequent Event [Member] shares in Millions, $ in Millions | Nov. 02, 2015 USD ($) shares
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Subsequent Event [Line Items] |
Debt principal under share exchange | $ | $ 54.0
Estimated shares exchanged for debt principal | 14.4
Shares exchanged for debt principal | 14.7

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- Definition Debt principal under share exchange + References No definition available. + Details
Name: | cde_Debtprincipalundershareexchange
Namespace Prefix: | cde_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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- Definition Estimated shares exchanged for debt principal + References No definition available. + Details
Name: | cde_Estimatedsharesexchangedfordebtprincipal
Namespace Prefix: | cde_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

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- Definition Shares exchanged for debt principal + References No definition available. + Details
Name: | cde_Sharesexchangedfordebtprincipal
Namespace Prefix: | cde_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

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- Definition Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event. + References No definition available. + Details
Name: | us-gaap_SubsequentEventLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Details
Name: | us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |