XML 87 R58.htm IDEA: XBRL DOCUMENT
v2.4.0.8

Fair Value Measurements (Details Textual) |  |  |  |  |  | 9 Months Ended
--- | --- | --- | --- | --- | --- | ---
Sep. 30, 2014 Convertible Senior Notes Due March 2028 [Member] | Dec. 31, 2013 Convertible Senior Notes Due March 2028 [Member] | Sep. 30, 2014 Senior Notes due 2021 [Member] | Dec. 31, 2013 Senior Notes due 2021 [Member] | Jan. 29, 2013 Senior Notes due 2021 [Member] | Sep. 30, 2014 Palmarejo [Member] | Sep. 30, 2014 Rochester [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |
Expected Royalty Duration |  |  |  |  |  | 1.7 | 4.3
Debt Instrument, Interest Rate, Stated Percentage | 3.25% | 3.25% | 7.875% | 7.875% | 7.875% |  |

X
- Definition Expected Royalty Duration + References No definition available. + Details
Name: | cde_ExpectedRoyaltyDuration
Namespace Prefix: | cde_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Contractual interest rate for funds borrowed, under the debt agreement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 22 -Article 5 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(1)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_DebtInstrumentInterestRateStatedPercentage
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

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