XML 40 R1.htm IDEA: XBRL DOCUMENT v3.3.0.814
Document and Entity Information - shares
 9 Months Ended
Sep. 30, 2015
Nov. 04, 2015
Document and Entity Information    
Entity Registrant Name McEwen Mining Inc.  
Entity Central Index Key 0000314203  
Document Type 10-Q  
Document Period End Date Sep. 30, 2015  
Amendment Flag false  
Current Fiscal Year End Date --12-31  
Entity Current Reporting Status Yes  
Entity Filer Category Accelerated Filer  
Entity Common Stock, Shares Outstanding   274,654,010
Exchangeable Common Stock, Shares Outstanding   25,876,164
Document Fiscal Year Focus 2015  
Document Fiscal Period Focus Q3