XML 12 R1.htm IDEA: XBRL DOCUMENT v3.24.1.u1
Document and Entity Information - USD ($)
 12 Months Ended
Dec. 31, 2023
Mar. 15, 2024
Jun. 30, 2023
Document and Entity Information      
Document Type 10-K/A    
Document Annual Report true    
Document Transition Report false    
Document Period End Date Dec. 31, 2023    
Entity File Number 001-33190    
Entity Registrant Name MCEWEN MINING INC.    
Entity Incorporation, State or Country Code CO    
Entity Tax Identification Number 84-0796160    
Entity Address, Address Line One 150 King Street West    
Entity Address, Address Line Two Suite 2800    
Entity Address, City or Town Toronto    
Entity Address, State or Province ON    
Entity Address, Country CA    
Entity Address, Postal Zip Code M5H 1J9    
City Area Code 866    
Local Phone Number 441-0690    
Title of 12(b) Security Common Stock, no par value    
Trading Symbol MUX    
Security Exchange Name NYSE    
Amendment Description This Amendment No. 1 to Form 10 - K (this "Form 10 - K/A") is being filed solely to: amend Part III, Items 10, 11, 12, 13 and 14 of the Original Form 10 - K to include the information required by such Items; delete the reference on the cover of the Original Form 10 - K to the incorporation by reference of certain information from our proxy statement into Part III of the Original Form 10 - K; and file new certifications of our principal executive officer and principal financial officer as exhibits to this Form 10 - K/A under Item 15 of Part IV hereof, pursuant to Rule 12b - 15 under the Securities Exchange Act of 1934, as amended (the "Exchange Act"). This Form 10 - K/A does not otherwise change or update any of the disclosures set forth in the Original Form 10 - K and does not otherwise reflect any events occurring after the filing of the Original Form 10 – K.    
Entity Well-known Seasoned Issuer No    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes    
Entity Interactive Data Current Yes    
Entity Filer Category Accelerated Filer    
Entity Small Business false    
Entity Emerging Growth Company false    
ICFR Auditor Attestation Flag true    
Document Financial Statement Error Correction [Flag] false    
Entity Shell Company false    
Entity Public Float     $ 341,313,881
Entity Common Stock, Shares Outstanding   49,440,096  
Current Fiscal Year End Date --12-31    
Document Fiscal Year Focus 2023    
Document Fiscal Period Focus FY    
Entity Central Index Key 0000314203    
Amendment Flag true    
Auditor Location Toronto, Canada    
Auditor Name Ernst & Young LLP    
Auditor Firm ID 1263