Document and Entity Information - shares
6 Months Ended
Jun. 30, 2015
Jul. 20, 2015
Document and Entity Information [Abstract]    
Document Type 10-Q  
Amendment Flag false  
Document Period End Date Jun. 30, 2015  
Entity Registrant Name Comstock Mining Inc.  
Entity Central Index Key 0001120970  
Current Fiscal Year End Date --12-31  
Document Fiscal Year Focus 2015  
Document Fiscal Period Focus Q2  
Entity Filer Category Smaller Reporting Company  
Entity Common Stock, Shares Outstanding   92,648,075