XML 11 R1.htm IDEA: XBRL DOCUMENT v3.23.2
Document and Entity Information - shares
6 Months Ended
Jun. 30, 2023
Jul. 31, 2023
Document and Entity Information [Abstract]    
Document Type 10-Q  
Document Quarterly Report true  
Document Period End Date Jun. 30, 2023  
Document Transition Report false  
Entity File Number 333-249533  
Entity Registrant Name Fortitude Gold Corporation  
Entity Incorporation, State or Country Code CO  
Entity Tax Identification Number 85-2602691  
Entity Address, Address Line One 2886 Carriage Manor Point  
Entity Address, City or Town Colorado Springs  
Entity Address, State or Province CO  
Entity Address, Postal Zip Code 80906  
City Area Code 719  
Local Phone Number 717 9825  
Title of 12(b) Security N/A  
Trading Symbol N/A  
Security Exchange Name NONE  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Filer Category Non-accelerated Filer  
Entity Small Business true  
Entity Emerging Growth Company true  
Entity Ex Transition Period true  
Entity Shell Company false  
Entity Common Stock, Shares Outstanding   24,084,542
Entity Central Index Key 0001828377  
Current Fiscal Year End Date --12-31  
Document Fiscal Year Focus 2023  
Document Fiscal Period Focus Q2  
Amendment Flag false