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Document And Entity Information - shares
 9 Months Ended
Sep. 30, 2021
Oct. 26, 2021
Cover [Abstract]    
Document Type 10-Q  
Document Quarterly Report true  
Document Period End Date Sep. 30, 2021  
Document Transition Report false  
Entity File Number 001-34857  
Entity Registrant Name Gold Resource Corporation  
Entity Incorporation, State or Country Code CO  
Entity Tax Identification Number 84-1473173  
Entity Address, Address Line One 2000 South Colorado Blvd,  
Entity Address, Address Line Two Tower One,  
Entity Address, Address Line Three Suite 10200,  
Entity Address, City or Town Denver,  
Entity Address, State or Province CO  
Entity Address, Postal Zip Code 80222  
City Area Code 303  
Local Phone Number 320-7708  
Title of 12(b) Security Common Stock  
Trading Symbol GORO  
Security Exchange Name NYSEAMER  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Filer Category Accelerated Filer  
Entity Small Business false  
Entity Emerging Growth Company false  
Entity Shell Company false  
Entity Common Stock, Shares Outstanding   74,581,679
Amendment Flag false  
Document Fiscal Year Focus 2021  
Document Fiscal Period Focus Q3  
Entity Central Index Key 0001160791  
Current Fiscal Year End Date --12-31