v3.23.1
Document and Entity Information - shares
 3 Months Ended
Mar. 31, 2022
Mar. 24, 2023
Document and Entity Information    
Entity Registrant Name Gatos Silver, Inc.  
Document Type 10-Q  
Document Quarterly Report true  
Document Transition Report false  
Document Period End Date Mar. 31, 2022  
Entity File Number 001-39649  
Entity Incorporation, State or Country Code DE  
Entity Tax Identification Number 27-2654848  
Entity Address, Address Line One 925 W Georgia Street, Suite 910  
Entity Address, City or Town Vancouver, British Columbia  
Entity Address, Country CA  
Entity Address, Postal Zip Code V6C 3L2  
City Area Code 604  
Local Phone Number 424-0984  
Title of 12(b) Security Common Stock, par value $0.001 per share  
Trading Symbol GATO  
Security Exchange Name NYSE  
Entity Current Reporting Status No  
Entity Interactive Data Current No  
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   69,162,223
Entity Central Index Key 0001517006  
Current Fiscal Year End Date --12-31  
Document Fiscal Year Focus 2022  
Document Fiscal Period Focus Q1  
Amendment Flag false