XML 16 R1.htm IDEA: XBRL DOCUMENT v3.23.2
Document and Entity Information - shares
 6 Months Ended
Jun. 30, 2023
Jul. 28, 2023
Document Information [Line Items]    
Document Type 10-Q  
Document Quarterly Report true  
Document Transition Report false  
Document Period End Date Jun. 30, 2023  
Entity File Number 001-09025  
Entity Registrant Name VISTA GOLD CORP.  
Entity Incorporation, State or Country Code A1  
Entity Tax Identification Number 98-0542444  
Entity Address, Address Line One 8310 S Valley Hwy, Suite 300  
Entity Address, City or Town Englewood  
Entity Address, State or Province CO  
Entity Address, Postal Zip Code 80112  
City Area Code 720  
Local Phone Number 981-1185  
Title of 12(b) Security Common Shares, no par value  
Trading Symbol VGZ  
Security Exchange Name NYSEAMER  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Filer Category Non-accelerated Filer  
Entity Small Business true  
Entity Emerging Growth Company false  
Entity Shell Company false  
Entity Common Stock, Shares Outstanding   121,088,494
Current Fiscal Year End Date --12-31  
Document Fiscal Year Focus 2023  
Document Fiscal Period Focus Q2  
Entity Central Index Key 0000783324  
Amendment Flag false  
Former Address    
Document Information [Line Items]    
Entity Address, Address Line One 7961 Shaffer Pkwy, Suite 5  
Entity Address, City or Town Littleton  
Entity Address, State or Province CO  
Entity Address, Postal Zip Code 80127