Quarterly report [Sections 13 or 15(d)]

Document and Entity Information

v3.26.1
Document and Entity Information - shares
3 Months Ended
Mar. 31, 2026
Apr. 30, 2026
Document and Entity Information    
Document Type 10-Q  
Document Quarterly Report true  
Document Period End Date Mar. 31, 2026  
Document Transition Report false  
Entity File Number 001-33905  
Entity Registrant Name UR-ENERGY INC.  
Entity Incorporation State Country Code Z4  
Entity Tax Identification Number 00-0000000  
Entity Address Address Line 1 1478 Willer Drive  
Entity Address City Or Town Casper  
Entity Address State Or Province WY  
Entity Address Postal Zip Code 82604  
City Area Code 720  
Local Phone Number 981-4588  
Security 12b Title Common stock  
Trading Symbol URG  
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   397,331,853
Entity Central Index Key 0001375205  
Current Fiscal Year End Date --12-31  
Document Fiscal Year Focus 2026  
Document Fiscal Period Focus Q1  
Amendment Flag false