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Cover - USD ($)
 12 Months Ended
Nov. 30, 2023
Feb. 21, 2024
May 31, 2023
Document Type 10-K    
Amendment Flag false    
Document Annual Report true    
Document Transition Report false    
Document Period End Date Nov. 30, 2023    
Document Fiscal Period Focus FY    
Document Fiscal Year Focus 2023    
Current Fiscal Year End Date --11-30    
Entity File Number 001-41690    
Entity Registrant Name U.S. GOLDMINING INC.    
Entity Central Index Key 0001947244    
Entity Tax Identification Number 37-1792147    
Entity Incorporation, State or Country Code NV    
Entity Address, Address Line One 1188 West Georgia Street    
Entity Address, Address Line Two Suite 1830    
Entity Address, City or Town Vancouver    
Entity Address, State or Province BC    
Entity Address, Country CA    
Entity Address, Postal Zip Code V6E 4A2    
City Area Code (604)    
Local Phone Number 388-9788    
Entity Well-known Seasoned Issuer No    
Entity Voluntary Filers No    
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    
Elected Not To Use the Extended Transition Period false    
Entity Shell Company false    
Entity Public Float     $ 32,936,644
Entity Common Stock, Shares Outstanding   12,398,709  
ICFR Auditor Attestation Flag false    
Document Financial Statement Error Correction [Flag] false    
Auditor Firm ID 1208    
Auditor Name Deloitte LLP    
Auditor Location Vancouver, Canada    
Common Share, par value $0.001 per share      
Title of 12(b) Security Common Stock, par value $0.001 per share    
Trading Symbol USGO    
Security Exchange Name NASDAQ    
Warrants, each warrant exercisable for one share of Common Share at an exercise price of $13.00      
Title of 12(b) Security Warrants, each warrant exercisable for one share of Common Stock at an exercise price of $13.00    
Trading Symbol USGOW    
Security Exchange Name NASDAQ