v3.25.2
Document And Entity Information - shares
9 Months Ended
Apr. 30, 2025
Jun. 16, 2025
Document Information [Line Items]    
Document Type 10-Q  
Document Quarterly Report true  
Document Period End Date Apr. 30, 2025  
Document Transition Report false  
Entity File Number 333-146934  
Entity Registrant Name NORTHERN MINERALS & EXPLORATION LTD.  
Entity Incorporation, State or Country Code NV  
Entity Tax Identification Number 98-0557171  
Entity Address, Address Line One 1267 N  
Entity Address, City or Town Pleasant Grove  
Entity Address, State or Province UT  
Entity Address, Postal Zip Code 84062  
City Area Code 801  
Local Phone Number 885-9260  
Title of 12(b) Security Common  
Trading Symbol NMEX  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Filer Category Non-accelerated Filer  
Entity Emerging Growth Company false  
Entity Small Business true  
Entity Shell Company false  
Entity Common Stock, Shares Outstanding (in shares)   107,238,932
Entity Central Index Key 0001415744  
Current Fiscal Year End Date --07-31  
Document Fiscal Year Focus 2025  
Document Fiscal Period Focus Q3  
Amendment Flag false