v3.25.3
Cover
Aug. 28, 2025
Cover [Abstract]  
Document Type 8-K
Amendment Flag false
Document Period End Date Aug. 28, 2025
Entity File Number 001-42750
Entity Registrant Name NEXMETALS MINING CORP.
Entity Central Index Key 0000795800
Entity Tax Identification Number 00-0000000
Entity Incorporation, State or Country Code A1
Entity Address, Address Line One 1111 West Hastings
Entity Address, Address Line Two Suite 1500
Entity Address, City or Town Vancouver
Entity Address, State or Province BC
Entity Address, Country CA
Entity Address, Postal Zip Code V6E 2J3
City Area Code (604)
Local Phone Number 770-4334
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Title of 12(b) Security Common Shares, no par value
Trading Symbol NEXM
Security Exchange Name NASDAQ
Entity Emerging Growth Company false