v3.26.1
Cover
12 Months Ended
Jan. 31, 2026
Cover [Abstract]  
Document Type S-1/A
Amendment Flag true
Amendment Description Amendment No. 2
Entity Registrant Name IDAHO COPPER CORPORATION
Entity Central Index Key 0001263364
Entity Tax Identification Number 98-0221494
Entity Incorporation, State or Country Code NV
Entity Address, Address Line One 800 W. Main Street
Entity Address, Address Line Two Suite 1460
Entity Address, City or Town Boise
Entity Address, State or Province ID
Entity Address, Postal Zip Code 83702
City Area Code (208)
Local Phone Number 274-9220
Entity Filer Category Non-accelerated Filer
Entity Small Business true
Entity Emerging Growth Company false