v3.26.1
Cover
May 08, 2026
Cover [Abstract]  
Document Type 8-K
Document Period End Date May 08, 2026
Registrant Name IREN LIMITED
Entity File Number 001-41072
Entity Incorporation, State or Country Code C3
Entity Address, Address Line One Level 5, 55 Market Street
Entity Address, City or Town Sydney
Entity Address, Postal Zip Code 2000
Entity Address, Country AU
City Area Code 61 2
Local Phone Number 7906 8301
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Title of 12(b) Security Ordinary shares, no par value
Trading Symbol IREN
Security Exchange Name NASDAQ
Entity Emerging Growth Company false
Amendment Flag false
Central Index Key 0001878848