v3.26.1
Cover
May 13, 2026
Document Type 8-K
Amendment Flag false
Document Period End Date May 13, 2026
Entity File Number 001-43095
Entity Registrant Name Iris Acquisition Corp II
Entity Central Index Key 0002077785
Entity Tax Identification Number 00-0000000
Entity Incorporation, State or Country Code E9
Entity Address, Address Line One Central Park Towers Offices
Entity Address, Address Line Two Dubai International Financial Centre
Entity Address, City or Town Dubai
Entity Address, Country AE
Entity Address, Postal Zip Code 941641
City Area Code 971
Local Phone Number 4-3966949
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Entity Emerging Growth Company true
Elected Not To Use the Extended Transition Period false
Units, each consisting of one Class A ordinary share, par value $0.0001 per share, and one-half of one redeemable warrant  
Title of 12(b) Security Units, each consisting of one Class A ordinary share, par value $0.0001 per share, and one-half of one redeemable warrant
Trading Symbol IRABU
Security Exchange Name NYSE
Class A ordinary shares, par value $0.0001 per share  
Title of 12(b) Security Class A ordinary shares, par value $0.0001 per share
Trading Symbol IRAB
Security Exchange Name NYSE
Warrants, each whole warrant exercisable for one Class A ordinary share at an exercise price of $11.50 per share  
Title of 12(b) Security Warrants, each whole warrant exercisable for one Class A ordinary share at an exercise price of $11.50 per share
Trading Symbol IRABW
Security Exchange Name NYSE