v3.26.1
Document and Entity Information
Jun. 10, 2026
Cover [Abstract]  
Amendment Flag false
Entity Central Index Key 0002071288
Document Type 8-K
Document Period End Date Jun. 10, 2026
Entity Registrant Name Lumexa Imaging Holdings, Inc.
Entity Incorporation State Country Code DE
Entity File Number 001-43010
Entity Tax Identification Number 41-2605845
Entity Address, Address Line One 4200 Six Forks Road
Entity Address, Address Line Two Suite 1000
Entity Address, City or Town Raleigh
Entity Address, State or Province NC
Entity Address, Postal Zip Code 27609
City Area Code (919)
Local Phone Number 763-1100
Written Communications false
Soliciting Material false
Pre Commencement Tender Offer false
Pre Commencement Issuer Tender Offer false
Security 12b Title Common Stock, $0.001 par value per share
Trading Symbol LMRI
Security Exchange Name NASDAQ
Entity Emerging Growth Company true
Entity Ex Transition Period false