v3.26.1
Cover Page
 3 Months Ended
Mar. 31, 2026
Document Information [Line Items]  
Document Type S-1/A
Amendment Flag false
Entity Registrant Name ELOXX PHARMACEUTICALS, INC.
Entity Central Index Key 0001035354
Entity Filer Category Non-accelerated Filer
Entity Small Business true
Entity Emerging Growth Company false
Entity Tax Identification Number 84-1368850
Entity Address, Address Line One P.O. Box 274
Entity Address, City or Town Arlington
Entity Address, State or Province MA
Entity Address, Postal Zip Code 02476
City Area Code 781
Local Phone Number 577-5300
Entity Incorporation, State or Country Code DE
Entity Primary SIC Number 2834
Business Contact [Member]  
Document Information [Line Items]  
Entity Address, Address Line One P.O. Box 274
Entity Address, City or Town Arlington
Entity Address, State or Province MA
Entity Address, Postal Zip Code 02476
City Area Code 781
Local Phone Number 577-5300
Contact Personnel Name Sumit Aggarwal