Annual report pursuant to Section 13 and 15(d)

Document And Entity Information

Document And Entity Information - USD ($)
12 Months Ended
Dec. 31, 2021
Mar. 25, 2022
Jun. 30, 2021
Document Information Line Items      
Entity Registrant Name BIOMX INC.    
Trading Symbol PHGE    
Document Type 10-K    
Current Fiscal Year End Date --12-31    
Entity Common Stock, Shares Outstanding   29,779,249  
Entity Public Float     $ 119,922,575
Amendment Flag false    
Entity Central Index Key 0001739174    
Entity Current Reporting Status Yes    
Entity Voluntary Filers No    
Entity Filer Category Non-accelerated Filer    
Entity Well-known Seasoned Issuer No    
Document Period End Date Dec. 31, 2021    
Document Fiscal Year Focus 2021    
Document Fiscal Period Focus FY    
Entity Small Business true    
Entity Emerging Growth Company true    
Entity Shell Company false    
Entity Ex Transition Period true    
ICFR Auditor Attestation Flag false    
Document Annual Report true    
Document Transition Report false    
Entity File Number 001-38762    
Entity Incorporation, State or Country Code DE    
Entity Tax Identification Number 82-3364020    
Entity Address, Address Line One 22 Einstein St    
Entity Address, Address Line Two Floor 5    
Entity Address, City or Town Ness Ziona    
Entity Address, Country IL    
Entity Address, Postal Zip Code 7414003    
City Area Code +972    
Local Phone Number 723942377    
Title of 12(b) Security Common stock, $0.0001 par value    
Security Exchange Name NYSE    
Entity Interactive Data Current Yes    
Auditor Firm ID 1197    
Auditor Name Brightman Almagor Zohar & Co.    
Auditor Location Tel Aviv, Israel