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. 15, 2022
Jun. 30, 2021
Document Information [Line Items]      
Entity Registrant Name Emmaus Life Sciences, Inc.    
Entity Central Index Key 0000822370    
Document Type 10-K    
Document Period End Date Dec. 31, 2021    
Amendment Flag false    
Document Fiscal Period Focus FY    
Document Fiscal Year Focus 2021    
Current Fiscal Year End Date --12-31    
Entity File Number 001-35527    
Entity Tax Identification Number 87-0419387    
Entity Incorporation State Country Code DE    
Entity a Well-known Seasoned Issuer No    
Entity a Voluntary Filer No    
Entity Current Reporting Status No    
Entity Interactive Data Current No    
Entity Filer Category Non-accelerated Filer    
Entity Small Business true    
Entity Emerging Growth Company false    
ICFR Auditor Attestation Flag false    
Entity Shell Company false    
Entity Address, Address Line One 21250 Hawthorne Boulevard    
Entity Address, Address Line Two Suite 800    
Entity Address, City or Town Torrance    
Entity Address, State or Province CA    
Entity Address, Postal Zip Code 90503    
City Area Code 310    
Local Phone Number 214‑0065    
Document Annual Report true    
Document Transition Report false    
Entity Common Stock, Shares Outstanding   49,311,864  
Entity Public Float     $ 49,132,089
Auditor Name BAKER TILLY US, LLP    
Auditor Location San Diego, California    
Auditor Firm ID 23    
Common Stock [Member]      
Document Information [Line Items]      
Title of 12(g) Security Common stock, par value $0.001 per share    
Warrant [Member]      
Document Information [Line Items]      
Title of 12(g) Security Warrants to purchase common stock