Annual report pursuant to Section 13 and 15(d)

Document and Entity Information

Document and Entity Information - USD ($)
12 Months Ended
Dec. 31, 2019
Jan. 05, 2021
Jun. 30, 2020
Cover [Abstract]      
Entity Registrant Name Emmaus Life Sciences, Inc.    
Entity Central Index Key 0000822370    
Document Type 10-K    
Document Period End Date Dec. 31, 2019    
Amendment Flag false    
Document Fiscal Period Focus FY    
Document Fiscal Year Focus 2019    
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    
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 2140065    
Document Annual Report true    
Document Transition Report false    
Entity Common Stock, Shares Outstanding   48,987,189  
Entity Public Float     $ 58,283,977