XML 14 R1.htm IDEA: XBRL DOCUMENT v3.20.4
Document and Entity Information - USD ($)
 12 Months Ended
Dec. 31, 2020
Mar. 11, 2021
Jun. 30, 2020
Document And Entity Information      
Entity Registrant Name Celsius Holdings, Inc.    
Entity Central Index Key 0001341766    
Document Type 10-K    
Document Period End Date Dec. 31, 2020    
Amendment Flag false    
Current Fiscal Year End Date --12-31    
Entity File Number 001-34611    
Entity Incorporation, State or Country Code NV    
Entity Reporting Status Current Yes    
Entity Interactive Data Current Yes    
Entity Filer Category Non-accelerated Filer    
Entity Small Business true    
Entity Emerging Growth Company false    
Entity Shell Company false    
Entity Common Stock, Shares Outstanding   72,585,354  
Well Known Seasoned Issuer No    
Entity Voluntary Filers Yes    
EntityPublicFloat     $ 301,864,237
Document Fiscal Period Focus FY    
Document Fiscal Year Focus 2020