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Cover - USD ($)
 12 Months Ended
Dec. 31, 2024
Mar. 24, 2025
Jun. 30, 2024
Cover [Abstract]      
Document Type 10-K    
Amendment Flag false    
Document Annual Report true    
Document Transition Report false    
Document Period End Date Dec. 31, 2024    
Document Fiscal Period Focus FY    
Document Fiscal Year Focus 2024    
Current Fiscal Year End Date --12-31    
Entity File Number 001-27072    
Entity Registrant Name AIM IMMUNOTECH INC.    
Entity Central Index Key 0000946644    
Entity Tax Identification Number 52-0845822    
Entity Incorporation, State or Country Code DE    
Entity Address, Address Line One 2117 SW Highway 484    
Entity Address, City or Town Ocala    
Entity Address, State or Province FL    
Entity Address, Postal Zip Code 34473    
City Area Code (352)    
Local Phone Number 448-7797    
Title of 12(b) Security Common Stock, par value $0.001 per share    
Trading Symbol AIM    
Security Exchange Name NYSEAMER    
Entity Well-known Seasoned Issuer Yes    
Entity Voluntary Filers No    
Entity Current Reporting Status 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 Public Float     $ 20,793,354
Entity Common Stock, Shares Outstanding   72,290,030  
Documents Incorporated by Reference [Text Block] None    
ICFR Auditor Attestation Flag false    
Document Financial Statement Error Correction [Flag] false    
Auditor Firm ID 243    
Auditor Name BDO USA, P.C.    
Auditor Location Miami, Florida