v3.25.1
Cover - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2024
Apr. 21, 2025
Jun. 28, 2024
Document Type 10-K/A    
Amendment Flag true    
Amendment Description On March 31, 2025, Fundamental Global Inc. (the “Company”) filed, with the Securities and Exchange Commission (the “SEC”), its Annual Report on Form 10-K for the year ended December 31, 2024 (the “Report” or “Form 10-K”). This Amendment No. 1 on Form 10-K (the “Amendment”) updates Part III to provide certain additional information required therein.Except for the changes to Part III and the filing of related certifications added to the list of Exhibits in Part IV, this Amendment makes no other changes to the Form 10-K. This Amendment does not amend, update, or change the financial statements or any other items or disclosures contained in the Report and does not otherwise reflect events occurring after the original filing date of the Report. Accordingly, this Amendment should be read in conjunction with the Report and with the Company’s filings with the SEC subsequent to the filing of the Report.  As used in this Amendment, the terms “Fundamental Global,” the “Company,” “we,” or “us” refer to Fundamental Global Inc.    
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 001-36366    
Entity Registrant Name Fundamental Global Inc.    
Entity Central Index Key 0001591890    
Entity Tax Identification Number 46-1119100    
Entity Incorporation, State or Country Code NV    
Entity Address, Address Line One 108 Gateway Blvd    
Entity Address, Address Line Two Suite 204    
Entity Address, City or Town Mooresville    
Entity Address, State or Province NC    
Entity Address, Postal Zip Code 28117    
City Area Code (704)    
Local Phone Number 994-8279    
Entity Well-known Seasoned Issuer No    
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     $ 17.5
Entity Common Stock, Shares Outstanding   1,272,320  
ICFR Auditor Attestation Flag false    
Document Financial Statement Error Correction [Flag] false    
Common Stock, par value $0.001 per share      
Title of 12(b) Security Common Stock, par value $0.001 per share    
Trading Symbol FGF    
Security Exchange Name NASDAQ    
8.00% Cumulative Preferred Stock, Series A, par value $25.00 per share      
Title of 12(b) Security 8.00% Cumulative Preferred Stock, Series A, par value $25.00 per share    
Trading Symbol FGFPP    
Security Exchange Name NASDAQ