v3.26.1
COVER - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2025
Mar. 23, 2026
Jun. 30, 2025
Document Information [Line Items]      
Document Type 10-K    
Document Annual Report true    
Document Period End Date Dec. 31, 2025    
Current Fiscal Year End Date --12-31    
Document Transition Report false    
Entity File Number 001-35210    
Entity Registrant Name INNOVATE CORP.    
Entity Incorporation, State or Country Code DE    
Entity Tax Identification Number 54-1708481    
Entity Address, Address Line One 295 Madison Ave.    
Entity Address, Address Line Two 12th Floor    
Entity Address, City or Town New York    
Entity Address, State or Province NY    
Entity Address, Postal Zip Code 10017    
City Area Code 212    
Local Phone Number 235-2691    
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    
ICFR Auditor Attestation Flag false    
Document Financial Statement Error Correction [Flag] false    
Entity Shell Company false    
Entity Public Float     $ 27.2
Entity Common Stock, Shares Outstanding   13,645,127  
Documents Incorporated by Reference The registrant's definitive Proxy Statement to be filed with the Securities and Exchange Commission pursuant to Regulation 14A for the 2026 Annual Meeting of Stockholders is incorporated by reference into Part III of this Form 10-K to the extent stated herein    
Amendment Flag false    
Document Fiscal Year Focus 2025    
Document Fiscal Period Focus FY    
Entity Central Index Key 0001006837    
Common Stock, par value $0.001 per share      
Document Information [Line Items]      
Title of 12(b) Security Common Stock, par value $0.001 per share    
Trading Symbol VATE    
Security Exchange Name NYSE    
Preferred Stock Purchase Rights      
Document Information [Line Items]      
Title of 12(b) Security Preferred Stock Purchase Rights    
Security Exchange Name NYSE    
No Trading Symbol true