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Document & Entity Information Document - USD ($)
 12 Months Ended
Dec. 31, 2022
Apr. 10, 2023
Jun. 30, 2022
Document and Entity Information [Abstract]      
Entity Public Float     $ 31,271,019
Document type 10-K    
Amendment flag false    
Document period end date Dec. 31, 2022    
Document fiscal period focus FY    
Document Fiscal Year Focus 2022    
Central index key 0001401521    
Filer category Non-accelerated Filer    
Entity Small Business true    
Entity Emerging Growth Company false    
Entity Interactive Data Current Yes    
Entity Shell Company false    
Entity Well-known Seasoned Issuer No    
Entity Current Reporting Status Yes    
Entity Voluntary Filers No    
Common stock outstanding   43,273,373  
Current Fiscal Year End Date --12-31    
Document Annual Report true    
Document Transition Report false    
Entity File Number 001-35761    
Registrant name United Insurance Holdings Corp.    
Entity Incorporation, State or Country Code DE    
Entity Tax Identification Number 75-3241967    
Entity Address, Address Line One 800 2nd Avenue S.    
Entity Address, Postal Zip Code 33701    
Entity Address, State or Province FL    
Entity Address, City or Town St. Petersburg,    
City Area Code 727-    
Local Phone Number 895-7737    
Title of 12(b) Security Common Stock, $0.0001 par value per share    
Trading symbol UIHC    
Security Exchange Name NASDAQ    
ICFR Auditor Attestation Flag true    
Document Information      
Common stock outstanding   43,273,373  
Document Transition Report false    
Auditor Firm ID 34    
Auditor Name DELOITTE & TOUCHE LLP    
Auditor Location Tampa, Florida    
Document Annual Report true