Document & Entity Information - shares	3 Months Ended
	Mar. 31, 2020	May 01, 2020
Document and Entity Information [Abstract]
Document Type	10-Q
Amendment Flag	false
Document Fiscal Period Focus	Q1
Document Fiscal Year Focus	2020
Trading Symbol	UIHC
Title of 12(b) Security	Common Stock, $0.0001 par value per share
Security Exchange Name	NASDAQ
Registrant Name	United Insurance Holdings Corp.
Central Index Key	0001401521
Current Fiscal Year End Date	--12-31
Filer Category	Accelerated Filer
Common Stock, Shares, Outstanding		42,983,371
Document Period End Date	Mar. 31, 2020
Entity Emerging Growth Company	false
Entity Interactive Data Current	Yes
Entity Shell Company	false
Entity Small Business	false
Entity Current Reporting Status	Yes