Variable Interest Entities	3 Months Ended
Mar. 31, 2023
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Variable Interest Entities	Variable Interest EntitiesUVE utilizes a captive reinsurance arrangement which uses Isosceles Insurance Ltd. a Bermuda licensed insurance company, whereby they established a Bermuda separate account named “Separate Account UVE-01” as UVE’s captive. This captive is a VIE in the normal course of business and is consolidated since UVE is the primary beneficiary. The VIE files a federal tax return, however the VIE is domiciled in Bermuda and therefore is not subject to state income taxes.On June 1, 2022, the VIE entered into a new reinsurance arrangement with UPCIC and on September 28, 2022 Hurricane Ian made landfall on the Gulf Coast of Florida triggering a full policy limit loss, totaling $66 million, issued by the VIE to UPCIC. Amounts due under this policy were fully paid in September 2022 to UPCIC.

The entire disclosure for a variable interest entity (VIE), including but not limited to, judgments and assumptions in determining whether to consolidate and in identifying the primary beneficiary, gain (loss) recognized on the initial consolidation of the VIE, terms of arrangements, amounts and classification of the VIE's assets and liabilities, and the entity's maximum exposure to loss.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 810
-URI https://asc.fasb.org/topic&trid=2197479

Name:	us-gaap_VariableInterestEntityDisclosureTextBlock
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:textBlockItemType
Balance Type:	na
Period Type:	duration