Commitments and Contingencies (Details) - USD ($)	Mar. 31, 2026	Dec. 31, 2025
Commitments and Contingencies [Abstract]
Notes receivable commitments	$ 625,000	$ 625,000
Unfunded Commitment	22,693,730	23,174,978
Mortgage loan commitments	$ 0	$ 0

The floor amount as of the balance sheet date that the entity must expend to satisfy the terms of disclosed arrangements.

No definition available.

Name:	utgn_RemainingMinimumAmountCommitted
Namespace Prefix:	utgn_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant