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INVESTMENTS (Details) (USD $)
12 Months Ended
Dec. 31, 2014
Loans
Dec. 31, 2013
Fixed maturities [Abstract]    
Original or Amortized Cost $ 227,910,002us-gaap_AvailableForSaleSecuritiesAmortizedCost $ 209,710,626us-gaap_AvailableForSaleSecuritiesAmortizedCost
Gross Unrealized Gains 13,020,260utgn_AvailableForSaleSecuritiesGrossUnrealizedGainAccumulatedInInvestments 8,791,365utgn_AvailableForSaleSecuritiesGrossUnrealizedGainAccumulatedInInvestments
Gross Unrealized Losses (2,452,804)utgn_AvailableForSaleSecuritiesGrossUnrealizedLossAccumulatedInInvestments (3,577,189)utgn_AvailableForSaleSecuritiesGrossUnrealizedLossAccumulatedInInvestments
Estimated Market Value 238,477,458us-gaap_AvailableForSaleSecuritiesDebtSecuritiesCurrent 214,924,802us-gaap_AvailableForSaleSecuritiesDebtSecuritiesCurrent
Available-for-sale Securities, Continuous Unrealized Loss Position [Abstract]    
Total Unrealized losses (2,452,804)utgn_AvailableForSaleSecuritiesGrossUnrealizedLossAccumulatedInInvestments (3,577,189)utgn_AvailableForSaleSecuritiesGrossUnrealizedLossAccumulatedInInvestments
Amortized cost of debt securities, by contractual maturity [Abstract]    
Due in one year or less 2,723,893us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost  
Due after one year through five years 19,444,054us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost  
Due after five years through ten years 78,079,450us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost  
Due after ten years 87,381,886us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost  
Collateralized mortgage obligation 1,005,081us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost  
Total 188,634,364us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAmortizedCost  
Estimated market value of debt securities, by contractual maturity [Abstract]    
Due in one year or less 2,787,390us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue  
Due after one year through five years 20,607,694us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue  
Due after five years through ten years 82,024,008us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue  
Due after ten years 90,965,199us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue  
Collateralized mortgage obligations 1,097,165us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue  
Available-for-sale Securities, Debt Securities 197,481,456us-gaap_AvailableForSaleSecuritiesDebtSecurities 174,409,824us-gaap_AvailableForSaleSecuritiesDebtSecurities
Amortized cost of investment in fixed maturities rated below investment grade 9,142,063utgn_AmortizedCostOfInvestmentInFixedMaturitiesRatedBelowInvestmentGrade 13,842,824utgn_AmortizedCostOfInvestmentInFixedMaturitiesRatedBelowInvestmentGrade
Trading Securities [Abstract]    
Fair value, derivative included in trading security liabilities (23,853)us-gaap_TradingLiabilitiesFairValueDisclosure (353,907)us-gaap_TradingLiabilitiesFairValueDisclosure
Fair value, derivatives included in trading security assets 6,250utgn_DerivativesTradingSecurityAssetsFairValueDisclosure 194,000utgn_DerivativesTradingSecurityAssetsFairValueDisclosure
Increase (Decrease) in Trading Securities [Abstract]    
Trading securities, realized gain (loss) (722,573)us-gaap_TradingSecuritiesRealizedGainLoss (36,876)us-gaap_TradingSecuritiesRealizedGainLoss
Trading securities, net unrealized gain (loss) 245,995us-gaap_MarketableSecuritiesUnrealizedGainLoss 35,932us-gaap_MarketableSecuritiesUnrealizedGainLoss
Net Realized and Unrealized Gain (Loss) on Trading Securities (476,578)us-gaap_NetRealizedOrUnrealizedGainLossOnTradingSecurities (944)us-gaap_NetRealizedOrUnrealizedGainLossOnTradingSecurities
Mortgages [Abstract]    
Mortgage Loans including Discounted Mortgage Loans 2,348,890utgn_MortgageLoansIncludingDiscountedMortgageLoans 16,761,525utgn_MortgageLoansIncludingDiscountedMortgageLoans
Servicing Fee on Loan Percent 0.25%utgn_ServicingFeeOnLoanPercent  
Loan Origination Percent 0.50%utgn_LoanOriginationPercent 0.50%utgn_LoanOriginationPercent
Commercial loans maximum rate 10.00%utgn_CommercialLoansMaximumRate 10.00%utgn_CommercialLoansMaximumRate
Commercial loans minimum rate 3.91%utgn_CommercialLoansMinimumRate 3.25%utgn_CommercialLoansMinimumRate
Residential loans maximum rate 8.00%utgn_ResidentialLoansMaximumRate 8.00%utgn_ResidentialLoansMaximumRate
Residential loans minimum rate 7.00%utgn_ResidentialLoansMinimumRate 7.00%utgn_ResidentialLoansMinimumRate
Loan limit threshold for appraised property value 80.00%utgn_LoanLimitThresholdToAppraisedPropertyValue  
Average purchase price to outstanding loan (in hundredths) 27.30%utgn_AveragePurchasePriceToOutstandingLoanPercentage  
Mortgage loans reserve 0us-gaap_MortgageLoansOnRealEstateWritedownOrReserveAmount1 0us-gaap_MortgageLoansOnRealEstateWritedownOrReserveAmount1
Discounted mortgage loan portfolio payment performance [Abstract]    
Number of discounted loans with no payments 8utgn_NumberOfDiscountedLoansWithNoPayments  
Number of discounted loans one time payment received 1utgn_NumberOfDiscountedLoansOneTimePaymentReceived  
Number of discounted loans irregular payments received 5utgn_NumberOfDiscountedLoansIrregularPaymentsReceived  
Number of discounted loans periodic payments received 9utgn_NumberOfDiscountedLoansPeriodicPaymentsReceived  
Number of discounted loans 23utgn_NumberOfDiscountedLoans  
Discounted loans with no payments 0utgn_DiscountedLoansWithNoPayments  
Discounted loans with one time payment received 0utgn_DiscountedLoansWithOneTimePaymentReceived  
Discounted loans with irregular payments received 3,614,448utgn_DiscountedLoansWithIrregularPaymentsReceived  
Discounted loans with periodic payments received 5,486,604utgn_DiscountedLoansWithPeriodicPaymentsReceived  
Discounted loans 9,101,052utgn_DiscountedLoans  
Discounted mortgage loan holdings [Abstract]    
In good standing 1,267,524us-gaap_FinancingReceivableRecordedInvestmentCurrent 1,493,437us-gaap_FinancingReceivableRecordedInvestmentCurrent
Overdue interest over 90 days 3,130,290us-gaap_FinancingReceivableRecordedInvestmentEqualToGreaterThan90DaysPastDue 4,875,812us-gaap_FinancingReceivableRecordedInvestmentEqualToGreaterThan90DaysPastDue
Restructured 219,973us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 4,037,814us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2
In process of foreclosure 4,483,265utgn_FinancingReceivableRecordedInvestmentInProcessOfForeclosure 2,423,672utgn_FinancingReceivableRecordedInvestmentInProcessOfForeclosure
Total discounted mortgage loans 9,101,052us-gaap_FinancingReceivableModificationsRecordedInvestment 12,830,735us-gaap_FinancingReceivableModificationsRecordedInvestment
Total foreclosed discounted mortgage loans 56,576us-gaap_MortgageLoansOnRealEstateForeclosures 6,294,403us-gaap_MortgageLoansOnRealEstateForeclosures
NET INVESTMENT INCOME [Abstract]    
Investment Income 25,124,477us-gaap_InvestmentIncomeInterestAndDividend 30,328,355us-gaap_InvestmentIncomeInterestAndDividend
Investment Income, Investment Expense (8,774,758)utgn_InvestmentExpense (8,064,520)utgn_InvestmentExpense
Consolidated Net Investment Income 16,349,719us-gaap_NetInvestmentIncome 22,263,835us-gaap_NetInvestmentIncome
Gain (Loss) on Investments [Line Items]    
Gross realized gains 19,831,735us-gaap_AvailableForSaleSecuritiesGrossRealizedGains 2,400,736us-gaap_AvailableForSaleSecuritiesGrossRealizedGains
Gross Realized (Losses) (2,773,562)us-gaap_AvailableForSaleSecuritiesGrossRealizedLosses (1,511,483)us-gaap_AvailableForSaleSecuritiesGrossRealizedLosses
Total realized investment gains (losses), net 17,058,173us-gaap_AvailableForSaleSecuritiesGrossRealizedGainLossNet 889,253us-gaap_AvailableForSaleSecuritiesGrossRealizedGainLossNet
Other than Temporary Impairment, Credit Losses Recognized in Earnings [Roll Forward]    
Other than Temporary Impairment Losses, Investments, Total 162,905us-gaap_ImpairmentOfInvestments 1,201,775us-gaap_ImpairmentOfInvestments
Fair value of investments on deposit with state insurance departments 10,635,716utgn_FairValueOfInvestmentsOnDepositWithStateInsuranceDepartments 10,824,094utgn_FairValueOfInvestmentsOnDepositWithStateInsuranceDepartments
Common Stock [Member]    
Other than Temporary Impairment, Credit Losses Recognized in Earnings [Roll Forward]    
Other than Temporary Impairment Losses, Investments, Portion Recognized in Earnings, Net, Available-for-sale Securities 126,959us-gaap_OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNetAvailableforsaleSecurities
/ us-gaap_DebtSecurityAxis
= us-gaap_CommonStockMember
1,000,000us-gaap_OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNetAvailableforsaleSecurities
/ us-gaap_DebtSecurityAxis
= us-gaap_CommonStockMember
Real Estate [Member]    
Other than Temporary Impairment, Credit Losses Recognized in Earnings [Roll Forward]    
Other than Temporary Impairment Losses, Investments, Portion Recognized in Earnings, Net, Available-for-sale Securities 35,946us-gaap_OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNetAvailableforsaleSecurities
/ us-gaap_DebtSecurityAxis
= us-gaap_RealEstateMember
201,775us-gaap_OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNetAvailableforsaleSecurities
/ us-gaap_DebtSecurityAxis
= us-gaap_RealEstateMember
Fixed Maturity Available for Sale [Member]    
Gain (Loss) on Investments [Line Items]    
Gross realized gains 2,414,160us-gaap_AvailableForSaleSecuritiesGrossRealizedGains
/ us-gaap_GainLossOnInvestmentsByCategoryAxis
= utgn_FixedMaturityAvailableForSaleMember
1,631,590us-gaap_AvailableForSaleSecuritiesGrossRealizedGains
/ us-gaap_GainLossOnInvestmentsByCategoryAxis
= utgn_FixedMaturityAvailableForSaleMember
Gross Realized (Losses) (1,135,417)us-gaap_AvailableForSaleSecuritiesGrossRealizedLosses
/ us-gaap_GainLossOnInvestmentsByCategoryAxis
= utgn_FixedMaturityAvailableForSaleMember
(33,898)us-gaap_AvailableForSaleSecuritiesGrossRealizedLosses
/ us-gaap_GainLossOnInvestmentsByCategoryAxis
= utgn_FixedMaturityAvailableForSaleMember
Total realized investment gains (losses), net 1,278,743us-gaap_AvailableForSaleSecuritiesGrossRealizedGainLossNet
/ us-gaap_GainLossOnInvestmentsByCategoryAxis
= utgn_FixedMaturityAvailableForSaleMember
1,597,692us-gaap_AvailableForSaleSecuritiesGrossRealizedGainLossNet
/ us-gaap_GainLossOnInvestmentsByCategoryAxis
= utgn_FixedMaturityAvailableForSaleMember
Fixed Maturities Available for Sale - OTTI [Member]    
Gain (Loss) on Investments [Line Items]    
Gross realized gains 0us-gaap_AvailableForSaleSecuritiesGrossRealizedGains
/ us-gaap_GainLossOnInvestmentsByCategoryAxis
= utgn_FixedMaturitiesAvailableForSaleOtherThanTemporaryImpairmentMember
0us-gaap_AvailableForSaleSecuritiesGrossRealizedGains
/ us-gaap_GainLossOnInvestmentsByCategoryAxis
= utgn_FixedMaturitiesAvailableForSaleOtherThanTemporaryImpairmentMember
Gross Realized (Losses) (35,946)us-gaap_AvailableForSaleSecuritiesGrossRealizedLosses
/ us-gaap_GainLossOnInvestmentsByCategoryAxis
= utgn_FixedMaturitiesAvailableForSaleOtherThanTemporaryImpairmentMember
(201,775)us-gaap_AvailableForSaleSecuritiesGrossRealizedLosses
/ us-gaap_GainLossOnInvestmentsByCategoryAxis
= utgn_FixedMaturitiesAvailableForSaleOtherThanTemporaryImpairmentMember
Total realized investment gains (losses), net (35,946)us-gaap_AvailableForSaleSecuritiesGrossRealizedGainLossNet
/ us-gaap_GainLossOnInvestmentsByCategoryAxis
= utgn_FixedMaturitiesAvailableForSaleOtherThanTemporaryImpairmentMember
(201,775)us-gaap_AvailableForSaleSecuritiesGrossRealizedGainLossNet
/ us-gaap_GainLossOnInvestmentsByCategoryAxis
= utgn_FixedMaturitiesAvailableForSaleOtherThanTemporaryImpairmentMember
Equity Securities [Member]    
Gain (Loss) on Investments [Line Items]    
Gross realized gains 673,821us-gaap_AvailableForSaleSecuritiesGrossRealizedGains
/ us-gaap_GainLossOnInvestmentsByCategoryAxis
= us-gaap_EquitySecuritiesMember
76,973us-gaap_AvailableForSaleSecuritiesGrossRealizedGains
/ us-gaap_GainLossOnInvestmentsByCategoryAxis
= us-gaap_EquitySecuritiesMember
Gross Realized (Losses) (14,908)us-gaap_AvailableForSaleSecuritiesGrossRealizedLosses
/ us-gaap_GainLossOnInvestmentsByCategoryAxis
= us-gaap_EquitySecuritiesMember
(10,245)us-gaap_AvailableForSaleSecuritiesGrossRealizedLosses
/ us-gaap_GainLossOnInvestmentsByCategoryAxis
= us-gaap_EquitySecuritiesMember
Total realized investment gains (losses), net 658,913us-gaap_AvailableForSaleSecuritiesGrossRealizedGainLossNet
/ us-gaap_GainLossOnInvestmentsByCategoryAxis
= us-gaap_EquitySecuritiesMember
66,728us-gaap_AvailableForSaleSecuritiesGrossRealizedGainLossNet
/ us-gaap_GainLossOnInvestmentsByCategoryAxis
= us-gaap_EquitySecuritiesMember
Preferred stock [Member]    
Gain (Loss) on Investments [Line Items]    
Gross realized gains 1,986,303us-gaap_AvailableForSaleSecuritiesGrossRealizedGains
/ us-gaap_GainLossOnInvestmentsByCategoryAxis
= utgn_UtgnPreferredStockMember
411us-gaap_AvailableForSaleSecuritiesGrossRealizedGains
/ us-gaap_GainLossOnInvestmentsByCategoryAxis
= utgn_UtgnPreferredStockMember
Gross Realized (Losses) 0us-gaap_AvailableForSaleSecuritiesGrossRealizedLosses
/ us-gaap_GainLossOnInvestmentsByCategoryAxis
= utgn_UtgnPreferredStockMember
0us-gaap_AvailableForSaleSecuritiesGrossRealizedLosses
/ us-gaap_GainLossOnInvestmentsByCategoryAxis
= utgn_UtgnPreferredStockMember
Total realized investment gains (losses), net 1,986,303us-gaap_AvailableForSaleSecuritiesGrossRealizedGainLossNet
/ us-gaap_GainLossOnInvestmentsByCategoryAxis
= utgn_UtgnPreferredStockMember
411us-gaap_AvailableForSaleSecuritiesGrossRealizedGainLossNet
/ us-gaap_GainLossOnInvestmentsByCategoryAxis
= utgn_UtgnPreferredStockMember
Equity Securities - OTTI [Member]    
Gain (Loss) on Investments [Line Items]    
Gross realized gains 0us-gaap_AvailableForSaleSecuritiesGrossRealizedGains
/ us-gaap_GainLossOnInvestmentsByCategoryAxis
= utgn_EquitySecuritiesOtherThanTemporaryImpairmentMember
0us-gaap_AvailableForSaleSecuritiesGrossRealizedGains
/ us-gaap_GainLossOnInvestmentsByCategoryAxis
= utgn_EquitySecuritiesOtherThanTemporaryImpairmentMember
Gross Realized (Losses) (126,959)us-gaap_AvailableForSaleSecuritiesGrossRealizedLosses
/ us-gaap_GainLossOnInvestmentsByCategoryAxis
= utgn_EquitySecuritiesOtherThanTemporaryImpairmentMember
(1,000,000)us-gaap_AvailableForSaleSecuritiesGrossRealizedLosses
/ us-gaap_GainLossOnInvestmentsByCategoryAxis
= utgn_EquitySecuritiesOtherThanTemporaryImpairmentMember
Total realized investment gains (losses), net (126,959)us-gaap_AvailableForSaleSecuritiesGrossRealizedGainLossNet
/ us-gaap_GainLossOnInvestmentsByCategoryAxis
= utgn_EquitySecuritiesOtherThanTemporaryImpairmentMember
(1,000,000)us-gaap_AvailableForSaleSecuritiesGrossRealizedGainLossNet
/ us-gaap_GainLossOnInvestmentsByCategoryAxis
= utgn_EquitySecuritiesOtherThanTemporaryImpairmentMember
Real Estate [Member]    
Gain (Loss) on Investments [Line Items]    
Gross realized gains 14,757,451us-gaap_AvailableForSaleSecuritiesGrossRealizedGains
/ us-gaap_GainLossOnInvestmentsByCategoryAxis
= us-gaap_RealEstateMember
691,762us-gaap_AvailableForSaleSecuritiesGrossRealizedGains
/ us-gaap_GainLossOnInvestmentsByCategoryAxis
= us-gaap_RealEstateMember
Gross Realized (Losses) (1,460,332)us-gaap_AvailableForSaleSecuritiesGrossRealizedLosses
/ us-gaap_GainLossOnInvestmentsByCategoryAxis
= us-gaap_RealEstateMember
(254,430)us-gaap_AvailableForSaleSecuritiesGrossRealizedLosses
/ us-gaap_GainLossOnInvestmentsByCategoryAxis
= us-gaap_RealEstateMember
Total realized investment gains (losses), net 13,297,119us-gaap_AvailableForSaleSecuritiesGrossRealizedGainLossNet
/ us-gaap_GainLossOnInvestmentsByCategoryAxis
= us-gaap_RealEstateMember
437,332us-gaap_AvailableForSaleSecuritiesGrossRealizedGainLossNet
/ us-gaap_GainLossOnInvestmentsByCategoryAxis
= us-gaap_RealEstateMember
Mortgage loans [Member]    
Gain (Loss) on Investments [Line Items]    
Gross realized gains   0us-gaap_AvailableForSaleSecuritiesGrossRealizedGains
/ us-gaap_GainLossOnInvestmentsByCategoryAxis
= utgn_MortgageLoansMember
Gross Realized (Losses)   (11,135)us-gaap_AvailableForSaleSecuritiesGrossRealizedLosses
/ us-gaap_GainLossOnInvestmentsByCategoryAxis
= utgn_MortgageLoansMember
Total realized investment gains (losses), net   (11,135)us-gaap_AvailableForSaleSecuritiesGrossRealizedGainLossNet
/ us-gaap_GainLossOnInvestmentsByCategoryAxis
= utgn_MortgageLoansMember
Fixed Maturity Available for Sale [Member]    
NET INVESTMENT INCOME [Abstract]    
Investment Income 8,225,640us-gaap_InvestmentIncomeInterestAndDividend
/ us-gaap_InvestmentTypeAxis
= utgn_FixedMaturityAvailableForSaleMember
8,060,930us-gaap_InvestmentIncomeInterestAndDividend
/ us-gaap_InvestmentTypeAxis
= utgn_FixedMaturityAvailableForSaleMember
Equity Securities [Member]    
NET INVESTMENT INCOME [Abstract]    
Investment Income 3,255,611us-gaap_InvestmentIncomeInterestAndDividend
/ us-gaap_InvestmentTypeAxis
= us-gaap_EquitySecuritiesMember
2,955,918us-gaap_InvestmentIncomeInterestAndDividend
/ us-gaap_InvestmentTypeAxis
= us-gaap_EquitySecuritiesMember
Trading Securities [Member]    
NET INVESTMENT INCOME [Abstract]    
Investment Income (476,578)us-gaap_InvestmentIncomeInterestAndDividend
/ us-gaap_InvestmentTypeAxis
= us-gaap_TradingAccountAssetsMember
(944)us-gaap_InvestmentIncomeInterestAndDividend
/ us-gaap_InvestmentTypeAxis
= us-gaap_TradingAccountAssetsMember
Mortgage Loans [Member]    
NET INVESTMENT INCOME [Abstract]    
Investment Income 925,862us-gaap_InvestmentIncomeInterestAndDividend
/ us-gaap_InvestmentTypeAxis
= us-gaap_MortgageLoansOnRealEstateMember
888,960us-gaap_InvestmentIncomeInterestAndDividend
/ us-gaap_InvestmentTypeAxis
= us-gaap_MortgageLoansOnRealEstateMember
Discounted Mortgage Loans [Member]    
NET INVESTMENT INCOME [Abstract]    
Investment Income 3,666,991us-gaap_InvestmentIncomeInterestAndDividend
/ us-gaap_InvestmentTypeAxis
= utgn_DiscountedMortgageLoanMember
7,672,483us-gaap_InvestmentIncomeInterestAndDividend
/ us-gaap_InvestmentTypeAxis
= utgn_DiscountedMortgageLoanMember
Real Estate [Member]    
NET INVESTMENT INCOME [Abstract]    
Investment Income 8,695,153us-gaap_InvestmentIncomeInterestAndDividend
/ us-gaap_InvestmentTypeAxis
= us-gaap_RealEstateMember
9,967,590us-gaap_InvestmentIncomeInterestAndDividend
/ us-gaap_InvestmentTypeAxis
= us-gaap_RealEstateMember
Policy Loans [Member]    
NET INVESTMENT INCOME [Abstract]    
Investment Income 760,715us-gaap_InvestmentIncomeInterestAndDividend
/ us-gaap_InvestmentTypeAxis
= us-gaap_PolicyLoansMember
782,358us-gaap_InvestmentIncomeInterestAndDividend
/ us-gaap_InvestmentTypeAxis
= us-gaap_PolicyLoansMember
Short-term Investments [Member]    
NET INVESTMENT INCOME [Abstract]    
Investment Income 70,578us-gaap_InvestmentIncomeInterestAndDividend
/ us-gaap_InvestmentTypeAxis
= us-gaap_ShortTermInvestmentsMember
1,060us-gaap_InvestmentIncomeInterestAndDividend
/ us-gaap_InvestmentTypeAxis
= us-gaap_ShortTermInvestmentsMember
Cash and Cash Equivalents [Member]    
NET INVESTMENT INCOME [Abstract]    
Investment Income 505us-gaap_InvestmentIncomeInterestAndDividend
/ us-gaap_InvestmentTypeAxis
= us-gaap_CashAndCashEquivalentsMember
0us-gaap_InvestmentIncomeInterestAndDividend
/ us-gaap_InvestmentTypeAxis
= us-gaap_CashAndCashEquivalentsMember
U.S. Government and Government Agencies and Authorities [Member]    
Fixed maturities [Abstract]    
Original or Amortized Cost 23,036,161us-gaap_AvailableForSaleSecuritiesAmortizedCost
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_USGovernmentSponsoredEnterprisesDebtSecuritiesMember
32,963,938us-gaap_AvailableForSaleSecuritiesAmortizedCost
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_USGovernmentSponsoredEnterprisesDebtSecuritiesMember
Gross Unrealized Gains 1,970,791utgn_AvailableForSaleSecuritiesGrossUnrealizedGainAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_USGovernmentSponsoredEnterprisesDebtSecuritiesMember
3,156,158utgn_AvailableForSaleSecuritiesGrossUnrealizedGainAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_USGovernmentSponsoredEnterprisesDebtSecuritiesMember
Gross Unrealized Losses (50,184)utgn_AvailableForSaleSecuritiesGrossUnrealizedLossAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_USGovernmentSponsoredEnterprisesDebtSecuritiesMember
(107,550)utgn_AvailableForSaleSecuritiesGrossUnrealizedLossAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_USGovernmentSponsoredEnterprisesDebtSecuritiesMember
Estimated Market Value 24,956,768us-gaap_AvailableForSaleSecuritiesDebtSecuritiesCurrent
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_USGovernmentSponsoredEnterprisesDebtSecuritiesMember
36,012,546us-gaap_AvailableForSaleSecuritiesDebtSecuritiesCurrent
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_USGovernmentSponsoredEnterprisesDebtSecuritiesMember
Available-for-sale Securities, Continuous Unrealized Loss Position [Abstract]    
Less than 12 months, Fair value 0us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_USGovernmentSponsoredEnterprisesDebtSecuritiesMember
4,889,060us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_USGovernmentSponsoredEnterprisesDebtSecuritiesMember
Less than 12 months, Unrealized losses 0utgn_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAggregateLossesAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_USGovernmentSponsoredEnterprisesDebtSecuritiesMember
(107,550)utgn_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAggregateLossesAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_USGovernmentSponsoredEnterprisesDebtSecuritiesMember
Twelve months or longer, Fair value 4,947,265us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_USGovernmentSponsoredEnterprisesDebtSecuritiesMember
0us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_USGovernmentSponsoredEnterprisesDebtSecuritiesMember
Twelve months or longer, Unrealized losses (50,184)utgn_AvailableForSaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAggregateLossesAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_USGovernmentSponsoredEnterprisesDebtSecuritiesMember
0utgn_AvailableForSaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAggregateLossesAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_USGovernmentSponsoredEnterprisesDebtSecuritiesMember
Total Fair value 4,947,265us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_USGovernmentSponsoredEnterprisesDebtSecuritiesMember
4,889,060us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_USGovernmentSponsoredEnterprisesDebtSecuritiesMember
Total Unrealized losses (50,184)utgn_AvailableForSaleSecuritiesGrossUnrealizedLossAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_USGovernmentSponsoredEnterprisesDebtSecuritiesMember
(107,550)utgn_AvailableForSaleSecuritiesGrossUnrealizedLossAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_USGovernmentSponsoredEnterprisesDebtSecuritiesMember
States, Municipalities and Political Subdivisions [Member]    
Fixed maturities [Abstract]    
Original or Amortized Cost 95,000us-gaap_AvailableForSaleSecuritiesAmortizedCost
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_USStatesAndPoliticalSubdivisionsMember
110,000us-gaap_AvailableForSaleSecuritiesAmortizedCost
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_USStatesAndPoliticalSubdivisionsMember
Gross Unrealized Gains 2,385utgn_AvailableForSaleSecuritiesGrossUnrealizedGainAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_USStatesAndPoliticalSubdivisionsMember
0utgn_AvailableForSaleSecuritiesGrossUnrealizedGainAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_USStatesAndPoliticalSubdivisionsMember
Gross Unrealized Losses 0utgn_AvailableForSaleSecuritiesGrossUnrealizedLossAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_USStatesAndPoliticalSubdivisionsMember
(924)utgn_AvailableForSaleSecuritiesGrossUnrealizedLossAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_USStatesAndPoliticalSubdivisionsMember
Estimated Market Value 97,385us-gaap_AvailableForSaleSecuritiesDebtSecuritiesCurrent
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_USStatesAndPoliticalSubdivisionsMember
109,076us-gaap_AvailableForSaleSecuritiesDebtSecuritiesCurrent
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_USStatesAndPoliticalSubdivisionsMember
Available-for-sale Securities, Continuous Unrealized Loss Position [Abstract]    
Less than 12 months, Fair value   109,076us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_USStatesAndPoliticalSubdivisionsMember
Less than 12 months, Unrealized losses   (924)utgn_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAggregateLossesAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_USStatesAndPoliticalSubdivisionsMember
Twelve months or longer, Fair value   0us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_USStatesAndPoliticalSubdivisionsMember
Twelve months or longer, Unrealized losses   0utgn_AvailableForSaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAggregateLossesAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_USStatesAndPoliticalSubdivisionsMember
Total Fair value   109,076us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_USStatesAndPoliticalSubdivisionsMember
Total Unrealized losses 0utgn_AvailableForSaleSecuritiesGrossUnrealizedLossAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_USStatesAndPoliticalSubdivisionsMember
(924)utgn_AvailableForSaleSecuritiesGrossUnrealizedLossAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_USStatesAndPoliticalSubdivisionsMember
Collateralized Mortgage Obligations [Member]    
Fixed maturities [Abstract]    
Original or Amortized Cost 1,005,081us-gaap_AvailableForSaleSecuritiesAmortizedCost
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_MortgageBackedSecuritiesMember
1,289,975us-gaap_AvailableForSaleSecuritiesAmortizedCost
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_MortgageBackedSecuritiesMember
Gross Unrealized Gains 92,091utgn_AvailableForSaleSecuritiesGrossUnrealizedGainAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_MortgageBackedSecuritiesMember
116,900utgn_AvailableForSaleSecuritiesGrossUnrealizedGainAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_MortgageBackedSecuritiesMember
Gross Unrealized Losses (6)utgn_AvailableForSaleSecuritiesGrossUnrealizedLossAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_MortgageBackedSecuritiesMember
(13)utgn_AvailableForSaleSecuritiesGrossUnrealizedLossAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_MortgageBackedSecuritiesMember
Estimated Market Value 1,097,166us-gaap_AvailableForSaleSecuritiesDebtSecuritiesCurrent
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_MortgageBackedSecuritiesMember
1,406,862us-gaap_AvailableForSaleSecuritiesDebtSecuritiesCurrent
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_MortgageBackedSecuritiesMember
Available-for-sale Securities, Continuous Unrealized Loss Position [Abstract]    
Less than 12 months, Fair value 0us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_MortgageBackedSecuritiesMember
1,922us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_MortgageBackedSecuritiesMember
Less than 12 months, Unrealized losses 0utgn_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAggregateLossesAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_MortgageBackedSecuritiesMember
(13)utgn_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAggregateLossesAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_MortgageBackedSecuritiesMember
Twelve months or longer, Fair value 1,012us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_MortgageBackedSecuritiesMember
0us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_MortgageBackedSecuritiesMember
Twelve months or longer, Unrealized losses (6)utgn_AvailableForSaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAggregateLossesAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_MortgageBackedSecuritiesMember
0utgn_AvailableForSaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAggregateLossesAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_MortgageBackedSecuritiesMember
Total Fair value 1,012us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_MortgageBackedSecuritiesMember
1,922us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_MortgageBackedSecuritiesMember
Total Unrealized losses (6)utgn_AvailableForSaleSecuritiesGrossUnrealizedLossAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_MortgageBackedSecuritiesMember
(13)utgn_AvailableForSaleSecuritiesGrossUnrealizedLossAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_MortgageBackedSecuritiesMember
Public Utilities [Member]    
Fixed maturities [Abstract]    
Original or Amortized Cost 399,927us-gaap_AvailableForSaleSecuritiesAmortizedCost
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= utgn_PublicUtilitiesMember
399,913us-gaap_AvailableForSaleSecuritiesAmortizedCost
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= utgn_PublicUtilitiesMember
Gross Unrealized Gains 55,913utgn_AvailableForSaleSecuritiesGrossUnrealizedGainAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= utgn_PublicUtilitiesMember
49,567utgn_AvailableForSaleSecuritiesGrossUnrealizedGainAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= utgn_PublicUtilitiesMember
Gross Unrealized Losses 0utgn_AvailableForSaleSecuritiesGrossUnrealizedLossAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= utgn_PublicUtilitiesMember
0utgn_AvailableForSaleSecuritiesGrossUnrealizedLossAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= utgn_PublicUtilitiesMember
Estimated Market Value 455,840us-gaap_AvailableForSaleSecuritiesDebtSecuritiesCurrent
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= utgn_PublicUtilitiesMember
449,480us-gaap_AvailableForSaleSecuritiesDebtSecuritiesCurrent
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= utgn_PublicUtilitiesMember
Available-for-sale Securities, Continuous Unrealized Loss Position [Abstract]    
Less than 12 months, Fair value   0us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= utgn_PublicUtilitiesMember
Less than 12 months, Unrealized losses   0utgn_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAggregateLossesAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= utgn_PublicUtilitiesMember
Twelve months or longer, Fair value   0us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= utgn_PublicUtilitiesMember
Twelve months or longer, Unrealized losses   0utgn_AvailableForSaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAggregateLossesAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= utgn_PublicUtilitiesMember
Total Fair value   0us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= utgn_PublicUtilitiesMember
Total Unrealized losses 0utgn_AvailableForSaleSecuritiesGrossUnrealizedLossAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= utgn_PublicUtilitiesMember
0utgn_AvailableForSaleSecuritiesGrossUnrealizedLossAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= utgn_PublicUtilitiesMember
Debt Securities [Member]    
Fixed maturities [Abstract]    
Original or Amortized Cost 188,634,364us-gaap_AvailableForSaleSecuritiesAmortizedCost
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_DebtSecuritiesMember
171,085,396us-gaap_AvailableForSaleSecuritiesAmortizedCost
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_DebtSecuritiesMember
Gross Unrealized Gains 10,759,405utgn_AvailableForSaleSecuritiesGrossUnrealizedGainAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_DebtSecuritiesMember
6,901,617utgn_AvailableForSaleSecuritiesGrossUnrealizedGainAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_DebtSecuritiesMember
Gross Unrealized Losses (1,912,313)utgn_AvailableForSaleSecuritiesGrossUnrealizedLossAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_DebtSecuritiesMember
(3,577,189)utgn_AvailableForSaleSecuritiesGrossUnrealizedLossAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_DebtSecuritiesMember
Estimated Market Value 197,481,456us-gaap_AvailableForSaleSecuritiesDebtSecuritiesCurrent
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_DebtSecuritiesMember
174,409,824us-gaap_AvailableForSaleSecuritiesDebtSecuritiesCurrent
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_DebtSecuritiesMember
Available-for-sale Securities, Continuous Unrealized Loss Position [Abstract]    
Less than 12 months, Fair value 28,954,477us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_DebtSecuritiesMember
55,178,395us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_DebtSecuritiesMember
Less than 12 months, Unrealized losses (416,560)utgn_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAggregateLossesAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_DebtSecuritiesMember
(1,829,669)utgn_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAggregateLossesAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_DebtSecuritiesMember
Twelve months or longer, Fair value 9,267,873us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_DebtSecuritiesMember
7,318,832us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_DebtSecuritiesMember
Twelve months or longer, Unrealized losses (1,495,753)utgn_AvailableForSaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAggregateLossesAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_DebtSecuritiesMember
(1,747,520)utgn_AvailableForSaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAggregateLossesAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_DebtSecuritiesMember
Total Fair value 38,222,350us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_DebtSecuritiesMember
62,497,227us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_DebtSecuritiesMember
Total Unrealized losses (1,912,313)utgn_AvailableForSaleSecuritiesGrossUnrealizedLossAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_DebtSecuritiesMember
(3,577,189)utgn_AvailableForSaleSecuritiesGrossUnrealizedLossAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_DebtSecuritiesMember
Less than 12 months Number of Securities 18utgn_LessThan12MonthsNumberOfSecurities
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_DebtSecuritiesMember
30utgn_LessThan12MonthsNumberOfSecurities
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_DebtSecuritiesMember
Twelve months or longer Number of Securities 7utgn_TwelveMonthsOrLongerNumberOfSecurities
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_DebtSecuritiesMember
5utgn_TwelveMonthsOrLongerNumberOfSecurities
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_DebtSecuritiesMember
Total Number of Securities 25utgn_TotalNumberOfSecurities
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_DebtSecuritiesMember
35utgn_TotalNumberOfSecurities
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_DebtSecuritiesMember
Equity Securities [Member]    
Fixed maturities [Abstract]    
Original or Amortized Cost 39,275,638us-gaap_AvailableForSaleSecuritiesAmortizedCost
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_EquitySecuritiesMember
38,625,230us-gaap_AvailableForSaleSecuritiesAmortizedCost
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_EquitySecuritiesMember
Gross Unrealized Gains 2,260,855utgn_AvailableForSaleSecuritiesGrossUnrealizedGainAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_EquitySecuritiesMember
1,889,748utgn_AvailableForSaleSecuritiesGrossUnrealizedGainAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_EquitySecuritiesMember
Gross Unrealized Losses (540,491)utgn_AvailableForSaleSecuritiesGrossUnrealizedLossAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_EquitySecuritiesMember
0utgn_AvailableForSaleSecuritiesGrossUnrealizedLossAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_EquitySecuritiesMember
Estimated Market Value 40,996,002us-gaap_AvailableForSaleSecuritiesDebtSecuritiesCurrent
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_EquitySecuritiesMember
40,514,978us-gaap_AvailableForSaleSecuritiesDebtSecuritiesCurrent
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_EquitySecuritiesMember
Available-for-sale Securities, Continuous Unrealized Loss Position [Abstract]    
Less than 12 months, Fair value 6,067,132us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_EquitySecuritiesMember
0us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_EquitySecuritiesMember
Less than 12 months, Unrealized losses (540,491)utgn_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAggregateLossesAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_EquitySecuritiesMember
0utgn_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAggregateLossesAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_EquitySecuritiesMember
Twelve months or longer, Fair value 0us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_EquitySecuritiesMember
0us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_EquitySecuritiesMember
Twelve months or longer, Unrealized losses 0utgn_AvailableForSaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAggregateLossesAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_EquitySecuritiesMember
0utgn_AvailableForSaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAggregateLossesAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_EquitySecuritiesMember
Total Fair value 6,067,132us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_EquitySecuritiesMember
0us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_EquitySecuritiesMember
Total Unrealized losses (540,491)utgn_AvailableForSaleSecuritiesGrossUnrealizedLossAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_EquitySecuritiesMember
0utgn_AvailableForSaleSecuritiesGrossUnrealizedLossAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_EquitySecuritiesMember
Less than 12 months Number of Securities 25utgn_LessThan12MonthsNumberOfSecurities
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_EquitySecuritiesMember
0utgn_LessThan12MonthsNumberOfSecurities
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_EquitySecuritiesMember
Twelve months or longer Number of Securities 0utgn_TwelveMonthsOrLongerNumberOfSecurities
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_EquitySecuritiesMember
0utgn_TwelveMonthsOrLongerNumberOfSecurities
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_EquitySecuritiesMember
Total Number of Securities 25utgn_TotalNumberOfSecurities
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_EquitySecuritiesMember
0utgn_TotalNumberOfSecurities
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_EquitySecuritiesMember
All Other Corporate Bonds [Member]    
Fixed maturities [Abstract]    
Original or Amortized Cost 162,960,493us-gaap_AvailableForSaleSecuritiesAmortizedCost
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_OtherDebtSecuritiesMember
134,168,678us-gaap_AvailableForSaleSecuritiesAmortizedCost
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_OtherDebtSecuritiesMember
Gross Unrealized Gains 8,624,486utgn_AvailableForSaleSecuritiesGrossUnrealizedGainAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_OtherDebtSecuritiesMember
3,483,229utgn_AvailableForSaleSecuritiesGrossUnrealizedGainAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_OtherDebtSecuritiesMember
Gross Unrealized Losses (1,659,193)utgn_AvailableForSaleSecuritiesGrossUnrealizedLossAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_OtherDebtSecuritiesMember
(3,229,082)utgn_AvailableForSaleSecuritiesGrossUnrealizedLossAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_OtherDebtSecuritiesMember
Estimated Market Value 169,925,786us-gaap_AvailableForSaleSecuritiesDebtSecuritiesCurrent
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_OtherDebtSecuritiesMember
134,422,825us-gaap_AvailableForSaleSecuritiesDebtSecuritiesCurrent
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_OtherDebtSecuritiesMember
Available-for-sale Securities, Continuous Unrealized Loss Position [Abstract]    
Less than 12 months, Fair value 28,954,477us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_OtherDebtSecuritiesMember
49,430,637us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_OtherDebtSecuritiesMember
Less than 12 months, Unrealized losses (416,560)utgn_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAggregateLossesAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_OtherDebtSecuritiesMember
(1,481,562)utgn_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAggregateLossesAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_OtherDebtSecuritiesMember
Twelve months or longer, Fair value 3,535,206us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_OtherDebtSecuritiesMember
7,318,832us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_OtherDebtSecuritiesMember
Twelve months or longer, Unrealized losses (1,242,633)utgn_AvailableForSaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAggregateLossesAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_OtherDebtSecuritiesMember
(1,747,520)utgn_AvailableForSaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAggregateLossesAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_OtherDebtSecuritiesMember
Total Fair value 32,489,683us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_OtherDebtSecuritiesMember
56,749,469us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_OtherDebtSecuritiesMember
Total Unrealized losses (1,659,193)utgn_AvailableForSaleSecuritiesGrossUnrealizedLossAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_OtherDebtSecuritiesMember
(3,229,082)utgn_AvailableForSaleSecuritiesGrossUnrealizedLossAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_OtherDebtSecuritiesMember
US Special Revenue and Assessments [Member]    
Fixed maturities [Abstract]    
Original or Amortized Cost 1,137,702us-gaap_AvailableForSaleSecuritiesAmortizedCost
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= utgn_UsSpecialRevenueAndAssesmentsMember
2,152,892us-gaap_AvailableForSaleSecuritiesAmortizedCost
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= utgn_UsSpecialRevenueAndAssesmentsMember
Gross Unrealized Gains 13,739utgn_AvailableForSaleSecuritiesGrossUnrealizedGainAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= utgn_UsSpecialRevenueAndAssesmentsMember
95,763utgn_AvailableForSaleSecuritiesGrossUnrealizedGainAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= utgn_UsSpecialRevenueAndAssesmentsMember
Gross Unrealized Losses (202,930)utgn_AvailableForSaleSecuritiesGrossUnrealizedLossAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= utgn_UsSpecialRevenueAndAssesmentsMember
(239,620)utgn_AvailableForSaleSecuritiesGrossUnrealizedLossAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= utgn_UsSpecialRevenueAndAssesmentsMember
Estimated Market Value 948,511us-gaap_AvailableForSaleSecuritiesDebtSecuritiesCurrent
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= utgn_UsSpecialRevenueAndAssesmentsMember
2,009,035us-gaap_AvailableForSaleSecuritiesDebtSecuritiesCurrent
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= utgn_UsSpecialRevenueAndAssesmentsMember
Available-for-sale Securities, Continuous Unrealized Loss Position [Abstract]    
Less than 12 months, Fair value 0us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= utgn_UsSpecialRevenueAndAssesmentsMember
747,700us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= utgn_UsSpecialRevenueAndAssesmentsMember
Less than 12 months, Unrealized losses 0utgn_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAggregateLossesAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= utgn_UsSpecialRevenueAndAssesmentsMember
(239,620)utgn_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAggregateLossesAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= utgn_UsSpecialRevenueAndAssesmentsMember
Twelve months or longer, Fair value 784,390us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= utgn_UsSpecialRevenueAndAssesmentsMember
0us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= utgn_UsSpecialRevenueAndAssesmentsMember
Twelve months or longer, Unrealized losses (202,930)utgn_AvailableForSaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAggregateLossesAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= utgn_UsSpecialRevenueAndAssesmentsMember
0utgn_AvailableForSaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAggregateLossesAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= utgn_UsSpecialRevenueAndAssesmentsMember
Total Fair value 784,390us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= utgn_UsSpecialRevenueAndAssesmentsMember
747,700us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= utgn_UsSpecialRevenueAndAssesmentsMember
Total Unrealized losses $ (202,930)utgn_AvailableForSaleSecuritiesGrossUnrealizedLossAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= utgn_UsSpecialRevenueAndAssesmentsMember
$ (239,620)utgn_AvailableForSaleSecuritiesGrossUnrealizedLossAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= utgn_UsSpecialRevenueAndAssesmentsMember