2.4.0.82404425 - Disclosure - Investments and Derivative Instruments (Details Textual 3)truefalsefalse1false USDfalsefalse$D2013Q2http://www.sec.gov/CIK0000045947duration2013-04-01T00:00:002013-06-30T00:00:00usdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170numberStandardhttp://www.xbrl.org/2003/instancepurexbrli0SecurityStandardhttp://www.thehartford.com/20130630Securityhlic0USDUSD$2false USDfalsefalse$D2012Q2http://www.sec.gov/CIK0000045947duration2012-04-01T00:00:002012-06-30T00:00:00usdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$3false USDfalsefalse$D2013Q2YTDhttp://www.sec.gov/CIK0000045947duration2013-01-01T00:00:002013-06-30T00:00:00numberStandardhttp://www.xbrl.org/2003/instancepurexbrli0usdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170SecurityStandardhttp://www.thehartford.com/20130630Securityhlic0USDUSD$4false USDfalsefalse$D2012Q2YTDhttp://www.sec.gov/CIK0000045947duration2012-01-01T00:00:002012-06-30T00:00:00usdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$5false USDfalsefalse$D2011Q3YTDhttp://www.sec.gov/CIK0000045947duration2011-01-01T00:00:002011-09-30T00:00:00usdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$6false USDfalsefalse$I2012Q4http://www.sec.gov/CIK0000045947instant2012-12-31T00:00:000001-01-01T00:00:00usdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$1false 4hlic_CarryingValueOfMortgageLoansAssociatedWithValuationAllowancehlic_falsedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truefalsefalse128000000128000000USD$falsetruefalse2falsefalsefalse00falsefalsefalse3truefalsefalse128000000128000000USD$falsetruefalse4falsefalsefalse00falsefalsefalse5falsefalsefalse00falsefalsefalse6truefalsefalse189000000189000000USD$falsetruefalsexbrli:monetaryItemTypemonetaryCarrying value of mortgage loans associated with the valuation allowance.No definition available.false2Carrying value of mortgage loans associated with the valuation allowance2false 4hlic_InvestedAssetsSuppotingModcohlic_falsedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse13000000001300000000USD$falsefalsefalse2falsefalsefalse00falsefalsefalse3truefalsefalse13000000001300000000USD$falsefalsefalse4falsefalsefalse00falsefalsefalse5falsefalsefalse00falsefalsefalse6falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryAmount of invested assets supporting other policyholder fund liabilities under a modified coinsurance agreement.No definition available.false2Invested Assets Suppoting Modco3false 4us-gaap_GainLossOnInvestmentsExcludingOtherThanTemporaryImpairmentsus-gaap_truecreditdurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse-603000000-603000000USD$falsefalsefalse2truefalsefalse719000000719000000USD$falsefalsefalse3truefalsefalse-707000000-707000000USD$falsefalsefalse4truefalsefalse-522000000-522000000USD$falsefalsefalse5falsefalsefalse00falsefalsefalse6falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryThis item represents the net total realized and unrealized gain (loss) included in earnings for the period as a result of selling or holding marketable securities categorized as trading, available-for-sale, or held-to-maturity, including the unrealized holding gain (loss) of held-to-maturity securities transferred to the trading security category and the cumulative unrealized gain (loss) which was included in other comprehensive income (a separate component of shareholders' equity) for available-for-sale securities transferred to trading securities during the period. 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Reference 7: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (a),(b) -URI http://asc.fasb.org/extlink&oid=6943989&loc=d3e3179-108585 false2Proceeds from sales of AFS securities7false 3hlic_NumberOfSecuritiesIncludedInAfsSecuritiesInUnrealizedLossPositionhlic_falsenainstantfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truefalsefalse19991999falsefalsefalse2falsefalsefalse00falsefalsefalse3truefalsefalse19991999falsefalsefalse4falsefalsefalse00falsefalsefalse5falsefalsefalse00falsefalsefalse6falsefalsefalse00falsefalsefalsexbrli:integerItemTypeintegerNumber of securities included in AFS securities in unrealized loss position.No definition available.false256Number of securities included in AFS securities in an unrealized loss position, primarily related to municipal securities8false 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Most repos involve obligations of the federal government or its agencies, but other financial instruments, such as commercial paper, banker's acceptances, and negotiable certificates of deposit, are sometimes used in repos.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.13(1)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 13 -Subparagraph 1 -Article 9 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=7472769&loc=d3e9760-107771 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 140 -Paragraph 100 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. 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This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. false2Agreement to repurchase securities21false 3hlic_SecuritiesSoldUnderAgreementsToRepurchaseGrosshlic_falsecreditinstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse913000000913000000USD$falsefalsefalse2falsefalsefalse00falsefalsefalse3truefalsefalse913000000913000000USD$falsefalsefalse4falsefalsefalse00falsefalsefalse5falsefalsefalse00falsefalsefalse6truefalsefalse923000000923000000USD$falsefalsefalsexbrli:monetaryItemTypemonetarySecurities Sold under Agreements to Repurchase, GrossNo definition available.false2Gross amount of recognized liability22false 3hlic_SecuritiesSoldUnderAgreementsToRepurchaseCollateralRightToReclaimSecuritieshlic_falsedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse913000000913000000USD$falsefalsefalse2falsefalsefalse00falsefalsefalse3truefalsefalse913000000913000000USD$falsefalsefalse4falsefalsefalse00falsefalsefalse5falsefalsefalse00falsefalsefalse6truefalsefalse923000000923000000USD$falsefalsefalsexbrli:monetaryItemTypemonetarySecurities Sold under Agreements to Repurchase, Collateral, Right to Reclaim SecuritiesNo definition available.false2Financial collateral pledged23false 3us-gaap_NotionalAmountOfInterestRateFairValueHedgeDerivativesus-gaap_truedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse45000000004500000000USD$falsefalsefalse2falsefalsefalse00falsefalsefalse3truefalsefalse45000000004500000000USD$falsefalsefalse4falsefalsefalse00falsefalsefalse5falsefalsefalse00falsefalsefalse6truefalsefalse51000000005100000000USD$falsefalsefalsexbrli:monetaryItemTypemonetaryAggregate notional amount of all interest rate derivatives designated as hedging instruments in fair value hedges. Notional amount refers to the monetary amount specified in the interest rate derivative contract.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1A -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=7476318&loc=SL5579245-113959 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Notional Amount -URI http://asc.fasb.org/extlink&oid=6519104 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1B -URI http://asc.fasb.org/extlink&oid=7476318&loc=SL5580258-113959 false2Notional amount of interest rate swaps in offsetting relationships24false 3us-gaap_CashFlowHedgeGainLossToBeReclassifiedWithinTwelveMonthsus-gaap_truecreditdurationfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3truefalsefalse5300000053000000USD$falsefalsefalse4falsefalsefalse00falsefalsefalse5falsefalsefalse00falsefalsefalse6falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryThe estimated net amount of existing gains or losses on cash flow hedges at the reporting date expected to be reclassified to earnings within the next 12 months.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=7668309&loc=d3e80748-113994 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 133 -Paragraph 45 -Subparagraph b(2) -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. false2Deferred net gains on derivative instruments before tax to be reclassified to earnings during next twelve months25false 3hlic_MaximumGainLossOnDiscontinuationOfCashFlowHedgeDueToForecastedTransactionProbableOfNotOccurringNethlic_falsecreditdurationfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalse4truefalsefalse00USD$falsefalsefalse5truefalsefalse00USD$falsefalsefalse6falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryMaximum gain loss on discontinuation of cash flow hedge due to forecasted transaction probable of not occurring net.No definition available.false2Maximum amount of net reclassifications from AOCI to earnings26false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalse4falsefalsefalse00falsefalsefalse5falsefalsefalse00falsefalsefalse6falsefalsefalse00falsefalsefalse7false truefalseD2013Q2YTD_us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis_hlic_CommercialMemberhttp://www.sec.gov/CIK0000045947duration2013-01-01T00:00:002013-06-30T00:00:00falsefalseCommercial [Member]us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxisxbrldihttp://xbrl.org/2006/xbrldihlic_CommercialMemberus-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxisexplicitMembernanafalse0Commercial [Member]27false 4hlic_FinancingReceivableRecordedInvestmentDelinquencyPeriodhlic_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse0090 days or morefalsefalsefalse4falsefalsefalse00falsefalsefalse5falsefalsefalse00falsefalsefalse6falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringFinancing receivable recorded investment delinquency period.No definition available.false0Financing Receivable Recorded Investment Delinquency Period28false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalse4falsefalsefalse00falsefalsefalse5falsefalsefalse00falsefalsefalse6falsefalsefalse00falsefalsefalse8false USDtruefalse$D2013Q2YTD_us-gaap_StatementBusinessSegmentsAxis_hlic_RetirementPlansAndIndividualLifeBusinessesMemberhttp://www.sec.gov/CIK0000045947duration2013-01-01T00:00:002013-06-30T00:00:00falsefalseRetirement Plans and Individual Life Businesses [Member]us-gaap_StatementBusinessSegmentsAxisxbrldihttp://xbrl.org/2006/xbrldihlic_RetirementPlansAndIndividualLifeBusinessesMemberus-gaap_StatementBusinessSegmentsAxisexplicitMemberusdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$nanafalse0Retirement Plans and Individual Life Businesses [Member]29false 4us-gaap_GainLossOnInvestmentsExcludingOtherThanTemporaryImpairmentsus-gaap_truecreditdurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3truefalsefalse15000000001500000000USD$falsefalsefalse4falsefalsefalse00falsefalsefalse5falsefalsefalse00falsefalsefalse6falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryThis item represents the net total realized and unrealized gain (loss) included in earnings for the period as a result of selling or holding marketable securities categorized as trading, available-for-sale, or held-to-maturity, including the unrealized holding gain (loss) of held-to-maturity securities transferred to the trading security category and the cumulative unrealized gain (loss) which was included in other comprehensive income (a separate component of shareholders' equity) for available-for-sale securities transferred to trading securities during the period. 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