2.4.0.82404405 - Disclosure - Fair Value Measurements - Other Financial Instruments (Details)truefalseIn Millions, unless otherwise specifiedfalse1false USDfalsefalse$I2013Q2http://www.sec.gov/CIK0000837010instant2013-06-30T00:00:000001-01-01T00:00:00usdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$2false USDfalsefalse$I2012Q4http://www.sec.gov/CIK0000837010instant2012-12-31T00:00:000001-01-01T00:00:00usdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$1true 3us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItemsus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]2false 4us-gaap_AvailableForSaleSecuritiesus-gaap_truedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truefalsefalse2043970000020439.7USD$falsetruefalse2truefalsefalse2137830000021378.3USD$falsetruefalsexbrli:monetaryItemTypemonetaryAmount of investment in debt and equity securities categorized neither as held-to-maturity nor trading.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 25 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=28360136&loc=d3e22054-111558 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 5 -Subparagraph (aa) -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27232-111563 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6871852&loc=d3e26610-111562 false2Investments3false 4us-gaap_DerivativeAssetsus-gaap_truedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truefalsefalse430500000430.5USD$falsefalsefalse2truefalsefalse512700000512.7USD$falsefalsefalsexbrli:monetaryItemTypemonetaryFair value, after the effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets not subject to a master netting arrangement and not elected to be offset.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 10 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=28364263&loc=d3e13433-108611 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 45 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=6945355&loc=d3e41228-113958 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=28364263&loc=d3e13495-108611 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=20225523&loc=SL20225862-175312 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 45 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=6945355&loc=d3e41271-113958 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 55 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=28370219&loc=SL20226008-175313 false2Derivative assets4false 4us-gaap_DerivativeLiabilitiesus-gaap_truecreditinstantfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truefalsefalse306300000306.3USD$falsefalsefalse2truefalsefalse346800000346.8USD$falsefalsefalsexbrli:monetaryItemTypemonetaryFair value, after the effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets not subject to a master netting arrangement and not elected to be offset.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 10 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=28364263&loc=d3e13433-108611 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 45 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=6945355&loc=d3e41228-113958 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=28364263&loc=d3e13495-108611 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=20225523&loc=SL20225862-175312 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 45 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=6945355&loc=d3e41271-113958 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 55 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=28370219&loc=SL20226008-175313 false2Derivatives liabilities5false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3false USDtruefalse$I2013Q2_us-gaap_FairValueByMeasurementBasisAxis_us-gaap_CarryingReportedAmountFairValueDisclosureMemberhttp://www.sec.gov/CIK0000837010instant2013-06-30T00:00:000001-01-01T00:00:00falsefalseCarrying Valueus-gaap_FairValueByMeasurementBasisAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_CarryingReportedAmountFairValueDisclosureMemberus-gaap_FairValueByMeasurementBasisAxisexplicitMemberusdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$nanafalse0Carrying Value6true 3us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItemsus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]7false 4us-gaap_EquityMethodInvestmentsFairValueDisclosureus-gaap_truedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse181300000181.3USD$falsefalsefalse2truefalsefalse179600000179.6USD$falsefalsefalsexbrli:monetaryItemTypemonetaryFair value portion of investments accounted under the equity method.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 323 -SubTopic 10 -Section 25 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6903542&loc=d3e32014-111567 false2Limited partnerships/corporations8false 4ingli_CashCashEquivalentsShortTermInvestmentsAndShortTermInvestmentsUnderSecuritiesLoanAgreementFairValueDisclosureingli_falsedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse757700000757.7USD$falsefalsefalse2truefalsefalse12293000001229.3USD$falsefalsefalsexbrli:monetaryItemTypemonetaryCash, Cash Equivalents, Short-term Investments and Short-term Investments Under Securities Loan Agreement, Fair Value DisclosureNo definition available.false2Cash and cash equivalents, short-term investments and short-term investments under securirites loan agreement9false 4us-gaap_DerivativeAssetsus-gaap_truedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truefalsefalse430500000430.5USD$falsefalsefalse2truefalsefalse512700000512.7USD$falsefalsefalsexbrli:monetaryItemTypemonetaryFair value, after the effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets not subject to a master netting arrangement and not elected to be offset.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 10 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=28364263&loc=d3e13433-108611 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 45 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=6945355&loc=d3e41228-113958 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=28364263&loc=d3e13495-108611 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=20225523&loc=SL20225862-175312 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 45 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=6945355&loc=d3e41271-113958 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 55 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=28370219&loc=SL20226008-175313 false2Derivative assets10false 4us-gaap_NotesReceivableFairValueDisclosureus-gaap_truedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse175000000175.0USD$falsefalsefalse2truefalsefalse175000000175.0USD$falsefalsefalsexbrli:monetaryItemTypemonetaryFair value portion of an agreement for an unconditional promise by the maker to pay the holder a definite sum of money at a future date.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.3(b)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 3 -Subparagraph b -Article 5 false2Notes receivable from affiliates11false 4ingli_SeparateAccountAssetsFairValueDisclosureingli_falsedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse5802230000058022.3USD$falsefalsefalse2truefalsefalse5365530000053655.3USD$falsefalsefalsexbrli:monetaryItemTypemonetarySeparate Account Assets, Fair Value DisclosureNo definition available.false2Assets held in separate accounts12false 4us-gaap_DerivativeLiabilitiesus-gaap_truecreditinstantfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truefalsefalse306300000306.3USD$falsefalsefalse2truefalsefalse346800000346.8USD$falsefalsefalsexbrli:monetaryItemTypemonetaryFair value, after the effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets not subject to a master netting arrangement and not elected to be offset.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 10 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=28364263&loc=d3e13433-108611 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 45 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=6945355&loc=d3e41228-113958 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=28364263&loc=d3e13495-108611 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=20225523&loc=SL20225862-175312 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 45 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=6945355&loc=d3e41271-113958 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 55 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=28370219&loc=SL20226008-175313 false2Derivatives liabilities13false 4us-gaap_LongTermDebtFairValueus-gaap_truecreditinstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse49000004.9USD$falsefalsefalse2truefalsefalse49000004.9USD$falsefalsefalsexbrli:monetaryItemTypemonetaryThe fair value amount of long-term debt whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission.No definition available.false2Long-term debt, fair value14false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse5false USDtruefalse$I2013Q2_us-gaap_FairValueByMeasurementBasisAxis_us-gaap_EstimateOfFairValueFairValueDisclosureMemberhttp://www.sec.gov/CIK0000837010instant2013-06-30T00:00:000001-01-01T00:00:00falsefalseTotalus-gaap_FairValueByMeasurementBasisAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_EstimateOfFairValueFairValueDisclosureMemberus-gaap_FairValueByMeasurementBasisAxisexplicitMemberusdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$nanafalse0Total15true 3us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItemsus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]16false 4us-gaap_EquityMethodInvestmentsFairValueDisclosureus-gaap_truedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse181300000181.3USD$falsefalsefalse2truefalsefalse179600000179.6USD$falsefalsefalsexbrli:monetaryItemTypemonetaryFair value portion of investments accounted under the equity method.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 323 -SubTopic 10 -Section 25 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6903542&loc=d3e32014-111567 false2Limited partnerships/corporations17false 4ingli_CashCashEquivalentsShortTermInvestmentsAndShortTermInvestmentsUnderSecuritiesLoanAgreementFairValueDisclosureingli_falsedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse757700000757.7USD$falsefalsefalse2truefalsefalse12293000001229.3USD$falsefalsefalsexbrli:monetaryItemTypemonetaryCash, Cash Equivalents, Short-term Investments and Short-term Investments Under Securities Loan Agreement, Fair Value DisclosureNo definition available.false2Cash and cash equivalents, short-term investments and short-term investments under securirites loan agreement18false 4us-gaap_DerivativeAssetsus-gaap_truedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truefalsefalse430500000430.5USD$falsefalsefalse2truefalsefalse512700000512.7USD$falsefalsefalsexbrli:monetaryItemTypemonetaryFair value, after the effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets not subject to a master netting arrangement and not elected to be offset.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 10 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=28364263&loc=d3e13433-108611 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 45 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=6945355&loc=d3e41228-113958 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=28364263&loc=d3e13495-108611 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=20225523&loc=SL20225862-175312 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 45 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=6945355&loc=d3e41271-113958 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 55 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=28370219&loc=SL20226008-175313 false2Derivative assets19false 4us-gaap_NotesReceivableFairValueDisclosureus-gaap_truedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse185000000185.0USD$falsefalsefalse2truefalsefalse194300000194.3USD$falsefalsefalsexbrli:monetaryItemTypemonetaryFair value portion of an agreement for an unconditional promise by the maker to pay the holder a definite sum of money at a future date.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.3(b)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 3 -Subparagraph b -Article 5 false2Notes receivable from affiliates20false 4ingli_SeparateAccountAssetsFairValueDisclosureingli_falsedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse5802230000058022.3USD$falsefalsefalse2truefalsefalse5365530000053655.3USD$falsefalsefalsexbrli:monetaryItemTypemonetarySeparate Account Assets, Fair Value DisclosureNo definition available.false2Assets held in separate accounts21false 4us-gaap_DerivativeLiabilitiesus-gaap_truecreditinstantfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truefalsefalse306300000306.3USD$falsefalsefalse2truefalsefalse346800000346.8USD$falsefalsefalsexbrli:monetaryItemTypemonetaryFair value, after the effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets not subject to a master netting arrangement and not elected to be offset.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 10 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=28364263&loc=d3e13433-108611 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 45 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=6945355&loc=d3e41228-113958 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=28364263&loc=d3e13495-108611 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=20225523&loc=SL20225862-175312 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 45 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=6945355&loc=d3e41271-113958 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 55 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=28370219&loc=SL20226008-175313 false2Derivatives liabilities22false 4us-gaap_LongTermDebtFairValueus-gaap_truecreditinstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse49000004.9USD$falsefalsefalse2truefalsefalse49000004.9USD$falsefalsefalsexbrli:monetaryItemTypemonetaryThe fair value amount of long-term debt whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission.No definition available.false2Long-term debt, fair value23false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse7false USDtruefalse$I2013Q2_us-gaap_FairValueByMeasurementBasisAxis_us-gaap_CarryingReportedAmountFairValueDisclosureMember_us-gaap_LiabilitiesForGuaranteesOnLongDurationContractsGuaranteeTypeAxis_ingli_InvestmentContractWithoutFixedMaturityMemberhttp://www.sec.gov/CIK0000837010instant2013-06-30T00:00:000001-01-01T00:00:00falsefalseInvestment Contract, without a fixed maturityus-gaap_LiabilitiesForGuaranteesOnLongDurationContractsGuaranteeTypeAxisxbrldihttp://xbrl.org/2006/xbrldiingli_InvestmentContractWithoutFixedMaturityMemberus-gaap_LiabilitiesForGuaranteesOnLongDurationContractsGuaranteeTypeAxisexplicitMemberfalsefalseCarrying Valueus-gaap_FairValueByMeasurementBasisAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_CarryingReportedAmountFairValueDisclosureMemberus-gaap_FairValueByMeasurementBasisAxisexplicitMemberusdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$nanafalse0Investment Contract, without a fixed maturity | Carrying Value24true 3us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItemsus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]25false 4us-gaap_LiabilitiesRelatedToInvestmentContractsFairValueDisclosureus-gaap_truecreditinstantfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truefalsefalse2060620000020606.2[1]USD$falsefalsefalse2truefalsefalse2026340000020263.4[1]USD$falsefalsefalsexbrli:monetaryItemTypemonetaryFair value portion of liability related to investment contracts for example, but not limited to, guaranteed investment contract or annuities.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 825 -Section 25 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6487514&loc=d3e32427-158581 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 14 -Article 7 false2Liabilities26false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse9false USDtruefalse$I2013Q2_us-gaap_FairValueByMeasurementBasisAxis_us-gaap_EstimateOfFairValueFairValueDisclosureMember_us-gaap_LiabilitiesForGuaranteesOnLongDurationContractsGuaranteeTypeAxis_ingli_InvestmentContractWithoutFixedMaturityMemberhttp://www.sec.gov/CIK0000837010instant2013-06-30T00:00:000001-01-01T00:00:00falsefalseInvestment Contract, without a fixed maturityus-gaap_LiabilitiesForGuaranteesOnLongDurationContractsGuaranteeTypeAxisxbrldihttp://xbrl.org/2006/xbrldiingli_InvestmentContractWithoutFixedMaturityMemberus-gaap_LiabilitiesForGuaranteesOnLongDurationContractsGuaranteeTypeAxisexplicitMemberfalsefalseTotalus-gaap_FairValueByMeasurementBasisAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_EstimateOfFairValueFairValueDisclosureMemberus-gaap_FairValueByMeasurementBasisAxisexplicitMemberusdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$nanafalse0Investment Contract, without a fixed maturity | Total27true 3us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItemsus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]28false 4us-gaap_LiabilitiesRelatedToInvestmentContractsFairValueDisclosureus-gaap_truecreditinstantfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truefalsefalse2405270000024052.7[1]USD$falsefalsefalse2truefalsefalse2515650000025156.5[1]USD$falsefalsefalsexbrli:monetaryItemTypemonetaryFair value portion of liability related to investment contracts for example, but not limited to, guaranteed investment contract or annuities.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 825 -Section 25 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6487514&loc=d3e32427-158581 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 14 -Article 7 false2Liabilities29false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse11false USDtruefalse$I2013Q2_us-gaap_FairValueByMeasurementBasisAxis_us-gaap_CarryingReportedAmountFairValueDisclosureMember_us-gaap_LiabilitiesForGuaranteesOnLongDurationContractsGuaranteeTypeAxis_ingli_InvestmentContractWithFixedMaturityMemberhttp://www.sec.gov/CIK0000837010instant2013-06-30T00:00:000001-01-01T00:00:00falsefalseWithin fixed maturity investmentsus-gaap_LiabilitiesForGuaranteesOnLongDurationContractsGuaranteeTypeAxisxbrldihttp://xbrl.org/2006/xbrldiingli_InvestmentContractWithFixedMaturityMemberus-gaap_LiabilitiesForGuaranteesOnLongDurationContractsGuaranteeTypeAxisexplicitMemberfalsefalseCarrying Valueus-gaap_FairValueByMeasurementBasisAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_CarryingReportedAmountFairValueDisclosureMemberus-gaap_FairValueByMeasurementBasisAxisexplicitMemberusdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$nanafalse0Within fixed maturity investments | Carrying Value30true 3us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItemsus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]31false 4us-gaap_LiabilitiesRelatedToInvestmentContractsFairValueDisclosureus-gaap_truecreditinstantfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truefalsefalse653700000653.7USD$falsefalsefalse2truefalsefalse680000000680.0USD$falsefalsefalsexbrli:monetaryItemTypemonetaryFair value portion of liability related to investment contracts for example, but not limited to, guaranteed investment contract or annuities.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 825 -Section 25 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6487514&loc=d3e32427-158581 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 14 -Article 7 false2Liabilities32false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse13false USDtruefalse$I2013Q2_us-gaap_FairValueByMeasurementBasisAxis_us-gaap_EstimateOfFairValueFairValueDisclosureMember_us-gaap_LiabilitiesForGuaranteesOnLongDurationContractsGuaranteeTypeAxis_ingli_InvestmentContractWithFixedMaturityMemberhttp://www.sec.gov/CIK0000837010instant2013-06-30T00:00:000001-01-01T00:00:00falsefalseWithin fixed maturity investmentsus-gaap_LiabilitiesForGuaranteesOnLongDurationContractsGuaranteeTypeAxisxbrldihttp://xbrl.org/2006/xbrldiingli_InvestmentContractWithFixedMaturityMemberus-gaap_LiabilitiesForGuaranteesOnLongDurationContractsGuaranteeTypeAxisexplicitMemberfalsefalseTotalus-gaap_FairValueByMeasurementBasisAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_EstimateOfFairValueFairValueDisclosureMemberus-gaap_FairValueByMeasurementBasisAxisexplicitMemberusdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$nanafalse0Within fixed maturity investments | Total33true 3us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItemsus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]34false 4us-gaap_LiabilitiesRelatedToInvestmentContractsFairValueDisclosureus-gaap_truecreditinstantfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truefalsefalse755100000755.1USD$falsefalsefalse2truefalsefalse837300000837.3USD$falsefalsefalsexbrli:monetaryItemTypemonetaryFair value portion of liability related to investment contracts for example, but not limited to, guaranteed investment contract or annuities.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 825 -Section 25 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6487514&loc=d3e32427-158581 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 14 -Article 7 false2Liabilities35false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse15false USDtruefalse$I2013Q2_us-gaap_FairValueByMeasurementBasisAxis_us-gaap_CarryingReportedAmountFairValueDisclosureMember_us-gaap_LiabilitiesForGuaranteesOnLongDurationContractsGuaranteeTypeAxis_us-gaap_AnnuitizationBenefitMemberhttp://www.sec.gov/CIK0000837010instant2013-06-30T00:00:000001-01-01T00:00:00falsefalseFIAus-gaap_LiabilitiesForGuaranteesOnLongDurationContractsGuaranteeTypeAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_AnnuitizationBenefitMemberus-gaap_LiabilitiesForGuaranteesOnLongDurationContractsGuaranteeTypeAxisexplicitMemberfalsefalseCarrying Valueus-gaap_FairValueByMeasurementBasisAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_CarryingReportedAmountFairValueDisclosureMemberus-gaap_FairValueByMeasurementBasisAxisexplicitMemberusdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$nanafalse0FIA | Carrying Value36true 3us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItemsus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]37false 4us-gaap_LiabilitiesRelatedToInvestmentContractsFairValueDisclosureus-gaap_truecreditinstantfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truefalsefalse2110000021.1USD$falsefalsefalse2truefalsefalse2040000020.4USD$falsefalsefalsexbrli:monetaryItemTypemonetaryFair value portion of liability related to investment contracts for example, but not limited to, guaranteed investment contract or annuities.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 825 -Section 25 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6487514&loc=d3e32427-158581 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 14 -Article 7 false2Liabilities38false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse17false USDtruefalse$I2013Q2_us-gaap_FairValueByMeasurementBasisAxis_us-gaap_EstimateOfFairValueFairValueDisclosureMember_us-gaap_LiabilitiesForGuaranteesOnLongDurationContractsGuaranteeTypeAxis_us-gaap_AnnuitizationBenefitMemberhttp://www.sec.gov/CIK0000837010instant2013-06-30T00:00:000001-01-01T00:00:00falsefalseFIAus-gaap_LiabilitiesForGuaranteesOnLongDurationContractsGuaranteeTypeAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_AnnuitizationBenefitMemberus-gaap_LiabilitiesForGuaranteesOnLongDurationContractsGuaranteeTypeAxisexplicitMemberfalsefalseTotalus-gaap_FairValueByMeasurementBasisAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_EstimateOfFairValueFairValueDisclosureMemberus-gaap_FairValueByMeasurementBasisAxisexplicitMemberusdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$nanafalse0FIA | Total39true 3us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItemsus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]40false 4us-gaap_LiabilitiesRelatedToInvestmentContractsFairValueDisclosureus-gaap_truecreditinstantfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truefalsefalse2110000021.1USD$falsefalsefalse2truefalsefalse2040000020.4USD$falsefalsefalsexbrli:monetaryItemTypemonetaryFair value portion of liability related to investment contracts for example, but not limited to, guaranteed investment contract or annuities.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 825 -Section 25 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6487514&loc=d3e32427-158581 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 14 -Article 7 false2Liabilities41false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse19false USDtruefalse$I2013Q2_us-gaap_FairValueByMeasurementBasisAxis_us-gaap_CarryingReportedAmountFairValueDisclosureMember_us-gaap_LiabilitiesForGuaranteesOnLongDurationContractsGuaranteeTypeAxis_ingli_StabilizerProductsAndManagedCustodyGuaranteeMcgProductsMemberhttp://www.sec.gov/CIK0000837010instant2013-06-30T00:00:000001-01-01T00:00:00falsefalseStabilizer and MCGsus-gaap_LiabilitiesForGuaranteesOnLongDurationContractsGuaranteeTypeAxisxbrldihttp://xbrl.org/2006/xbrldiingli_StabilizerProductsAndManagedCustodyGuaranteeMcgProductsMemberus-gaap_LiabilitiesForGuaranteesOnLongDurationContractsGuaranteeTypeAxisexplicitMemberfalsefalseCarrying Valueus-gaap_FairValueByMeasurementBasisAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_CarryingReportedAmountFairValueDisclosureMemberus-gaap_FairValueByMeasurementBasisAxisexplicitMemberusdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$nanafalse0Stabilizer and MCGs | Carrying Value42true 3us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItemsus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]43false 4us-gaap_LiabilitiesRelatedToInvestmentContractsFairValueDisclosureus-gaap_truecreditinstantfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truefalsefalse2800000028.0USD$falsefalsefalse2truefalsefalse102000000102.0USD$falsefalsefalsexbrli:monetaryItemTypemonetaryFair value portion of liability related to investment contracts for example, but not limited to, guaranteed investment contract or annuities.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 825 -Section 25 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6487514&loc=d3e32427-158581 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 14 -Article 7 false2Liabilities44false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse21false USDtruefalse$I2013Q2_us-gaap_FairValueByMeasurementBasisAxis_us-gaap_EstimateOfFairValueFairValueDisclosureMember_us-gaap_LiabilitiesForGuaranteesOnLongDurationContractsGuaranteeTypeAxis_ingli_StabilizerProductsAndManagedCustodyGuaranteeMcgProductsMemberhttp://www.sec.gov/CIK0000837010instant2013-06-30T00:00:000001-01-01T00:00:00falsefalseStabilizer and MCGsus-gaap_LiabilitiesForGuaranteesOnLongDurationContractsGuaranteeTypeAxisxbrldihttp://xbrl.org/2006/xbrldiingli_StabilizerProductsAndManagedCustodyGuaranteeMcgProductsMemberus-gaap_LiabilitiesForGuaranteesOnLongDurationContractsGuaranteeTypeAxisexplicitMemberfalsefalseTotalus-gaap_FairValueByMeasurementBasisAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_EstimateOfFairValueFairValueDisclosureMemberus-gaap_FairValueByMeasurementBasisAxisexplicitMemberusdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$nanafalse0Stabilizer and MCGs | Total45true 3us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItemsus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]46false 4us-gaap_LiabilitiesRelatedToInvestmentContractsFairValueDisclosureus-gaap_truecreditinstantfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truefalsefalse2800000028.0USD$falsefalsefalse2truefalsefalse102000000102.0USD$falsefalsefalsexbrli:monetaryItemTypemonetaryFair value portion of liability related to investment contracts for example, but not limited to, guaranteed investment contract or annuities.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 825 -Section 25 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6487514&loc=d3e32427-158581 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 14 -Article 7 false2Liabilities47false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse23false USDtruefalse$I2013Q2_us-gaap_FairValueByMeasurementBasisAxis_us-gaap_CarryingReportedAmountFairValueDisclosureMember_us-gaap_ScheduleOfFairValueOfSeparateAccountsByMajorCategoryOfInvestmentAxis_us-gaap_MortgageLoansOnRealEstateMemberhttp://www.sec.gov/CIK0000837010instant2013-06-30T00:00:000001-01-01T00:00:00falsefalseMortgage loans on real estateus-gaap_ScheduleOfFairValueOfSeparateAccountsByMajorCategoryOfInvestmentAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_MortgageLoansOnRealEstateMemberus-gaap_ScheduleOfFairValueOfSeparateAccountsByMajorCategoryOfInvestmentAxisexplicitMemberfalsefalseCarrying Valueus-gaap_FairValueByMeasurementBasisAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_CarryingReportedAmountFairValueDisclosureMemberus-gaap_FairValueByMeasurementBasisAxisexplicitMemberusdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$nanafalse0Mortgage loans on real estate | Carrying Value48true 3us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItemsus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]49false 4us-gaap_LoansReceivableFairValueDisclosureus-gaap_truedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truefalsefalse31879000003187.9USD$falsefalsefalse2truefalsefalse28727000002872.7USD$falsefalsefalsexbrli:monetaryItemTypemonetaryFair value portion of loan receivable, including, but not limited to, mortgage loans held for investment, finance receivables held for investment, policy loans on insurance contracts.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Glossary Loan -URI http://asc.fasb.org/extlink&oid=6517073 false2Loans50false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse25false USDtruefalse$I2013Q2_us-gaap_FairValueByMeasurementBasisAxis_us-gaap_EstimateOfFairValueFairValueDisclosureMember_us-gaap_ScheduleOfFairValueOfSeparateAccountsByMajorCategoryOfInvestmentAxis_us-gaap_MortgageLoansOnRealEstateMemberhttp://www.sec.gov/CIK0000837010instant2013-06-30T00:00:000001-01-01T00:00:00falsefalseMortgage loans on real estateus-gaap_ScheduleOfFairValueOfSeparateAccountsByMajorCategoryOfInvestmentAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_MortgageLoansOnRealEstateMemberus-gaap_ScheduleOfFairValueOfSeparateAccountsByMajorCategoryOfInvestmentAxisexplicitMemberfalsefalseTotalus-gaap_FairValueByMeasurementBasisAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_EstimateOfFairValueFairValueDisclosureMemberus-gaap_FairValueByMeasurementBasisAxisexplicitMemberusdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$nanafalse0Mortgage loans on real estate | Total51true 3us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItemsus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]52false 4us-gaap_LoansReceivableFairValueDisclosureus-gaap_truedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truefalsefalse32101000003210.1USD$falsefalsefalse2truefalsefalse29469000002946.9USD$falsefalsefalsexbrli:monetaryItemTypemonetaryFair value portion of loan receivable, including, but not limited to, mortgage loans held for investment, finance receivables held for investment, policy loans on insurance contracts.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Glossary Loan -URI http://asc.fasb.org/extlink&oid=6517073 false2Loans53false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse27false USDtruefalse$I2013Q2_us-gaap_FairValueByMeasurementBasisAxis_us-gaap_CarryingReportedAmountFairValueDisclosureMember_us-gaap_ScheduleOfFairValueOfSeparateAccountsByMajorCategoryOfInvestmentAxis_us-gaap_PolicyLoansMemberhttp://www.sec.gov/CIK0000837010instant2013-06-30T00:00:000001-01-01T00:00:00falsefalsePolicy loansus-gaap_ScheduleOfFairValueOfSeparateAccountsByMajorCategoryOfInvestmentAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_PolicyLoansMemberus-gaap_ScheduleOfFairValueOfSeparateAccountsByMajorCategoryOfInvestmentAxisexplicitMemberfalsefalseCarrying Valueus-gaap_FairValueByMeasurementBasisAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_CarryingReportedAmountFairValueDisclosureMemberus-gaap_FairValueByMeasurementBasisAxisexplicitMemberusdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$nanafalse0Policy loans | Carrying Value54true 3us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItemsus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]55false 4us-gaap_LoansReceivableFairValueDisclosureus-gaap_truedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truefalsefalse239800000239.8USD$falsefalsefalse2truefalsefalse240900000240.9USD$falsefalsefalsexbrli:monetaryItemTypemonetaryFair value portion of loan receivable, including, but not limited to, mortgage loans held for investment, finance receivables held for investment, policy loans on insurance contracts.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Glossary Loan -URI http://asc.fasb.org/extlink&oid=6517073 false2Loans56false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse29false USDtruefalse$I2013Q2_us-gaap_FairValueByMeasurementBasisAxis_us-gaap_EstimateOfFairValueFairValueDisclosureMember_us-gaap_ScheduleOfFairValueOfSeparateAccountsByMajorCategoryOfInvestmentAxis_us-gaap_PolicyLoansMemberhttp://www.sec.gov/CIK0000837010instant2013-06-30T00:00:000001-01-01T00:00:00falsefalsePolicy loansus-gaap_ScheduleOfFairValueOfSeparateAccountsByMajorCategoryOfInvestmentAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_PolicyLoansMemberus-gaap_ScheduleOfFairValueOfSeparateAccountsByMajorCategoryOfInvestmentAxisexplicitMemberfalsefalseTotalus-gaap_FairValueByMeasurementBasisAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_EstimateOfFairValueFairValueDisclosureMemberus-gaap_FairValueByMeasurementBasisAxisexplicitMemberusdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$nanafalse0Policy loans | Total57true 3us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItemsus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]58false 4us-gaap_LoansReceivableFairValueDisclosureus-gaap_truedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truefalsefalse239800000239.8USD$falsefalsefalse2truefalsefalse240900000240.9USD$falsefalsefalsexbrli:monetaryItemTypemonetaryFair value portion of loan receivable, including, but not limited to, mortgage loans held for investment, finance receivables held for investment, policy loans on insurance contracts.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Glossary Loan -URI http://asc.fasb.org/extlink&oid=6517073 false2Loans59false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse31false USDtruefalse$I2013Q2_us-gaap_FairValueByMeasurementBasisAxis_us-gaap_CarryingReportedAmountFairValueDisclosureMember_us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis_ingli_FixedMaturitiesAvailableForSaleIncludingSecuritiesPledgedMemberhttp://www.sec.gov/CIK0000837010instant2013-06-30T00:00:000001-01-01T00:00:00falsefalseFixed maturities, available-for-sale, including securities pledgedus-gaap_MajorTypesOfDebtAndEquitySecuritiesAxisxbrldihttp://xbrl.org/2006/xbrldiingli_FixedMaturitiesAvailableForSaleIncludingSecuritiesPledgedMemberus-gaap_MajorTypesOfDebtAndEquitySecuritiesAxisexplicitMemberfalsefalseCarrying Valueus-gaap_FairValueByMeasurementBasisAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_CarryingReportedAmountFairValueDisclosureMemberus-gaap_FairValueByMeasurementBasisAxisexplicitMemberusdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$nanafalse0Fixed maturities, available-for-sale, including securities pledged | Carrying Value60true 3us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItemsus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]61false 4us-gaap_AvailableForSaleSecuritiesus-gaap_truedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truefalsefalse2053040000020530.4USD$falsefalsefalse2truefalsefalse2145520000021455.2USD$falsefalsefalsexbrli:monetaryItemTypemonetaryAmount of investment in debt and equity securities categorized neither as held-to-maturity nor trading.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 25 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=28360136&loc=d3e22054-111558 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 5 -Subparagraph (aa) -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27232-111563 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6871852&loc=d3e26610-111562 false2Investments62false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse33false USDtruefalse$I2013Q2_us-gaap_FairValueByMeasurementBasisAxis_us-gaap_EstimateOfFairValueFairValueDisclosureMember_us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis_ingli_FixedMaturitiesAvailableForSaleIncludingSecuritiesPledgedMemberhttp://www.sec.gov/CIK0000837010instant2013-06-30T00:00:000001-01-01T00:00:00falsefalseFixed maturities, available-for-sale, including securities pledgedus-gaap_MajorTypesOfDebtAndEquitySecuritiesAxisxbrldihttp://xbrl.org/2006/xbrldiingli_FixedMaturitiesAvailableForSaleIncludingSecuritiesPledgedMemberus-gaap_MajorTypesOfDebtAndEquitySecuritiesAxisexplicitMemberfalsefalseTotalus-gaap_FairValueByMeasurementBasisAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_EstimateOfFairValueFairValueDisclosureMemberus-gaap_FairValueByMeasurementBasisAxisexplicitMemberusdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$nanafalse0Fixed maturities, available-for-sale, including securities pledged | Total63true 3us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItemsus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]64false 4us-gaap_AvailableForSaleSecuritiesus-gaap_truedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truefalsefalse2053040000020530.4USD$falsefalsefalse2truefalsefalse2145520000021455.2USD$falsefalsefalsexbrli:monetaryItemTypemonetaryAmount of investment in debt and equity securities categorized neither as held-to-maturity nor trading.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 25 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=28360136&loc=d3e22054-111558 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 5 -Subparagraph (aa) -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27232-111563 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6871852&loc=d3e26610-111562 false2Investments65false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse35false USDtruefalse$I2013Q2_us-gaap_FairValueByMeasurementBasisAxis_us-gaap_CarryingReportedAmountFairValueDisclosureMember_us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis_ingli_EquitySecuritiesAvailableForSaleMemberhttp://www.sec.gov/CIK0000837010instant2013-06-30T00:00:000001-01-01T00:00:00falsefalseEquity securities, available-for-saleus-gaap_MajorTypesOfDebtAndEquitySecuritiesAxisxbrldihttp://xbrl.org/2006/xbrldiingli_EquitySecuritiesAvailableForSaleMemberus-gaap_MajorTypesOfDebtAndEquitySecuritiesAxisexplicitMemberfalsefalseCarrying Valueus-gaap_FairValueByMeasurementBasisAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_CarryingReportedAmountFairValueDisclosureMemberus-gaap_FairValueByMeasurementBasisAxisexplicitMemberusdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$nanafalse0Equity securities, available-for-sale | Carrying Value66true 3us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItemsus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]67false 4us-gaap_AvailableForSaleSecuritiesus-gaap_truedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truefalsefalse126700000126.7USD$falsefalsefalse2truefalsefalse142800000142.8USD$falsefalsefalsexbrli:monetaryItemTypemonetaryAmount of investment in debt and equity securities categorized neither as held-to-maturity nor trading.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 25 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=28360136&loc=d3e22054-111558 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 5 -Subparagraph (aa) -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27232-111563 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6871852&loc=d3e26610-111562 false2Investments68false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse37false USDtruefalse$I2013Q2_us-gaap_FairValueByMeasurementBasisAxis_us-gaap_EstimateOfFairValueFairValueDisclosureMember_us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis_ingli_EquitySecuritiesAvailableForSaleMemberhttp://www.sec.gov/CIK0000837010instant2013-06-30T00:00:000001-01-01T00:00:00falsefalseEquity securities, available-for-saleus-gaap_MajorTypesOfDebtAndEquitySecuritiesAxisxbrldihttp://xbrl.org/2006/xbrldiingli_EquitySecuritiesAvailableForSaleMemberus-gaap_MajorTypesOfDebtAndEquitySecuritiesAxisexplicitMemberfalsefalseTotalus-gaap_FairValueByMeasurementBasisAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_EstimateOfFairValueFairValueDisclosureMemberus-gaap_FairValueByMeasurementBasisAxisexplicitMemberusdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$nanafalse0Equity securities, available-for-sale | Total69true 3us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItemsus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]70false 4us-gaap_AvailableForSaleSecuritiesus-gaap_truedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truefalsefalse126700000126.7USD$falsefalsefalse2truefalsefalse142800000142.8USD$falsefalsefalsexbrli:monetaryItemTypemonetaryAmount of investment in debt and equity securities categorized neither as held-to-maturity nor trading.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 25 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=28360136&loc=d3e22054-111558 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 5 -Subparagraph (aa) -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27232-111563 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6871852&loc=d3e26610-111562 false2Investments71false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse39false USDtruefalse$I2013Q2_ingli_EmbeddedDerivativeHostContractTypeAxis_ingli_ReinsuranceAgreementsMember_us-gaap_FairValueByMeasurementBasisAxis_us-gaap_CarryingReportedAmountFairValueDisclosureMemberhttp://www.sec.gov/CIK0000837010instant2013-06-30T00:00:000001-01-01T00:00:00falsefalseReinsurance Agreementsingli_EmbeddedDerivativeHostContractTypeAxisxbrldihttp://xbrl.org/2006/xbrldiingli_ReinsuranceAgreementsMemberingli_EmbeddedDerivativeHostContractTypeAxisexplicitMemberfalsefalseCarrying Valueus-gaap_FairValueByMeasurementBasisAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_CarryingReportedAmountFairValueDisclosureMemberus-gaap_FairValueByMeasurementBasisAxisexplicitMemberusdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$nanafalse0Reinsurance Agreements | Carrying Value72true 3us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItemsus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]73false 4us-gaap_DerivativeLiabilitiesus-gaap_truecreditinstantfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truefalsefalse-45800000-45.8USD$falsefalsefalse2truefalsefalse00USD$falsefalsefalsexbrli:monetaryItemTypemonetaryFair value, after the effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets not subject to a master netting arrangement and not elected to be offset.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 10 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=28364263&loc=d3e13433-108611 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 45 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=6945355&loc=d3e41228-113958 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=28364263&loc=d3e13495-108611 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=20225523&loc=SL20225862-175312 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 45 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=6945355&loc=d3e41271-113958 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 55 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=28370219&loc=SL20226008-175313 false2Derivatives liabilities74false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse41false USDtruefalse$I2013Q2_ingli_EmbeddedDerivativeHostContractTypeAxis_ingli_ReinsuranceAgreementsMember_us-gaap_FairValueByMeasurementBasisAxis_us-gaap_EstimateOfFairValueFairValueDisclosureMemberhttp://www.sec.gov/CIK0000837010instant2013-06-30T00:00:000001-01-01T00:00:00falsefalseReinsurance Agreementsingli_EmbeddedDerivativeHostContractTypeAxisxbrldihttp://xbrl.org/2006/xbrldiingli_ReinsuranceAgreementsMemberingli_EmbeddedDerivativeHostContractTypeAxisexplicitMemberfalsefalseTotalus-gaap_FairValueByMeasurementBasisAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_EstimateOfFairValueFairValueDisclosureMemberus-gaap_FairValueByMeasurementBasisAxisexplicitMemberusdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$nanafalse0Reinsurance Agreements | Total75true 3us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItemsus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]76false 4us-gaap_DerivativeLiabilitiesus-gaap_truecreditinstantfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truefalsefalse-45800000-45.8USD$falsetruefalse2truefalsefalse00USD$falsetruefalsexbrli:monetaryItemTypemonetaryFair value, after the effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets not subject to a master netting arrangement and not elected to be offset.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 10 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=28364263&loc=d3e13433-108611 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 45 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=6945355&loc=d3e41228-113958 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=28364263&loc=d3e13495-108611 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=20225523&loc=SL20225862-175312 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 45 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=6945355&loc=d3e41271-113958 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 55 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=28370219&loc=SL20226008-175313 false2Derivatives liabilities1Certain amounts included in Funding agreements without fixed maturities and deferred annuities are also reflected within the Annuity product guarantees section of the table above.falseFair Value Measurements - Other Financial Instruments (Details) (USD $)HundredThousandsUnKnownUnKnownUnKnowntruefalsefalseSheethttp://www.ing.us.com/role/FairValueMeasurementsOtherFinancialInstrumentsDetails276