2.4.0.82402405 - Disclosure - Investments - Repurchase Agreement, Securities Lending, VIEs (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$1true 3ingli_AvailableForSaleSecuritiesIncludingSecuritiesPledgedLineItemsingli_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Available-for-sale Securities Including Securities Pledged [Line Items]2false 4us-gaap_SecuritiesLoanedFairValueOfCollateralus-gaap_truedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truefalsefalse155100000155.1USD$falsetruefalse2truefalsefalse180200000180.2USD$falsetruefalsexbrli:monetaryItemTypemonetaryFair value of the securities pledged as collateral against securities loaned.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 55 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=28370219&loc=SL20226013-175313 false2Fair value of loaned securities3false 4us-gaap_SecuritiesReceivedAsCollateralus-gaap_truedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse160900000160.9USD$falsefalsefalse2truefalsefalse186100000186.1USD$falsefalsefalsexbrli:monetaryItemTypemonetaryThe carrying value as of the balance sheet date of the assets received as collateral against securities loaned to other broker-dealers. Borrowers of securities generally are required to provide collateral to the lenders of securities, commonly cash but sometimes other securities or standby letters of credit, with a value slightly higher than that of the securities borrowed. In instances where the entity is permitted to sell or re-pledge these securities, the entity reports the fair value of the collateral received and the related obligation to return the collateral as a liability.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 860 -SubTopic 30 -Section 50 -Paragraph 1A -Subparagraph (b)(1) -URI http://asc.fasb.org/extlink&oid=7523297&loc=SL6224234-111729 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 860 -SubTopic 10 -Section 05 -Paragraph 17 -URI http://asc.fasb.org/extlink&oid=7517284&loc=d3e93645-111703 false2Securities received as collateral4false 4us-gaap_ObligationToReturnSecuritiesReceivedAsCollateralus-gaap_truecreditinstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse268400000268.4USD$falsefalsefalse2truefalsefalse353200000353.2USD$falsefalsefalsexbrli:monetaryItemTypemonetaryThe fair value of collateral received by the entity associated with securities borrowed that must be returned if the counterparty fulfills its obligations. It appears on the balance sheet as a liability and has a corresponding asset that appears on the balance sheet called Securities Received as Collateral.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03.15) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Collateral -URI http://asc.fasb.org/extlink&oid=6507830 false2Payables under securities loan agreement, including collateral held5false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3false USDtruefalse$I2013Q2_us-gaap_UnderlyingAssetClassAxis_us-gaap_CollateralizedLoanObligationsMember_us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis_us-gaap_VariableInterestEntityNotPrimaryBeneficiaryMemberhttp://www.sec.gov/CIK0000837010instant2013-06-30T00:00:000001-01-01T00:00:00falsefalseCollateralized loan obligationsus-gaap_UnderlyingAssetClassAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_CollateralizedLoanObligationsMemberus-gaap_UnderlyingAssetClassAxisexplicitMemberfalsefalseNot a primary beneficiary of the VIEus-gaap_VariableInterestEntitiesByClassificationOfEntityAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_VariableInterestEntityNotPrimaryBeneficiaryMemberus-gaap_VariableInterestEntitiesByClassificationOfEntityAxisexplicitMemberusdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$nanafalse0Collateralized loan obligations | Not a primary beneficiary of the VIE6true 4us-gaap_VariableInterestEntityNotPrimaryBeneficiaryDisclosuresAbstractus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Variable Interest Entity, Not Primary Beneficiary, Disclosures [Abstract]7false 5us-gaap_VariableInterestEntityNonconsolidatedCarryingAmountAssetsus-gaap_truedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse12000001.2USD$falsefalsefalse2truefalsefalse13000001.3USD$falsefalsefalsexbrli:monetaryItemTypemonetaryCarrying amount of the assets in the reporting entity's statement of financial position that relate to the reporting entity's variable interest in the Variable Interest Entity (VIE), where the reporting entity is not the VIE's primary beneficiary.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph a -URI http://asc.fasb.org/extlink&oid=28200181&loc=d3e5728-111685 false2Carrying value of VIE8false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse5false USDtruefalse$I2013Q2_us-gaap_BalanceSheetLocationAxis_us-gaap_SecuritiesPledgedAsCollateralMemberhttp://www.sec.gov/CIK0000837010instant2013-06-30T00:00:000001-01-01T00:00:00falsefalseSecurities pledged as collateralus-gaap_BalanceSheetLocationAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_SecuritiesPledgedAsCollateralMemberus-gaap_BalanceSheetLocationAxisexplicitMemberusdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$nanafalse0Securities pledged as collateral9true 3ingli_AvailableForSaleSecuritiesIncludingSecuritiesPledgedLineItemsingli_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Available-for-sale Securities Including Securities Pledged [Line Items]10false 4us-gaap_SecuritiesLoanedFairValueOfCollateralus-gaap_truedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truefalsefalse155100000155.1USD$falsefalsefalse2truefalsefalse180200000180.2USD$falsefalsefalsexbrli:monetaryItemTypemonetaryFair value of the securities pledged as collateral against securities loaned.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 55 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=28370219&loc=SL20226013-175313 false2Fair value of loaned securities11false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse7false USDtruefalse$I2013Q2_us-gaap_BalanceSheetLocationAxis_ingli_PayablesUnderSecuritiesLoanAgreementIncludingCollateralHeldMemberhttp://www.sec.gov/CIK0000837010instant2013-06-30T00:00:000001-01-01T00:00:00falsefalsePayables under securities loan agreement, including collateral heldus-gaap_BalanceSheetLocationAxisxbrldihttp://xbrl.org/2006/xbrldiingli_PayablesUnderSecuritiesLoanAgreementIncludingCollateralHeldMemberus-gaap_BalanceSheetLocationAxisexplicitMemberusdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$nanafalse0Payables under securities loan agreement, including collateral held12true 3ingli_AvailableForSaleSecuritiesIncludingSecuritiesPledgedLineItemsingli_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Available-for-sale Securities Including Securities Pledged [Line Items]13false 4us-gaap_ObligationToReturnSecuritiesReceivedAsCollateralus-gaap_truecreditinstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse160900000160.9USD$falsetruefalse2truefalsefalse186100000186.1USD$falsetruefalsexbrli:monetaryItemTypemonetaryThe fair value of collateral received by the entity associated with securities borrowed that must be returned if the counterparty fulfills its obligations. It appears on the balance sheet as a liability and has a corresponding asset that appears on the balance sheet called Securities Received as Collateral.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03.15) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Collateral -URI http://asc.fasb.org/extlink&oid=6507830 false2Payables under securities loan agreement, including collateral heldfalseInvestments - Repurchase Agreement, Securities Lending, VIEs (Details) (USD $)HundredThousandsUnKnownUnKnownUnKnowntruefalsefalseSheethttp://www.ing.us.com/role/InvestmentsRepurchaseAgreementSecuritiesLendingViesDetails213