XML 65 R54.htm IDEA: XBRL DOCUMENT
v3.23.2

Investments (Narrative) (Details) $ in Millions | 3 Months Ended | 6 Months Ended | 12 Months Ended
--- | --- | --- | ---
Jun. 30, 2023 USD ($) loan item | Jun. 30, 2023 USD ($) loan item | Dec. 31, 2022 USD ($) loan security item | Dec. 31, 2021
Investments [Line Items] |  |  |  |
Increase (decrease) in gross AFS securities unrealized losses |  | $ 1,400 |  |
Number of partnerships in alternative investment portfolio | item | 338 | 338 | 337 |
Alternative investments as a percentage of overall invested assets |  | 2.00% | 2.00% |
Amortized cost | $ 111,354 | $ 111,354 | $ 111,707 |
Fair Value | 100,890 | 100,890 | 99,736 |
Fair value of collateral received that we are permitted to sell or re-pledge | 25 | 25 |  |
Investment commitments | 2,600 | 2,600 |  |
Investment commitments for limited partnerships | 1,900 | 1,900 |  |
Investment commitments for mortgage loans on real estate | 226 | 226 |  |
Investment commitments for private placements | $ 418 | $ 418 |  |
Minimum [Member] |  |  |  |
Investments [Line Items] |  |  |  |
Percentage of the fair value of securities obtained as collateral under reverse repurchase agreements | 80.00% | 80.00% |  |
Maximum [Member] |  |  |  |
Investments [Line Items] |  |  |  |
Losses from loan modifications | $ 1 | $ 1 |  |
Percentage of the fair value of securities obtained as collateral under reverse repurchase agreements | 95.00% | 95.00% |  |
Federal Home Loan Mortgage Corporation [Member] | Investments [Member] |  |  |  |
Investments [Line Items] |  |  |  |
Fair value | $ 683 | $ 683 | 720 |
Federal National Mortgage Association [Member] | Investments [Member] |  |  |  |
Investments [Line Items] |  |  |  |
Fair value | 768 | 768 | 745 |
Consumer Non-Cyclical Industry [Member] | Investments [Member] |  |  |  |
Investments [Line Items] |  |  |  |
Fair value | 15,500 | 15,500 | 15,100 |
Financial Service [Member] | Investments [Member] |  |  |  |
Investments [Line Items] |  |  |  |
Fair value | $ 16,200 | $ 16,200 | $ 16,600 |
Corporate Bonds [Member] |  |  |  |
Investments [Line Items] |  |  |  |
Percentage of fair value rated as investment grade | 96.00% | 96.00% | 96.00% |
Amortized cost of portfolio rated below investment grade | $ 3,300 | $ 3,300 | $ 3,700 |
Fair value of portfolio rated below investment grade | 3,100 | $ 3,100 | $ 3,500 |
Securities Investment [Member] | Federal Home Loan Mortgage Corporation [Member] | Investments [Member] |  |  |  |
Investments [Line Items] |  |  |  |
Concentration risk, percentage |  | 1.00% | 1.00% |
Securities Investment [Member] | Federal National Mortgage Association [Member] | Investments [Member] |  |  |  |
Investments [Line Items] |  |  |  |
Concentration risk, percentage |  | 1.00% | 1.00% |
Securities Investment [Member] | Consumer Non-Cyclical Industry [Member] | Investments [Member] |  |  |  |
Investments [Line Items] |  |  |  |
Concentration risk, percentage |  | 12.00% | 11.00% |
Securities Investment [Member] | Financial Service [Member] | Investments [Member] |  |  |  |
Investments [Line Items] |  |  |  |
Concentration risk, percentage |  | 12.00% |  | 13.00%
Commercial [Member] |  |  |  |
Investments [Line Items] |  |  |  |
Number of impaired loans | security |  |  | 2 |
Commercial [Member] | Maximum [Member] |  |  |  |
Investments [Line Items] |  |  |  |
Impaired financing receivable, principal balance | $ 1 | $ 1 | $ 1 |
Commercial [Member] | Geographic Concentration Risk [Member] | Mortgage Loans On Real Estate [Member] | California [Member] |  |  |  |
Investments [Line Items] |  |  |  |
Concentration risk, percentage |  | 28.00% | 27.00% |
Commercial [Member] | Geographic Concentration Risk [Member] | Mortgage Loans On Real Estate [Member] | Texas [Member] |  |  |  |
Investments [Line Items] |  |  |  |
Concentration risk, percentage |  | 9.00% | 9.00% |
Residential [Member] |  |  |  |
Investments [Line Items] |  |  |  |
Number of loans past due | loan | 90 | 90 | 73 |
Number of impaired loans | loan |  | 64 | 37 |
Impaired financing receivable, principal balance | $ 29 | $ 29 | $ 16 |
Number Of Loans In Foreclosure | loan | 67 | 67 | 49 |
Mortgage Loans in Process of Foreclosure, Amount | $ 28 | $ 28 | $ 21 |
Residential [Member] | Geographic Concentration Risk [Member] | Mortgage Loans On Real Estate [Member] | California [Member] |  |  |  |
Investments [Line Items] |  |  |  |
Concentration risk, percentage |  | 15.00% | 17.00% |
Residential [Member] | Geographic Concentration Risk [Member] | Mortgage Loans On Real Estate [Member] | New Jersey [Member] |  |  |  |
Investments [Line Items] |  |  |  |
Concentration risk, percentage |  |  | 12.00% |
Residential [Member] | Geographic Concentration Risk [Member] | Mortgage Loans On Real Estate [Member] | New York [Member] |  |  |  |
Investments [Line Items] |  |  |  |
Concentration risk, percentage |  | 13.00% |  |

X
- Definition Alternative investments as a percentage of overall invested assets. + References No definition available. + Details
Name: | lnc_AlternativeInvestmentsAsPercentageOfOverallInvestedAssets
Namespace Prefix: | lnc_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amortized cost of portfolio rated below investment grade. + References No definition available. + Details
Name: | lnc_AmortizedCostOfPortfolioRatedBelowInvestmentGrade
Namespace Prefix: | lnc_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition This item represents the change in gross unrealized holding gain or loss on available-for-sale securities that has been included in accumulated other comprehensive income, a separate component of shareholders' equity, during the period. + References No definition available. + Details
Name: | lnc_AvailableForSaleSecuritiesChangeInGrossUnrealizedHoldingGainLoss
Namespace Prefix: | lnc_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Percentage of the fair value of portfolio that was rated investment grade as of balance sheet date. + References No definition available. + Details
Name: | lnc_AvailableForSaleSecuritiesFairValueDisclosurePercentInvestmentGrade
Namespace Prefix: | lnc_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition This item represents the percentage of the fair value of securities obtained as collateral under reverse repurchase agreements + References No definition available. + Details
Name: | lnc_CollateralObtainedPercentOfFairValueReverseRepurchaseAgreements
Namespace Prefix: | lnc_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Fair value of portfolio rated below investment grade. + References No definition available. + Details
Name: | lnc_FairValueOfPortfolioRatedBelowInvestmentGrade
Namespace Prefix: | lnc_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Financing receivable, Number of loans past due + References No definition available. + Details
Name: | lnc_FinancingReceivableNumberOfLoansPastDue
Namespace Prefix: | lnc_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Impaired financing receivable, number of impaired loans + References No definition available. + Details
Name: | lnc_ImpairedFinancingReceivableNumberOfImpairedLoans
Namespace Prefix: | lnc_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition This item represents total investment commitments as of the balance sheet date for fixed maturity available-for-sale securities, limited partnerships, real estate and mortgage loans on real estate. + References No definition available. + Details
Name: | lnc_InvestmentCommitments
Namespace Prefix: | lnc_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition This item represents investment commitments as of the balance sheet date for limited partnerships. + References No definition available. + Details
Name: | lnc_InvestmentCommitmentsLimitedPartnerships
Namespace Prefix: | lnc_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition This item represents investment commitments as of the balance sheet date for private placements. + References No definition available. + Details
Name: | lnc_InvestmentCommitmentsLimitedPrivatePlacements
Namespace Prefix: | lnc_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition This item represents investment commitments as of the balance sheet date for mortgage loans. + References No definition available. + Details
Name: | lnc_InvestmentCommitmentsMortgageLoans
Namespace Prefix: | lnc_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Investments [Line Items] + References No definition available. + Details
Name: | lnc_InvestmentsLineItems
Namespace Prefix: | lnc_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number Of Loans In Foreclosure + References No definition available. + Details
Name: | lnc_NumberOfLoansInForeclosure
Namespace Prefix: | lnc_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Number of partnerships represented in alternative investment portfolio. + References No definition available. + Details
Name: | lnc_NumberOfPartnershipsInAlternativeInvestmentPortfolio
Namespace Prefix: | lnc_
Data Type: | xbrli:positiveIntegerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 944 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(1)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479440/944-210-S99-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481800/320-10-50-2 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 30 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479130/326-30-45-1 + Details
Name: | us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (aa) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481800/320-10-50-2 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481830/320-10-45-1 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 942 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(6)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479853/942-210-S99-1 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 30 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479130/326-30-45-1 + Details
Name: | us-gaap_AvailableForSaleSecuritiesDebtSecurities
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 42 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-42 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 21 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482907/825-10-50-21 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 20 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482907/825-10-50-20 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 275 -SubTopic 10 -Section 50 -Paragraph 18 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482861/275-10-50-18 Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 275 -SubTopic 10 -Section 50 -Paragraph 20 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482861/275-10-50-20 + Details
Name: | us-gaap_ConcentrationRiskPercentage1
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition This item represents disclosure of all significant concentrations of credit risk or market risk arising from the subject financial instrument (as defined), whether from an individual counterparty or groups of counterparties. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 825 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 20 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482907/825-10-50-20 + Details
Name: | us-gaap_FairValueConcentrationOfRiskInvestments
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Fair value of collateral permitted, by contact or custom, to be sold or re-pledged. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 860 -SubTopic 30 -Section 50 -Paragraph 1A -Subparagraph (c)(1) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481420/860-30-50-1A + Details
Name: | us-gaap_FairValueOfSecuritiesReceivedAsCollateralThatCanBeResoldOrRepledged
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amortized cost of financing receivable modified during period for debtor experiencing financial difficulty. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 42 -Subparagraph (a)(1) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481962/310-10-50-42 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 12A -Publisher FASB -URI https://asc.fasb.org//1943274/2147481933/310-10-55-12A Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 33 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481962/310-10-50-33 + Details
Name: | us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Unpaid principal balance of impaired financing receivables for which there is a related allowance for credit losses. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (a)(4) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481962/310-10-50-15 + Details
Name: | us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalance
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Recorded investment of consumer mortgage loan receivables secured by residential real estate properties for which formal foreclosure proceedings are in process. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 35 -SubTopic 10 -Topic 310 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481962/310-10-50-35 + Details
Name: | us-gaap_MortgageLoansInProcessOfForeclosureAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | srt_RangeAxis=srt_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ConcentrationRiskByTypeAxis=us-gaap_FederalHomeLoanMortgageCorporationCertificatesAndObligationsFHLMCMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ConcentrationRiskByBenchmarkAxis=lnc_InvestedAssetsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ConcentrationRiskByTypeAxis=us-gaap_FederalNationalMortgageAssociationCertificatesAndObligationsFNMAMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ConcentrationRiskByTypeAxis=lnc_ConsumerNonCyclicalIndustryMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ConcentrationRiskByTypeAxis=us-gaap_FinancialServiceMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_InvestmentTypeAxis=us-gaap_CorporateBondSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_InvestmentTypeAxis=us-gaap_SecuritiesInvestmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_CommercialRealEstatePortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ConcentrationRiskByTypeAxis=us-gaap_GeographicConcentrationRiskMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ConcentrationRiskByBenchmarkAxis=us-gaap_MortgagesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=stpr_CA
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=stpr_TX
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_ResidentialPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=stpr_NJ
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=stpr_NY
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |