XML 95 R83.htm IDEA: XBRL DOCUMENT
v3.19.1

Fair Value of Financial Instruments (Fair Value of Assets and Liabilities on a Recurring Basis) (Details) - USD ($) $ in Millions | Mar. 31, 2019 | Dec. 31, 2018
--- | --- | ---
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |  |
Assets measured at fair value |  | $ 249,473 | $ 233,897
Liabilities measured at fair value |  | (2,674) | (1,793)
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] |  |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |  |
Assets measured at fair value |  | 1,435 | 1,340
Significant Observable Inputs (Level 2) [Member] |  |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |  |
Assets measured at fair value |  | 241,855 | 227,067
Liabilities measured at fair value |  | (531) | (317)
Significant Unobservable Inputs (Level 3) [Member] |  |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |  |
Assets measured at fair value |  | 6,183 | 5,490
Liabilities measured at fair value |  | (2,143) | (1,476)
Corporate Bonds [Member] | Fixed Maturity AFS Securities [Member] |  |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |  |
Assets measured at fair value |  | 83,208 | 80,348
Corporate Bonds [Member] | Significant Observable Inputs (Level 2) [Member] | Fixed Maturity AFS Securities [Member] |  |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |  |
Assets measured at fair value |  | 79,687 | 77,079
Corporate Bonds [Member] | Significant Unobservable Inputs (Level 3) [Member] | Fixed Maturity AFS Securities [Member] |  |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |  |
Assets measured at fair value |  | 3,521 | 3,269
ABS [Member] | Fixed Maturity AFS Securities [Member] |  |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |  |
Assets measured at fair value |  | 1,047 | 966
ABS [Member] | Significant Observable Inputs (Level 2) [Member] | Fixed Maturity AFS Securities [Member] |  |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |  |
Assets measured at fair value |  | 966 | 937
ABS [Member] | Significant Unobservable Inputs (Level 3) [Member] | Fixed Maturity AFS Securities [Member] |  |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |  |
Assets measured at fair value |  | 81 | 29
U.S. Government Bonds [Member] | Fixed Maturity AFS Securities [Member] |  |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |  |
Assets measured at fair value |  | 423 | 417
U.S. Government Bonds [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Fixed Maturity AFS Securities [Member] |  |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |  |
Assets measured at fair value |  | 405 | 399
U.S. Government Bonds [Member] | Significant Observable Inputs (Level 2) [Member] | Fixed Maturity AFS Securities [Member] |  |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |  |
Assets measured at fair value |  | 18 | 18
Foreign Government Bonds [Member] | Fixed Maturity AFS Securities [Member] |  |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |  |
Assets measured at fair value |  | 453 | 448
Foreign Government Bonds [Member] | Significant Observable Inputs (Level 2) [Member] | Fixed Maturity AFS Securities [Member] |  |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |  |
Assets measured at fair value |  | 343 | 339
Foreign Government Bonds [Member] | Significant Unobservable Inputs (Level 3) [Member] | Fixed Maturity AFS Securities [Member] |  |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |  |
Assets measured at fair value |  | 110 | 109
RMBS [Member] | Fixed Maturity AFS Securities [Member] |  |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |  |
Assets measured at fair value |  | 3,414 | 3,373
RMBS [Member] | Significant Observable Inputs (Level 2) [Member] | Fixed Maturity AFS Securities [Member] |  |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |  |
Assets measured at fair value |  | 3,414 | 3,366
RMBS [Member] | Significant Unobservable Inputs (Level 3) [Member] | Fixed Maturity AFS Securities [Member] |  |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |  |
Assets measured at fair value |  |  | 7
CMBS [Member] | Fixed Maturity AFS Securities [Member] |  |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |  |
Assets measured at fair value |  | 885 | 804
CMBS [Member] | Significant Observable Inputs (Level 2) [Member] | Fixed Maturity AFS Securities [Member] |  |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |  |
Assets measured at fair value |  | 883 | 802
CMBS [Member] | Significant Unobservable Inputs (Level 3) [Member] | Fixed Maturity AFS Securities [Member] |  |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |  |
Assets measured at fair value |  | 2 | 2
CLOs [Member] | Fixed Maturity AFS Securities [Member] |  |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |  |
Assets measured at fair value |  | 2,437 | 1,730
CLOs [Member] | Significant Observable Inputs (Level 2) [Member] | Fixed Maturity AFS Securities [Member] |  |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |  |
Assets measured at fair value |  | 2,340 | 1,625
CLOs [Member] | Significant Unobservable Inputs (Level 3) [Member] | Fixed Maturity AFS Securities [Member] |  |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |  |
Assets measured at fair value |  | 97 | 105
State And Municipal Bonds [Member] | Fixed Maturity AFS Securities [Member] |  |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |  |
Assets measured at fair value |  | 5,569 | 5,345
State And Municipal Bonds [Member] | Significant Observable Inputs (Level 2) [Member] | Fixed Maturity AFS Securities [Member] |  |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |  |
Assets measured at fair value |  | 5,569 | 5,345
Hybrid And Redeemable Preferred Securities [Member] | Fixed Maturity AFS Securities [Member] |  |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |  |
Assets measured at fair value |  | 614 | 593
Hybrid And Redeemable Preferred Securities [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Fixed Maturity AFS Securities [Member] |  |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |  |
Assets measured at fair value |  | 71 | 67
Hybrid And Redeemable Preferred Securities [Member] | Significant Observable Inputs (Level 2) [Member] | Fixed Maturity AFS Securities [Member] |  |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |  |
Assets measured at fair value |  | 465 | 451
Hybrid And Redeemable Preferred Securities [Member] | Significant Unobservable Inputs (Level 3) [Member] | Fixed Maturity AFS Securities [Member] |  |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |  |
Assets measured at fair value |  | 78 | 75
Trading Securities [Member] |  |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |  |
Assets measured at fair value |  | 3,314 | 1,950
Trading Securities [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] |  |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |  |
Assets measured at fair value |  | 45 | 43
Trading Securities [Member] | Significant Observable Inputs (Level 2) [Member] |  |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |  |
Assets measured at fair value |  | 3,033 | 1,840
Trading Securities [Member] | Significant Unobservable Inputs (Level 3) [Member] |  |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |  |
Assets measured at fair value |  | 236 | 67
Equity Securities [Member] |  |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |  |
Assets measured at fair value |  | 153 | 99
Equity Securities [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] |  |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |  |
Assets measured at fair value |  | 67 | 16
Equity Securities [Member] | Significant Observable Inputs (Level 2) [Member] |  |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |  |
Assets measured at fair value |  | 61 | 58
Equity Securities [Member] | Significant Unobservable Inputs (Level 3) [Member] |  |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |  |
Assets measured at fair value |  | 25 | 25
Derivative Investments [Member] |  |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |  |
Assets measured at fair value | [1] | 1,498 | 1,432
Derivative Investments [Member] | Significant Observable Inputs (Level 2) [Member] |  |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |  |
Assets measured at fair value | [1] | 826 | 727
Derivative Investments [Member] | Significant Unobservable Inputs (Level 3) [Member] |  |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |  |
Assets measured at fair value | [1] | 672 | 705
Other Investments [Member] |  |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |  |
Assets measured at fair value |  | 151 | 150
Other Investments [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] |  |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |  |
Assets measured at fair value |  | 151 | 150
Cash And Invested Cash [Member] |  |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |  |
Assets measured at fair value |  | 1,593 | 2,345
Cash And Invested Cash [Member] | Significant Observable Inputs (Level 2) [Member] |  |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |  |
Assets measured at fair value |  | 1,593 | 2,345
GLB Direct Embedded Derivatives [Member] | Other Assets [Member] |  |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |  |
Assets measured at fair value |  | 439 | 123
GLB Direct Embedded Derivatives [Member] | Significant Unobservable Inputs (Level 3) [Member] | Other Assets [Member] |  |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |  |
Assets measured at fair value |  | 439 | 123
GLB Ceded Embedded Derivatives [Member] | Other Assets [Member] |  |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |  |
Assets measured at fair value |  | 50 | 72
GLB Ceded Embedded Derivatives [Member] | Other Liabilities [Member] |  |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |  |
Liabilities measured at fair value |  | (8) |
GLB Ceded Embedded Derivatives [Member] | Significant Unobservable Inputs (Level 3) [Member] | Other Assets [Member] |  |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |  |
Assets measured at fair value |  | 50 | 72
GLB Ceded Embedded Derivatives [Member] | Significant Unobservable Inputs (Level 3) [Member] | Other Liabilities [Member] |  |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |  |
Liabilities measured at fair value |  | (8) |
Indexed Annuity And IUL Contracts [Member] | Other Assets [Member] |  |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |  |
Assets measured at fair value |  | 872 | 902
Indexed Annuity And IUL Contracts [Member] | Future Contract Benefits [Member] |  |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |  |
Liabilities measured at fair value |  | (1,730) | (1,305)
Indexed Annuity And IUL Contracts [Member] | Significant Unobservable Inputs (Level 3) [Member] | Other Assets [Member] |  |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |  |
Assets measured at fair value |  | 872 | 902
Indexed Annuity And IUL Contracts [Member] | Significant Unobservable Inputs (Level 3) [Member] | Future Contract Benefits [Member] |  |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |  |
Liabilities measured at fair value |  | (1,730) | (1,305)
Separate Account Assets [Member] |  |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |  |
Assets measured at fair value |  | 143,353 | 132,800
Separate Account Assets [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] |  |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |  |
Assets measured at fair value |  | 696 | 665
Separate Account Assets [Member] | Significant Observable Inputs (Level 2) [Member] |  |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |  |
Assets measured at fair value |  | 142,657 | 132,135
Reinsurance Related Embedded Derivatives [Member] |  |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |  |
Liabilities measured at fair value |  | (177) | (3)
Reinsurance Related Embedded Derivatives [Member] | Significant Observable Inputs (Level 2) [Member] |  |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |  |
Liabilities measured at fair value |  | (177) | (3)
Derivative Financial Instruments, Liabilities [Member] | Other Liabilities [Member] |  |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |  |
Liabilities measured at fair value | [1] | (759) | (485)
Derivative Financial Instruments, Liabilities [Member] | Significant Observable Inputs (Level 2) [Member] | Other Liabilities [Member] |  |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |  |
Liabilities measured at fair value | [1] | (354) | (314)
Derivative Financial Instruments, Liabilities [Member] | Significant Unobservable Inputs (Level 3) [Member] | Other Liabilities [Member] |  |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |  |
Liabilities measured at fair value | [1] | $ (405) | $ (171)
[1] | Derivative investment assets and liabilities are presented within the fair value hierarchy on a gross basis by derivative type and not on a master netting basis by counterparty.

X
- References No definition available. + Details
Name: | lnc_FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisLineItems
Namespace Prefix: | lnc_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Fair value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=99377789&loc=d3e19207-110258 + Details
Name: | us-gaap_AssetsFairValueDisclosure
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Fair value of financial and nonfinancial obligations. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=99377789&loc=d3e19207-110258 + Details
Name: | us-gaap_LiabilitiesFairValueDisclosure
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel1Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel2Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel3Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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

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

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_AssetBackedSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_USGovernmentDebtSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_ForeignGovernmentDebtSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_ResidentialMortgageBackedSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_CommercialMortgageBackedSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_CollateralizedLoanObligationsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_USStatesAndPoliticalSubdivisionsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=lnc_HybridAndRedeemablePreferredSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_TradingAssetsExcludingDebtAndEquitySecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_EquitySecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_DerivativeFinancialInstrumentsAssetsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_OtherInvestmentsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_CashAndCashEquivalentsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=lnc_GLBDirectEmbeddedDerivativesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=lnc_GLBCededEmbeddedDerivativesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=lnc_IndexedAnnuityContractsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=lnc_SeperateAccountAssetsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=lnc_ReinsuranceRelatedEmbeddedDerivativesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_DerivativeFinancialInstrumentsLiabilitiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |