XML 77 R66.htm IDEA: XBRL DOCUMENT
v3.23.2

Investments (Credit Loss Expense Incurred) (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2023 | Jun. 30, 2022 | Jun. 30, 2023 | Jun. 30, 2022
Debt Securities, Available-for-Sale, Allowance for Credit Loss [Line Items] |  |  |  |
Gross credit loss expense recognized in net income (loss) | $ 1 | $ (4) | $ (16) | $ (5)
Intent to sell impairments | (624) |  | (624) |
Intent to sell impairments, unrealized gain position |  |  | 473 |
Corporate Bonds [Member] |  |  |  |
Debt Securities, Available-for-Sale, Allowance for Credit Loss [Line Items] |  |  |  |
Gross credit loss expense recognized in net income (loss) | 1 | (3) | (17) | (2)
Intent to sell impairments | (518) |  | (518) |
RMBS [Member] |  |  |  |
Debt Securities, Available-for-Sale, Allowance for Credit Loss [Line Items] |  |  |  |
Gross credit loss expense recognized in net income (loss) |  | $ (1) | 1 | (2)
Intent to sell impairments | (19) |  | (19) |
ABS [Member] |  |  |  |
Debt Securities, Available-for-Sale, Allowance for Credit Loss [Line Items] |  |  |  |
Gross credit loss expense recognized in net income (loss) |  |  |  | $ (1)
Intent to sell impairments | (35) |  | (35) |
CMBS [Member] |  |  |  |
Debt Securities, Available-for-Sale, Allowance for Credit Loss [Line Items] |  |  |  |
Intent to sell impairments | (31) |  | (31) |
State And Municipal Bonds [Member] |  |  |  |
Debt Securities, Available-for-Sale, Allowance for Credit Loss [Line Items] |  |  |  |
Intent to sell impairments | (20) |  | (20) |
Hybrid And Redeemable Preferred Securities [Member] |  |  |  |
Debt Securities, Available-for-Sale, Allowance for Credit Loss [Line Items] |  |  |  |
Intent to sell impairments | $ (1) |  | $ (1) |

X
- Definition Debt Securities, Available-for-sale, Allowance for Credit Loss, Not Previously Recorded, Before associated amortization. + References No definition available. + Details
Name: | lnc_DebtSecuritiesAvailableForSaleAllowanceForCreditLossNotPreviouslyRecordedGross
Namespace Prefix: | lnc_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Intent to sell impairments. + References No definition available. + Details
Name: | lnc_IntentToSellImpairments
Namespace Prefix: | lnc_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Intent To Sell Impairments, Unrealized Gain Position + References No definition available. + Details
Name: | lnc_IntentToSellImpairmentsUnrealizedGainPosition
Namespace Prefix: | lnc_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 9 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479106/326-30-50-9 + Details
Name: | us-gaap_DebtSecuritiesAvailableforsaleAllowanceForCreditLossLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_CorporateBondSecuritiesMember
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_AssetBackedSecuritiesMember
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_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: |