XML 118 R104.htm IDEA: XBRL DOCUMENT v3.24.2.u1

Fair Value of Financial Instruments - Fair Value Measured on a Recurring Basis Reconciliation (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Abstract]
Beginning Fair Value	$ (6,012)	$ (840)	$ (4,458)	$ 269
Items Included in Net Income	64	(1,615)	(1,483)	(2,390)
Gains (Losses) in OCI and Other	(2)	(18)	(11)	7
Issuances, Sales, Maturities, Settlements, Calls, Net	343	(163)	414	(357)
Transfers Into or Out of Level 3, Net	(159)	25	(228)	(140)
Ending Fair Value	(5,766)	(2,611)	(5,766)	(2,611)
Corporate bonds | Fixed maturity AFS securities, at fair value
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Abstract]
Beginning Fair Value	2,489	2,355	2,497	2,295
Items Included in Net Income	0	4	2	5
Gains (Losses) in OCI and Other	(8)	(12)	(18)	1
Issuances, Sales, Maturities, Settlements, Calls, Net	192	(5)	214	25
Transfers Into or Out of Level 3, Net	(92)	24	(114)	40
Ending Fair Value	2,581	2,366	2,581	2,366
State and municipal bonds | Fixed maturity AFS securities, at fair value
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Abstract]
Beginning Fair Value		36	5	35
Items Included in Net Income		0	0	0
Gains (Losses) in OCI and Other		1	0	2
Issuances, Sales, Maturities, Settlements, Calls, Net		(1)	0	(1)
Transfers Into or Out of Level 3, Net		0	(5)	0
Ending Fair Value	0	36	0	36
RMBS | Fixed maturity AFS securities, at fair value
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Abstract]
Beginning Fair Value	12	1	13	1
Items Included in Net Income	0	0	0	0
Gains (Losses) in OCI and Other	0	0	(1)	0
Issuances, Sales, Maturities, Settlements, Calls, Net	6	5	6	5
Transfers Into or Out of Level 3, Net	0	0	0	0
Ending Fair Value	18	6	18	6
CMBS
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Abstract]
Beginning Fair Value		0
Items Included in Net Income		0
Gains (Losses) in OCI and Other		0
Issuances, Sales, Maturities, Settlements, Calls, Net		(4)
Transfers Into or Out of Level 3, Net		4
Ending Fair Value		0		0
CMBS | Fixed maturity AFS securities, at fair value
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Abstract]
Beginning Fair Value	8		8	0
Items Included in Net Income	0		0	0
Gains (Losses) in OCI and Other	0		0	0
Issuances, Sales, Maturities, Settlements, Calls, Net	15	(4)	15	(4)
Transfers Into or Out of Level 3, Net	0		0	4
Ending Fair Value	23	0	23	0
ABS | Fixed maturity AFS securities, at fair value
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Abstract]
Beginning Fair Value	1,692	1,100	1,484	1,117
Items Included in Net Income	0	0	0	0
Gains (Losses) in OCI and Other	7	(6)	5	2
Issuances, Sales, Maturities, Settlements, Calls, Net	365	152	566	320
Transfers Into or Out of Level 3, Net	(67)	(38)	(58)	(231)
Ending Fair Value	1,997	1,208	1,997	1,208
Hybrid and redeemable preferred securities | Fixed maturity AFS securities, at fair value
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Abstract]
Beginning Fair Value	51	59	48	49
Items Included in Net Income	0	0	0	0
Gains (Losses) in OCI and Other	(1)	(3)	2	(3)
Issuances, Sales, Maturities, Settlements, Calls, Net	0	0	0	(2)
Transfers Into or Out of Level 3, Net	0	4	0	16
Ending Fair Value	50	60	50	60
Trading securities
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Abstract]
Beginning Fair Value	271	458	284	581
Items Included in Net Income	0	(2)	0	2
Gains (Losses) in OCI and Other	0	0	0	0
Issuances, Sales, Maturities, Settlements, Calls, Net	2	(105)	(11)	(232)
Transfers Into or Out of Level 3, Net	0	0	0	0
Ending Fair Value	273	351	273	351
Equity securities
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Abstract]
Beginning Fair Value	39	137	42	153
Items Included in Net Income	0	(13)	(3)	(29)
Gains (Losses) in OCI and Other	0	0	0	0
Issuances, Sales, Maturities, Settlements, Calls, Net	(1)	1	(1)	1
Transfers Into or Out of Level 3, Net	0	0	0	0
Ending Fair Value	38	125	38	125
Mortgage loans on real estate
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Abstract]
Beginning Fair Value	289	490	288	487
Items Included in Net Income	4	(4)	4	(2)
Gains (Losses) in OCI and Other	0	2	1	5
Issuances, Sales, Maturities, Settlements, Calls, Net	(35)	(84)	(35)	(86)
Transfers Into or Out of Level 3, Net	0	0	0	0
Ending Fair Value	258	404	258	404
Derivative investments
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Abstract]
Beginning Fair Value	1	1	36	2
Items Included in Net Income	(7)	(1)	5	(2)
Gains (Losses) in OCI and Other	0	0	0	0
Issuances, Sales, Maturities, Settlements, Calls, Net	(2)	0	2	0
Transfers Into or Out of Level 3, Net	0	31	(51)	31
Ending Fair Value	(8)	31	(8)	31
Ceded MRBs | Other Assets
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Abstract]
Beginning Fair Value	2	6	2	12
Items Included in Net Income	0	(4)	0	(10)
Gains (Losses) in OCI and Other	0	0	0	0
Issuances, Sales, Maturities, Settlements, Calls, Net	0	0	0	0
Transfers Into or Out of Level 3, Net	0	0	0	0
Ending Fair Value	2	2	2	2
Ceded MRBs | Other Liabilities
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Abstract]
Beginning Fair Value	(360)	(252)	(239)	(205)
Items Included in Net Income	16	(41)	(105)	(88)
Gains (Losses) in OCI and Other	0	0	0	0
Issuances, Sales, Maturities, Settlements, Calls, Net	0	0	0	0
Transfers Into or Out of Level 3, Net	0	0	0	0
Ending Fair Value	(344)	(293)	(344)	(293)
Indexed annuity ceded embedded derivatives | Other Assets
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Abstract]
Beginning Fair Value	973	565	940	525
Items Included in Net Income	11	4	44	11
Gains (Losses) in OCI and Other	0	0	0	0
Issuances, Sales, Maturities, Settlements, Calls, Net	(17)	34	(17)	67
Transfers Into or Out of Level 3, Net	0	0	0	0
Ending Fair Value	967	603	967	603
RILA, fixed indexed annuity and IUL contracts | Policyholder Account Balances
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Abstract]
Beginning Fair Value	(10,896)	(5,796)	(9,077)	(4,783)
Items Included in Net Income	(339)	(1,558)	(2,015)	(2,277)
Gains (Losses) in OCI and Other	0	0	0	0
Issuances, Sales, Maturities, Settlements, Calls, Net	(182)	(156)	(325)	(450)
Transfers Into or Out of Level 3, Net	0	0	0	0
Ending Fair Value	(11,417)	$ (7,510)	(11,417)	$ (7,510)
Reinsurance-related embedded derivatives | Other Liabilities
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Abstract]
Beginning Fair Value	(583)		(789)
Items Included in Net Income	379		585
Gains (Losses) in OCI and Other	0		0
Issuances, Sales, Maturities, Settlements, Calls, Net	0		0
Transfers Into or Out of Level 3, Net	0		0
Ending Fair Value	$ (204)		$ (204)

X

- Definition

Represents the net increase or decrease to the amount of certain investments for which net asset value per share is calculated (including by unit, membership interest, or other equity (ownership interest) unit measure) (alternative investments) due to purchases, sales, issuances, or settlements during the period. The alternative investments represented by this item are subject to significant unobservable inputs (Level 3) for purposes of measuring fair value.

+ References

No definition available.

+ Details

Name:	lnc_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchasesSalesIssuancesMaturitiesSettlementsCalls
Namespace Prefix:	lnc_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- References

No definition available.

+ Details

Name:	us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Amount of gain (loss) recognized in income from asset measured at fair value on recurring basis using unobservable input (level 3).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (c)(1)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482106/820-10-50-2

+ Details

Name:	us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

Amount of gain (loss) recognized in other comprehensive income (OCI) from asset measured at fair value on recurring basis using unobservable input (level 3).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (c)(1a)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482106/820-10-50-2

+ Details

Name:	us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

Amount of transfers of financial instrument classified as a derivative asset (liability) after deduction of derivative liability (asset) into (out of) level 3 of the fair value hierarchy.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482106/820-10-50-3

+ Details

Name:	us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationTransfersNet
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Fair value of financial instrument classified as derivative asset (liability) after deduction of derivative liability (asset), measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482106/820-10-50-2

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (b)
-SubTopic 10
-Topic 820
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482106/820-10-50-3

+ Details

Name:	us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisWithUnobservableInputs
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

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_USStatesAndPoliticalSubdivisionsMember
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_AssetBackedSecuritiesMember
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=lnc_MortgageLoansOnRealEstateMember
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=lnc_CededMrbsMember
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_InvestmentTypeAxis=us-gaap_OtherLiabilitiesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancialInstrumentAxis=lnc_IndexedAnnuityCededEmbeddedDerivativesMember
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_PolicyholderAccountBalancesMember
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: