No definition available.

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Pre-capitalized securities, sold by trust

No definition available.

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
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Stockholders' equity threshold triggering required facility exercise

No definition available.

Name:	lnc_StockholdersEquityThresholdTriggeringRequiredFacilityExercise
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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
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Face (par) amount of debt instrument at time of issuance.

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Contractual interest rate for funds borrowed, under the debt agreement.

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The fee, expressed as a percentage of the line of credit facility, for the line of credit facility regardless of whether the facility has been used.

No definition available.

Name:	us-gaap_LineOfCreditFacilityCommitmentFeePercentage
Namespace Prefix:	us-gaap_
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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.

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LINCOLN NATIONAL CORP 10-Q