Name:	linc_AdditionalAmountOfCoronavirusResponseAndReliefSupplementalAppropriationsActToEducationStabilizationFund
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Carrying amount as of the balance sheet date of amounts expected to receive under the terms of governmental, corporate, or foundation under CARES Act.

No definition available.

Name:	linc_AmountExpectedToBeReceivedUnderCARESAct
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Data Type:	xbrli:monetaryItemType
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Period Type:	instant

Coronavirus Response and Relief Supplemental Appropriations Act (CRRSAA) provided to the Education Stabilization Fund including for the Higher Education Emergency Relief Fund (HEERF).

No definition available.

Name:	linc_AmountIncludedForHigherEducationEmergencyReliefFund
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Data Type:	xbrli:monetaryItemType
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Department of Education Governmental began allocating the funds to each institution of higher education based on a formula contained in the law. The Department of Education has allocated to our schools.

No definition available.

Name:	linc_DepartmentOfEducationGovernmentalAllocatedAmountToSchools
Namespace Prefix:	linc_
Data Type:	xbrli:monetaryItemType
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Carrying amount as of the balance sheet date of emergency amounts available in first installment under the terms of governmental, corporate, or foundation grants under CARES Act.

No definition available.

Name:	linc_EmergencyGrantsAvailableInFirstInstallmentUnderCARESAct
Namespace Prefix:	linc_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Amount paid of emergency grants distributed to students under CRRSAA and ARPA Act.

No definition available.

Name:	linc_EmergencyGrantsDistributedToStudentsUnderCRRSAAAndARPAAct
Namespace Prefix:	linc_
Data Type:	xbrli:monetaryItemType
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Period Type:	instant

Number of installments used to receive the CARES Act amount.

No definition available.

Name:	linc_NumberOfInstallmentsToReceiveCARESActFund
Namespace Prefix:	linc_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

Amount of fund utilized for permitted expenses.

No definition available.

Name:	linc_UtilizedAmountOfPermittedExpenses
Namespace Prefix:	linc_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Amount before allowance of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Includes deferred interest and fees, undisbursed portion of loan balance, unamortized costs and premiums and discounts from face amounts. Excludes loans and leases covered under loss sharing agreements.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=124259787&loc=d3e4428-111522

Name:	us-gaap_LoansAndLeasesReceivableGrossCarryingAmount
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Data Type:	xbrli:monetaryItemType
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Period Type:	instant

- References

No definition available.