XML 68 R59.htm IDEA: XBRL DOCUMENT
v3.23.2

Fair Value Measurements - Summary of Fair Value of Assets and Liabilities Measured on Recurring Basis (Detail) - Fair Value, Recurring [Member] - USD ($) $ in Thousands | Jun. 30, 2023 | Dec. 31, 2022
--- | --- | ---
Assets: |  |
US government agency securities | $ 1,981 |
Small Business Administration loan pools | 711 | $ 843
Obligations of state and political subdivisions | 41,930 | 40,169
Mortgage backed securities in government-sponsored entities | 38,998 | 37,801
Total | 83,620 | 78,813
Fair Value, Inputs, Level 1 [Member] |  |
Assets: |  |
US government agency securities | 0 |
Small Business Administration loan pools | 0 | 0
Obligations of state and political subdivisions | 0 | 0
Mortgage backed securities in government-sponsored entities | 0 | 0
Total | 0 | 0
Fair Value, Inputs, Level 2 [Member] |  |
Assets: |  |
US government agency securities | 1,981 |
Small Business Administration loan pools | 711 | 843
Obligations of state and political subdivisions | 41,930 | 40,169
Mortgage backed securities in government-sponsored entities | 38,998 | 37,801
Total | 83,620 | 78,813
Fair Value, Inputs, Level 3 [Member] |  |
Assets: |  |
US government agency securities | 0 |
Small Business Administration loan pools | 0 | 0
Obligations of state and political subdivisions | 0 | 0
Mortgage backed securities in government-sponsored entities | 0 | 0
Total | $ 0 | $ 0

X
- Definition Obligations of state and political subdivisions fair value disclosure. + References No definition available. + Details
Name: | lnkb_ObligationsOfStateAndPoliticalSubdivisionsFairValueDisclosure
Namespace Prefix: | lnkb_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Small business administration loan pools fair value disclosure. + References No definition available. + Details
Name: | lnkb_SmallBusinessAdministrationLoanPoolsFairValueDisclosure
Namespace Prefix: | lnkb_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition United states government agency securities fair value disclosure. + References No definition available. + Details
Name: | lnkb_UnitedStatesGovernmentAgencySecuritiesFairValueDisclosure
Namespace Prefix: | lnkb_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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 -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 + Details
Name: | us-gaap_AssetsFairValueDisclosure
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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

X
- Definition Fair value of securitized, pay-through debt securities collateralized by real estate mortgage loans classified as available-for-sale. + References No definition available. + Details
Name: | us-gaap_MortgageBackedSecuritiesAvailableForSaleFairValueDisclosure
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_FairValueByMeasurementFrequencyAxis=us-gaap_FairValueMeasurementsRecurringMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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: |