XML 36 R92.htm IDEA: XBRL DOCUMENT
v3.20.1

Stock Compensation Plan - Schedule of Share-based Compensation Arrangements by Share-based Payment Award (Details) $ in Thousands | Dec. 31, 2019 USD ($)
--- | ---
2020 | $ 130
2021 | 104
2022 | 68
2023 | 40
Total | 342
Restricted Stock [Member] |
2020 | 132
2021 | 58
2022 | 34
Total | $ 224

X
- Definition Employee service share based compensation on unvested share-based awards, other than options, recognized in next fiscal year following the latest fiscal year. + References No definition available. + Details
Name: | LARK_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptionsInNextTwelveMonths
Namespace Prefix: | LARK_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Employee service share based compensation on unvested share-based awards, other than options, recognized in the fourth fiscal year following the latest fiscal year. + References No definition available. + Details
Name: | LARK_EmployeeServiceSharebasedCompensationNonvestedAwardsCompensationRecognizedSharebasedAwardsOtherThanOptionsInFourYear
Namespace Prefix: | LARK_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Employee service share based compensation on unvested share-based awards, other than options, recognized in the third fiscal year following the latest fiscal year. + References No definition available. + Details
Name: | LARK_EmployeeServiceSharebasedCompensationNonvestedAwardsCompensationRecognizedSharebasedAwardsOtherThanOptionsInThreeYear
Namespace Prefix: | LARK_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Employee service share based compensation on unvested share-based awards, other than options, recognized in the second fiscal year following the latest fiscal year. + References No definition available. + Details
Name: | LARK_EmployeeServiceSharebasedCompensationNonvestedAwardsCompensationRecognizedSharebasedAwardsOtherThanOptionsInTwoYear
Namespace Prefix: | LARK_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of cost not yet recognized for nonvested award under share-based payment arrangement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (i) -URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901 + Details
Name: | us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_AwardTypeAxis=us-gaap_RestrictedStockMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |