XML 48 R37.htm IDEA: XBRL DOCUMENT
v3.21.2

Schedule of Allowance for Credit Losses on Financing Receivables (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 30, 2021 | Jun. 30, 2020 | Jun. 30, 2021 | Jun. 30, 2020 | Dec. 31, 2020
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |  |  |  |
Balance | $ 9,271 | $ 7,479 | $ 8,775 | $ 6,467 |
Charge-offs | (228) | (176) | (292) | (396) |
Recoveries | 120 | 44 | 180 | 76 |
Provision for loan losses |  | 400 | 500 | 1,600 |
Balance | 9,163 | 7,747 | 9,163 | 7,747 |
Individually evaluated for loss | 1,159 |  | 1,159 |  | $ 266
Collectively evaluated for loss | 8,004 |  | 8,004 |  | 8,509
Total | 9,163 | 7,747 | 9,163 | 7,747 | 8,775
Individually evaluated for loss | 14,787 |  | 14,787 |  | 12,462
Collectively evaluated for loss | 670,433 |  | 670,433 |  | 701,052
Loans and Leases Receivable, Gross, Total | 685,220 |  | 685,220 |  | 713,514
One To Four Family Residential Real Estate Loans [Member] |  |  |  |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |  |  |  |
Balance | 897 | 653 | 859 | 501 |
Charge-offs | (58) | (20) | (81) | (20) |
Recoveries | 1 |  | 2 |  |
Provision for loan losses | (115) | 74 | (55) | 226 |
Balance | 725 | 707 | 725 | 707 |
Individually evaluated for loss |  |  |  |  |
Collectively evaluated for loss | 725 |  | 725 |  | 859
Total | 725 | 707 | 725 | 707 | 859
Individually evaluated for loss | 767 |  | 767 |  | 914
Collectively evaluated for loss | 161,839 |  | 161,839 |  | 157,070
Loans and Leases Receivable, Gross, Total | 162,606 |  | 162,606 |  | 157,984
Construction and Land Loans [Member] |  |  |  |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |  |  |  |
Balance | 186 | 225 | 181 | 271 |
Charge-offs |  |  |  | (100) |
Recoveries | 100 |  | 101 |  |
Provision for loan losses | (155) | 48 | (151) | 102 |
Balance | 131 | 273 | 131 | 273 |
Individually evaluated for loss |  |  |  |  |
Collectively evaluated for loss | 131 |  | 131 |  | 181
Total | 131 | 273 | 131 | 273 | 181
Individually evaluated for loss | 966 |  | 966 |  | 1,137
Collectively evaluated for loss | 26,126 |  | 26,126 |  | 24,969
Loans and Leases Receivable, Gross, Total | 27,092 |  | 27,092 |  | 26,106
Commercial Real Estate Loans [Member] |  |  |  |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |  |  |  |
Balance | 3,257 | 1,628 | 2,482 | 1,386 |
Charge-offs |  | (120) |  | (120) |
Recoveries |  | 13 |  | 13 |
Provision for loan losses | 155 | 172 | 930 | 414 |
Balance | 3,412 | 1,693 | 3,412 | 1,693 |
Individually evaluated for loss | 504 |  | 504 |  | 177
Collectively evaluated for loss | 2,908 |  | 2,908 |  | 2,305
Total | 3,412 | 1,693 | 3,412 | 1,693 | 2,482
Individually evaluated for loss | 7,849 |  | 7,849 |  | 8,119
Collectively evaluated for loss | 181,244 |  | 181,244 |  | 164,188
Loans and Leases Receivable, Gross, Total | 189,093 |  | 189,093 |  | 172,307
Commercial Loan [Member] |  |  |  |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |  |  |  |
Balance | 2,246 | 2,425 | 2,388 | 1,815 |
Charge-offs | (72) |  | (72) | (33) |
Recoveries | 1 | 1 | 2 | 2 |
Provision for loan losses | 413 | (70) | 270 | 572 |
Balance | 2,588 | 2,356 | 2,588 | 2,356 |
Individually evaluated for loss | 512 |  | 512 |  | 22
Collectively evaluated for loss | 2,076 |  | 2,076 |  | 2,366
Total | 2,588 | 2,356 | 2,588 | 2,356 | 2,388
Individually evaluated for loss | 1,333 |  | 1,333 |  | 1,639
Collectively evaluated for loss | 126,339 |  | 126,339 |  | 132,408
Loans and Leases Receivable, Gross, Total | 127,672 |  | 127,672 |  | 134,047
Paycheck Protection Program Loans [Member] |  |  |  |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |  |  |  |
Balance |  |  |  |  |
Charge-offs |  |  |  |  |
Recoveries |  |  |  |  |
Provision for loan losses |  |  |  |  |
Balance |  |  |  |  |
Individually evaluated for loss |  |  |  |  |
Collectively evaluated for loss |  |  |  |  |
Total |  |  |  |  |
Individually evaluated for loss |  |  |  |  |
Collectively evaluated for loss | 61,236 |  | 61,236 |  | 100,084
Loans and Leases Receivable, Gross, Total | 61,236 |  | 61,236 |  | 100,084
Agriculture Loans [Member] |  |  |  |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |  |  |  |
Balance | 2,503 | 2,381 | 2,690 | 2,347 |
Charge-offs | (50) |  | (50) |  |
Recoveries |  |  |  |  |
Provision for loan losses | (297) | 184 | (484) | 218 |
Balance | 2,156 | 2,565 | 2,156 | 2,565 |
Individually evaluated for loss | 143 |  | 143 |  | 67
Collectively evaluated for loss | 2,013 |  | 2,013 |  | 2,623
Total | 2,156 | 2,565 | 2,156 | 2,565 | 2,690
Individually evaluated for loss | 3,836 |  | 3,836 |  | 614
Collectively evaluated for loss | 85,831 |  | 85,831 |  | 95,918
Loans and Leases Receivable, Gross, Total | 89,667 |  | 89,667 |  | 96,532
Municipal Loans [Member] |  |  |  |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |  |  |  |
Balance | 6 | 7 | 6 | 7 |
Charge-offs |  |  |  |  |
Recoveries |  |  | 6 | 6 |
Provision for loan losses | (1) | (1) | (7) | (7) |
Balance | 5 | 6 | 5 | 6 |
Individually evaluated for loss |  |  |  |  |
Collectively evaluated for loss | 5 |  | 5 |  | 6
Total | 5 | 6 | 5 | 6 | 6
Individually evaluated for loss | 36 |  | 36 |  | 36
Collectively evaluated for loss | 2,142 |  | 2,142 |  | 2,296
Loans and Leases Receivable, Gross, Total | 2,178 |  | 2,178 |  | 2,332
Consumer Loans [Member] |  |  |  |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |  |  |  |
Balance | 176 | 160 | 169 | 140 |
Charge-offs | (48) | (36) | (89) | (123) |
Recoveries | 18 | 30 | 69 | 55 |
Provision for loan losses |  | (7) | (3) | 75 |
Balance | 146 | 147 | 146 | 147 |
Individually evaluated for loss |  |  |  |  |
Collectively evaluated for loss | 146 |  | 146 |  | 169
Total | 146 | $ 147 | 146 | $ 147 | 169
Individually evaluated for loss |  |  |  |  | 3
Collectively evaluated for loss | 25,676 |  | 25,676 |  | 24,119
Loans and Leases Receivable, Gross, Total | $ 25,676 |  | $ 25,676 |  | $ 24,122

X
- Definition Amount of recovery of loans and lease receivables which had previously been fully or partially written-off as bad debts. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(4) -URI http://asc.fasb.org/extlink&oid=123577603&loc=SL6953423-111524 + Details
Name: | us-gaap_AllowanceForLoanAndLeaseLossRecoveryOfBadDebts
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of loans and leases that have been written off from both loan receivables and allowance reserve for credit loss. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(3) -URI http://asc.fasb.org/extlink&oid=123577603&loc=SL6953423-111524 + Details
Name: | us-gaap_AllowanceForLoanAndLeaseLossesWriteOffs
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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

X
- Definition The valuation allowance for financing receivables that are expected to be uncollectible that were collectively evaluated for impairment. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=123577603&loc=SL6953423-111524 + Details
Name: | us-gaap_FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of valuation allowance for financing receivables that are expected to be uncollectible that were individually evaluated for impairment. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=123577603&loc=SL6953423-111524 + Details
Name: | us-gaap_FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The balance of financing receivables that were collectively evaluated for impairment. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (h) -URI http://asc.fasb.org/extlink&oid=123577603&loc=SL6953423-111524 + Details
Name: | us-gaap_FinancingReceivableCollectivelyEvaluatedForImpairment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The balance of financing receivables that were individually evaluated for impairment. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (h) -URI http://asc.fasb.org/extlink&oid=123577603&loc=SL6953423-111524 + Details
Name: | us-gaap_FinancingReceivableIndividuallyEvaluatedForImpairment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of allowance to cover probable credit losses on loans and leases. Includes carryover of or adjustments to the allowance for loan losses in connection with business combinations. Excludes allowance for loans and leases covered under loss sharing agreements. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SAB Topic 6.L.1) -URI http://asc.fasb.org/extlink&oid=122038336&loc=d3e74567-122707 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=123577603&loc=SL6953423-111524 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (b)(1)(ii) -URI http://asc.fasb.org/extlink&oid=121614798&loc=d3e15032-111544 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=123577603&loc=SL6953423-111524 + Details
Name: | us-gaap_LoansAndLeasesReceivableAllowance
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition 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. + References 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 + Details
Name: | us-gaap_LoansAndLeasesReceivableGrossCarryingAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of expense related to estimated loss from loan and lease transactions. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3602-108585 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 220 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04.11) -URI http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=123577603&loc=SL6953423-111524 + Details
Name: | us-gaap_ProvisionForLoanAndLeaseLosses
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=LARK_OneToFourFamilyResidentialRealEstateLoansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=LARK_ConstructionAndLandLoansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=LARK_CommercialRealEstateLoansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_CommercialLoanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=LARK_PaycheckProtectionProgramLoansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=LARK_AgricultureLoansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=LARK_MunicipalLoansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=LARK_ConsumerLoansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |