XML 85 R71.htm IDEA: XBRL DOCUMENT
v3.25.0.1

ALLOWANCE FOR CREDIT LOSSES AND CREDIT QUALITY - Schedule of Aging of the Amortized Cost Basis in Past Due Loans (Details) - USD ($) $ in Thousands | Dec. 31, 2024 | Dec. 31, 2023
--- | --- | ---
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | $ 5,117,948 | $ 4,916,534
Total Nonaccrual | 56,417 | 15,685
Nonaccrual With No Allowance For Credit Loss | 1,949 | 1,901
Loans Not Past Due |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 5,057,232 | 4,897,462
30-89 Days Past Due |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 4,270 | 3,360
Greater than 89 Days Past Due and Accruing |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Greater than 89 Days Past Due and Accruing | 29 | 27
Total Accruing |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 5,061,531 | 4,900,849
Commercial and Industrial | Working capital lines of credit loans |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 649,440 | 604,890
Total Nonaccrual | 45,342 | 2,654
Nonaccrual With No Allowance For Credit Loss | 594 | 0
Commercial and Industrial | Working capital lines of credit loans | Loans Not Past Due |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 603,016 | 602,236
Commercial and Industrial | Working capital lines of credit loans | 30-89 Days Past Due |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 1,082 | 0
Commercial and Industrial | Working capital lines of credit loans | Greater than 89 Days Past Due and Accruing |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Greater than 89 Days Past Due and Accruing | 0 | 0
Commercial and Industrial | Working capital lines of credit loans | Total Accruing |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 604,098 | 602,236
Commercial and Industrial | Non-working capital loans |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 800,758 | 815,418
Total Nonaccrual | 7,515 | 8,741
Nonaccrual With No Allowance For Credit Loss | 37 | 244
Commercial and Industrial | Non-working capital loans | Loans Not Past Due |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 792,577 | 805,305
Commercial and Industrial | Non-working capital loans | 30-89 Days Past Due |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 663 | 1,372
Commercial and Industrial | Non-working capital loans | Greater than 89 Days Past Due and Accruing |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Greater than 89 Days Past Due and Accruing | 3 | 0
Commercial and Industrial | Non-working capital loans | Total Accruing |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 793,243 | 806,677
Commercial Real Estate and Multi-family Residential | Construction and land development loans |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 565,975 | 631,653
Total Nonaccrual | 0 | 0
Nonaccrual With No Allowance For Credit Loss | 0 | 0
Commercial Real Estate and Multi-family Residential | Construction and land development loans | Loans Not Past Due |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 565,975 | 631,653
Commercial Real Estate and Multi-family Residential | Construction and land development loans | 30-89 Days Past Due |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 0 | 0
Commercial Real Estate and Multi-family Residential | Construction and land development loans | Greater than 89 Days Past Due and Accruing |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Greater than 89 Days Past Due and Accruing | 0 | 0
Commercial Real Estate and Multi-family Residential | Construction and land development loans | Total Accruing |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 565,975 | 631,653
Commercial Real Estate and Multi-family Residential | Owner occupied loans |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 806,585 | 824,948
Total Nonaccrual | 1,775 | 3,247
Nonaccrual With No Allowance For Credit Loss | 318 | 1,161
Commercial Real Estate and Multi-family Residential | Owner occupied loans | Loans Not Past Due |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 804,810 | 821,701
Commercial Real Estate and Multi-family Residential | Owner occupied loans | 30-89 Days Past Due |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 0 | 0
Commercial Real Estate and Multi-family Residential | Owner occupied loans | Greater than 89 Days Past Due and Accruing |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Greater than 89 Days Past Due and Accruing | 0 | 0
Commercial Real Estate and Multi-family Residential | Owner occupied loans | Total Accruing |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 804,810 | 821,701
Commercial Real Estate and Multi-family Residential | Nonowner occupied loans |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 872,002 | 723,589
Total Nonaccrual | 0 | 0
Nonaccrual With No Allowance For Credit Loss | 0 | 0
Commercial Real Estate and Multi-family Residential | Nonowner occupied loans | Loans Not Past Due |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 872,002 | 723,589
Commercial Real Estate and Multi-family Residential | Nonowner occupied loans | 30-89 Days Past Due |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 0 | 0
Commercial Real Estate and Multi-family Residential | Nonowner occupied loans | Greater than 89 Days Past Due and Accruing |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Greater than 89 Days Past Due and Accruing | 0 | 0
Commercial Real Estate and Multi-family Residential | Nonowner occupied loans | Total Accruing |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 872,002 | 723,589
Commercial Real Estate and Multi-family Residential | Multi-family loans |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 344,643 | 253,197
Total Nonaccrual | 0 | 0
Nonaccrual With No Allowance For Credit Loss | 0 | 0
Commercial Real Estate and Multi-family Residential | Multi-family loans | Loans Not Past Due |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 344,643 | 253,197
Commercial Real Estate and Multi-family Residential | Multi-family loans | 30-89 Days Past Due |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 0 | 0
Commercial Real Estate and Multi-family Residential | Multi-family loans | Greater than 89 Days Past Due and Accruing |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Greater than 89 Days Past Due and Accruing | 0 | 0
Commercial Real Estate and Multi-family Residential | Multi-family loans | Total Accruing |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 344,643 | 253,197
Agri-business and Agricultural | Loans secured by farmland |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 156,614 | 162,883
Total Nonaccrual | 71 | 100
Nonaccrual With No Allowance For Credit Loss | 0 | 0
Agri-business and Agricultural | Loans secured by farmland | Loans Not Past Due |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 156,543 | 162,783
Agri-business and Agricultural | Loans secured by farmland | 30-89 Days Past Due |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 0 | 0
Agri-business and Agricultural | Loans secured by farmland | Greater than 89 Days Past Due and Accruing |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Greater than 89 Days Past Due and Accruing | 0 | 0
Agri-business and Agricultural | Loans secured by farmland | Total Accruing |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 156,543 | 162,783
Agri-business and Agricultural | Loans for agricultural production |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 230,895 | 225,980
Total Nonaccrual | 0 | 0
Nonaccrual With No Allowance For Credit Loss | 0 | 0
Agri-business and Agricultural | Loans for agricultural production | Loans Not Past Due |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 230,895 | 225,980
Agri-business and Agricultural | Loans for agricultural production | 30-89 Days Past Due |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 0 | 0
Agri-business and Agricultural | Loans for agricultural production | Greater than 89 Days Past Due and Accruing |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Greater than 89 Days Past Due and Accruing | 0 | 0
Agri-business and Agricultural | Loans for agricultural production | Total Accruing |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 230,895 | 225,980
Agri-business and Agricultural | Other commercial loans |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 95,493 | 120,567
Total Nonaccrual | 0 | 0
Nonaccrual With No Allowance For Credit Loss | 0 | 0
Agri-business and Agricultural | Other commercial loans | Loans Not Past Due |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 95,493 | 120,567
Agri-business and Agricultural | Other commercial loans | 30-89 Days Past Due |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 0 | 0
Agri-business and Agricultural | Other commercial loans | Greater than 89 Days Past Due and Accruing |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Greater than 89 Days Past Due and Accruing | 0 | 0
Agri-business and Agricultural | Other commercial loans | Total Accruing |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 95,493 | 120,567
Consumer 1-4 Family Mortgage | Closed end first mortgage loans |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 258,917 | 257,744
Total Nonaccrual | 1,121 | 559
Nonaccrual With No Allowance For Credit Loss | 665 | 329
Consumer 1-4 Family Mortgage | Closed end first mortgage loans | Loans Not Past Due |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 256,486 | 256,016
Consumer 1-4 Family Mortgage | Closed end first mortgage loans | 30-89 Days Past Due |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 1,284 | 1,142
Consumer 1-4 Family Mortgage | Closed end first mortgage loans | Greater than 89 Days Past Due and Accruing |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Greater than 89 Days Past Due and Accruing | 26 | 27
Consumer 1-4 Family Mortgage | Closed end first mortgage loans | Total Accruing |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 257,796 | 257,185
Consumer 1-4 Family Mortgage | Open end and junior lien loans |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 216,137 | 191,572
Total Nonaccrual | 318 | 272
Nonaccrual With No Allowance For Credit Loss | 318 | 164
Consumer 1-4 Family Mortgage | Open end and junior lien loans | Loans Not Past Due |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 215,505 | 190,956
Consumer 1-4 Family Mortgage | Open end and junior lien loans | 30-89 Days Past Due |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 314 | 344
Consumer 1-4 Family Mortgage | Open end and junior lien loans | Greater than 89 Days Past Due and Accruing |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Greater than 89 Days Past Due and Accruing | 0 | 0
Consumer 1-4 Family Mortgage | Open end and junior lien loans | Total Accruing |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 215,819 | 191,300
Consumer 1-4 Family Mortgage | Residential construction loans: |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 16,722 | 8,344
Total Nonaccrual | 0 | 0
Nonaccrual With No Allowance For Credit Loss | 0 | 0
Consumer 1-4 Family Mortgage | Residential construction loans: | Loans Not Past Due |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 16,722 | 8,344
Consumer 1-4 Family Mortgage | Residential construction loans: | 30-89 Days Past Due |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 0 | 0
Consumer 1-4 Family Mortgage | Residential construction loans: | Greater than 89 Days Past Due and Accruing |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Greater than 89 Days Past Due and Accruing | 0 | 0
Consumer 1-4 Family Mortgage | Residential construction loans: | Total Accruing |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 16,722 | 8,344
Consumer 1-4 Family Mortgage | Other consumer loans |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 103,767 | 95,749
Total Nonaccrual | 275 | 112
Nonaccrual With No Allowance For Credit Loss | 17 | 3
Consumer 1-4 Family Mortgage | Other consumer loans | Loans Not Past Due |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 102,565 | 95,135
Consumer 1-4 Family Mortgage | Other consumer loans | 30-89 Days Past Due |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 927 | 502
Consumer 1-4 Family Mortgage | Other consumer loans | Greater than 89 Days Past Due and Accruing |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Greater than 89 Days Past Due and Accruing | 0 | 0
Consumer 1-4 Family Mortgage | Other consumer loans | Total Accruing |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | $ 103,492 | $ 95,637

X
- Definition Amount of financing receivable amortized cost 90 days or more past due and still accruing. + References No definition available. + Details
Name: | lkfn_FinancingReceivableAmortizedCost90DaysOrMorePastDueStillAccruing
Namespace Prefix: | lkfn_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Financing Receivable, Amortized Cost, Before Allowance For Credit Loss, Excluding Accrued Interest + References No definition available. + Details
Name: | lkfn_FinancingReceivableAmortizedCostBeforeAllowanceForCreditLossExcludingAccruedInterest
Namespace Prefix: | lkfn_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of financing receivable amortized cost on nonaccrual status. + References No definition available. + Details
Name: | lkfn_FinancingReceivableAmortizedCostNonaccrual
Namespace Prefix: | lkfn_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of financing receivable amortized cost on nonaccrual status with no allowance of credit loss. + References No definition available. + Details
Name: | lkfn_FinancingReceivableAmortizedCostNonaccrualWithNoAllowanceOfCreditLoss
Namespace Prefix: | lkfn_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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 Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name Regulation S-K (SK) -Number 229 -Section 1405 -Paragraph c -Publisher SEC Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 13 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-13 + Details
Name: | us-gaap_FinancingReceivableAllowanceForCreditLossesLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_FinancingReceivablesPeriodPastDueAxis=us-gaap_FinancialAssetNotPastDueMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablesPeriodPastDueAxis=lkfn_FinancialAsset30To89DaysPastDueMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablesPeriodPastDueAxis=us-gaap_FinancingReceivablesEqualToGreaterThan90DaysPastDueMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablesPeriodPastDueAxis=us-gaap_FinancialAssetPastDueMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=lkfn_TotalCommercialAndIndustrialLoansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_LineOfCreditMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=lkfn_NonWorkingCapitalLoansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_CommercialRealEstatePortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_CommercialRealEstateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=lkfn_OwnerOccupiedLoansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=lkfn_NonownerOccupiedLoansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=lkfn_MultifamilyLoansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=lkfn_AgriBusinessAndAgriculturalLoansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=lkfn_LoansSecuredByFarmlandMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=lkfn_LoansForAgriculturalProductionMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=lkfn_OtherCommercialLoansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_ResidentialPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_FirstMortgageMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_SecondMortgageMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_ResidentialMortgageMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=lkfn_OtherConsumerLoansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |