XML 89 R76.htm IDEA: XBRL DOCUMENT
v3.22.0.1

ALLOWANCE FOR CREDIT LOSSES AND CREDIT QUALITY - Aging Of The Recorded Investment In Past Due Loans (Details) - USD ($) $ in Thousands | Dec. 31, 2021 | Dec. 31, 2020
--- | --- | ---
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | $ 4,287,841 |
Total Past Due and Nonaccrual | 14,973 | $ 13,369
Total | 7,711 | 4,649,156
Loans Not Past Due |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 4,286,997 | 4,635,787
30-89 Days Past Due |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 727 | 1,267
Greater than 89 Days Past Due and Accruing |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Greater than 90 Days Past Due and Still Accruing | 117 | 116
Total Accruing |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 4,272,868 | 11,986
Working capital lines of credit loans | Commercial and Industrial |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 652,927 |
Total Past Due and Nonaccrual | 5,966 | 606
Total | 5,200 | 626,099
Working capital lines of credit loans | Commercial and Industrial | Loans Not Past Due |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 652,903 | 625,493
Working capital lines of credit loans | Commercial and Industrial | 30-89 Days Past Due |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 24 | 0
Working capital lines of credit loans | Commercial and Industrial | Greater than 89 Days Past Due and Accruing |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Greater than 90 Days Past Due and Still Accruing | 0 | 0
Working capital lines of credit loans | Commercial and Industrial | Total Accruing |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 646,961 | 606
Non-working capital loans | Commercial and Industrial |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 735,659 |
Total Past Due and Nonaccrual | 4,596 | 5,287
Total | 229 | 1,158,827
Non-working capital loans | Commercial and Industrial | Loans Not Past Due |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 735,658 | 1,153,540
Non-working capital loans | Commercial and Industrial | 30-89 Days Past Due |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 1 | 0
Non-working capital loans | Commercial and Industrial | Greater than 89 Days Past Due and Accruing |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Greater than 90 Days Past Due and Still Accruing | 0 | 0
Non-working capital loans | Commercial and Industrial | Total Accruing |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 731,063 | 5,287
Construction and land development loans | Commercial Real Estate and Multi-family Residential |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 378,030 |
Total Past Due and Nonaccrual | 0 | 0
Total | 0 | 361,664
Construction and land development loans | Commercial Real Estate and Multi-family Residential | Loans Not Past Due |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 378,030 | 361,664
Construction and land development loans | Commercial Real Estate and Multi-family Residential | 30-89 Days Past Due |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 0 | 0
Construction and land development loans | Commercial Real Estate and Multi-family Residential | Greater than 89 Days Past Due and Accruing |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Greater than 90 Days Past Due and Still Accruing | 0 | 0
Construction and land development loans | Commercial Real Estate and Multi-family Residential | Total Accruing |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 378,030 | 0
Owner occupied loans | Commercial Real Estate and Multi-family Residential |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 738,791 |
Total Past Due and Nonaccrual | 3,634 | 5,047
Total | 2,129 | 647,574
Owner occupied loans | Commercial Real Estate and Multi-family Residential | Loans Not Past Due |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 738,791 | 642,527
Owner occupied loans | Commercial Real Estate and Multi-family Residential | 30-89 Days Past Due |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 0 | 0
Owner occupied loans | Commercial Real Estate and Multi-family Residential | Greater than 89 Days Past Due and Accruing |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Greater than 90 Days Past Due and Still Accruing | 0 | 0
Owner occupied loans | Commercial Real Estate and Multi-family Residential | Total Accruing |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 735,157 | 5,047
Nonowner occupied loans | Commercial Real Estate and Multi-family Residential |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 588,039 |
Total Past Due and Nonaccrual | 0 | 0
Total | 0 | 579,050
Nonowner occupied loans | Commercial Real Estate and Multi-family Residential | Loans Not Past Due |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 588,039 | 579,050
Nonowner occupied loans | Commercial Real Estate and Multi-family Residential | 30-89 Days Past Due |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 0 | 0
Nonowner occupied loans | Commercial Real Estate and Multi-family Residential | Greater than 89 Days Past Due and Accruing |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Greater than 90 Days Past Due and Still Accruing | 0 | 0
Nonowner occupied loans | Commercial Real Estate and Multi-family Residential | Total Accruing |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 588,039 | 0
Multi-family loans | Commercial Real Estate and Multi-family Residential |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 246,787 |
Total Past Due and Nonaccrual | 0 | 0
Total | 0 | 304,284
Multi-family loans | Commercial Real Estate and Multi-family Residential | Loans Not Past Due |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 246,787 | 304,284
Multi-family loans | Commercial Real Estate and Multi-family Residential | 30-89 Days Past Due |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 0 | 0
Multi-family loans | Commercial Real Estate and Multi-family Residential | Greater than 89 Days Past Due and Accruing |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Greater than 90 Days Past Due and Still Accruing | 0 | 0
Multi-family loans | Commercial Real Estate and Multi-family Residential | Total Accruing |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 246,787 | 0
Loans secured by farmland | Agri-business and Agricultural |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 206,302 |
Total Past Due and Nonaccrual | 335 | 428
Total | 0 | 195,363
Loans secured by farmland | Agri-business and Agricultural | Loans Not Past Due |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 206,302 | 194,935
Loans secured by farmland | Agri-business and Agricultural | 30-89 Days Past Due |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 0 | 0
Loans secured by farmland | Agri-business and Agricultural | Greater than 89 Days Past Due and Accruing |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Greater than 90 Days Past Due and Still Accruing | 0 | 0
Loans secured by farmland | Agri-business and Agricultural | Total Accruing |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 205,967 | 428
Loans for agricultural production | Agri-business and Agricultural |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 239,573 |
Total Past Due and Nonaccrual | 0 | 108
Total | 0 | 234,299
Loans for agricultural production | Agri-business and Agricultural | Loans Not Past Due |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 239,573 | 234,191
Loans for agricultural production | Agri-business and Agricultural | 30-89 Days Past Due |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 0 | 108
Loans for agricultural production | Agri-business and Agricultural | Greater than 89 Days Past Due and Accruing |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Greater than 90 Days Past Due and Still Accruing | 0 | 0
Loans for agricultural production | Agri-business and Agricultural | Total Accruing |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 239,573 | 0
Other commercial loans | Agri-business and Agricultural |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 73,178 |
Total Past Due and Nonaccrual | 0 | 0
Total | 0 | 93,912
Other commercial loans | Agri-business and Agricultural | Loans Not Past Due |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 73,178 | 93,912
Other commercial loans | Agri-business and Agricultural | 30-89 Days Past Due |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 0 | 0
Other commercial loans | Agri-business and Agricultural | Greater than 89 Days Past Due and Accruing |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Greater than 90 Days Past Due and Still Accruing | 0 | 0
Other commercial loans | Agri-business and Agricultural | Total Accruing |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 73,178 | 0
Closed end first mortgage loans | Consumer 1-4 Family Mortgage |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 176,295 |
Total Past Due and Nonaccrual | 55 | 1,606
Total | 55 | 167,501
Closed end first mortgage loans | Consumer 1-4 Family Mortgage | Loans Not Past Due |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 175,678 | 165,895
Closed end first mortgage loans | Consumer 1-4 Family Mortgage | 30-89 Days Past Due |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 500 | 877
Closed end first mortgage loans | Consumer 1-4 Family Mortgage | Greater than 89 Days Past Due and Accruing |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Greater than 90 Days Past Due and Still Accruing | 117 | 116
Closed end first mortgage loans | Consumer 1-4 Family Mortgage | Total Accruing |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 176,240 | 613
Open end and junior lien loans | Consumer 1-4 Family Mortgage |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 157,859 |
Total Past Due and Nonaccrual | 98 | 142
Total | 98 | 165,236
Open end and junior lien loans | Consumer 1-4 Family Mortgage | Loans Not Past Due |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 157,729 | 165,094
Open end and junior lien loans | Consumer 1-4 Family Mortgage | 30-89 Days Past Due |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 130 | 137
Open end and junior lien loans | Consumer 1-4 Family Mortgage | Greater than 89 Days Past Due and Accruing |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Greater than 90 Days Past Due and Still Accruing | 0 | 0
Open end and junior lien loans | Consumer 1-4 Family Mortgage | Total Accruing |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 157,761 | 5
Residential construction loans | Consumer 1-4 Family Mortgage |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 11,857 |
Total Past Due and Nonaccrual | 0 | 0
Total | 0 | 11,962
Residential construction loans | Consumer 1-4 Family Mortgage | Loans Not Past Due |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 11,857 | 11,962
Residential construction loans | Consumer 1-4 Family Mortgage | 30-89 Days Past Due |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | 0 | 0
Residential construction loans | Consumer 1-4 Family Mortgage | Greater than 89 Days Past Due and Accruing |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Greater than 90 Days Past Due and Still Accruing | 0 | 0
Residential construction loans | Consumer 1-4 Family Mortgage | Total Accruing |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans | $ 11,857 | 0
Total consumer loans | Consumer 1-4 Family Mortgage |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Total Past Due and Nonaccrual |  | 145
Total |  | 103,385
Total consumer loans | Consumer 1-4 Family Mortgage | Loans Not Past Due |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans |  | 103,240
Total consumer loans | Consumer 1-4 Family Mortgage | 30-89 Days Past Due |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans |  | 145
Total consumer loans | Consumer 1-4 Family Mortgage | Greater than 89 Days Past Due and Accruing |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Greater than 90 Days Past Due and Still Accruing |  | 0
Total consumer loans | Consumer 1-4 Family Mortgage | Total Accruing |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans |  | $ 0

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 No definition available. + 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_FinancingReceivablePortfolioSegmentAxis=us-gaap_LineOfCreditMember
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=lkfn_NonWorkingCapitalLoansMember
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_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_CommercialRealEstatePortfolioSegmentMember
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_FinancingReceivablePortfolioSegmentAxis=lkfn_LoansSecuredByFarmlandMember
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_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_FinancingReceivablePortfolioSegmentAxis=us-gaap_FirstMortgageMember
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_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=us-gaap_ConsumerPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |