XML 119 R104.htm IDEA: XBRL DOCUMENT
v3.22.4

COMMITMENTS, OFF-BALANCE SHEET RISKS AND CONTINGENCIES - Commitments To Make Loans And Open Ended Revolving Lines Of Credit (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021
Commitments Off-Balance Sheet Risks and Contingencies [Line Items] |  |
Fixed Rate | $ 142,611 | $ 90,100
Variable Rate | 2,559,866 | 2,252,895
Total commercial loans |  |
Commitments Off-Balance Sheet Risks and Contingencies [Line Items] |  |
Fixed Rate | 140,022 | 79,792
Variable Rate | 2,129,211 | 1,850,719
Standby letters of credit |  |
Commitments Off-Balance Sheet Risks and Contingencies [Line Items] |  |
Fixed Rate | 0 | 0
Variable Rate | 48,406 | 55,336
Real estate mortgage loans |  |
Commitments Off-Balance Sheet Risks and Contingencies [Line Items] |  |
Fixed Rate | 377 | 7,906
Variable Rate | 5,668 | 14,216
Real estate construction mortgage loans |  |
Commitments Off-Balance Sheet Risks and Contingencies [Line Items] |  |
Fixed Rate | 2,212 | 2,402
Variable Rate | 9,043 | 3,213
Home equity mortgage open-ended revolving lines |  |
Commitments Off-Balance Sheet Risks and Contingencies [Line Items] |  |
Fixed Rate | 0 | 0
Variable Rate | 341,622 | 306,124
Total consumer loans |  |
Commitments Off-Balance Sheet Risks and Contingencies [Line Items] |  |
Fixed Rate | 0 | 0
Variable Rate | $ 25,916 | $ 23,287

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

X
- Definition Reflects the amount of cash required to fully fund agreements to provide advances to borrowers and lessees at stated interest rates. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 825 -Section 50 -Paragraph 1 -Subparagraph (b)(2) -URI https://asc.fasb.org/extlink&oid=126941378&loc=d3e61044-112788 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 825 -Section 50 -Paragraph 2 -URI https://asc.fasb.org/extlink&oid=126941378&loc=d3e61082-112788 + Details
Name: | us-gaap_LoansAndLeasesReceivableCommitmentsFixedRates
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Reflects the amount of cash required to fully fund agreements to provide advances to borrowers and lessees at interest rates that increase or decrease depending on certain facts or circumstances. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 825 -Section 50 -Paragraph 2 -URI https://asc.fasb.org/extlink&oid=126941378&loc=d3e61082-112788 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 825 -Section 50 -Paragraph 1 -Subparagraph (b)(2) -URI https://asc.fasb.org/extlink&oid=126941378&loc=d3e61044-112788 + Details
Name: | us-gaap_LoansAndLeasesReceivableCommitmentsVariableRates
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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

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

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

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

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

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