XML 94 R72.htm IDEA: XBRL DOCUMENT
v3.25.0.1

Loans - Gross Charge-Offs (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff, by Origination Year [Abstract] |  |
Current year | $ 36 | $ 1,810
Prior year | 521 | 2,301
Two years prior | 1,233 | 617
Three years prior | 929 | 310
Four years prior | 117 | 725
Prior | 10,566 | 12,412
Revolving Loans | 407 | 865
Revolving Loans Converted to Term | 0 | 0
Total Charge-offs | 13,809 | 19,040
Commercial |  |
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff, by Origination Year [Abstract] |  |
Current year | 0 | 898
Prior year | 46 | 1,909
Two years prior | 152 | 235
Three years prior | 879 | 131
Four years prior | 4 | 635
Prior | 2,975 | 4,165
Revolving Loans | 407 | 865
Revolving Loans Converted to Term | 0 | 0
Total Charge-offs | 4,463 | 8,838
Lease Financing Receivables |  |
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff, by Origination Year [Abstract] |  |
Current year | 0 | 883
Prior year | 336 | 273
Two years prior | 306 | 248
Three years prior | 0 | 72
Four years prior | 0 | 48
Prior | 0 | 0
Revolving Loans | 0 | 0
Revolving Loans Converted to Term | 0 | 0
Total Charge-offs | 642 | 1,524
Real Estate - Construction |  |
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff, by Origination Year [Abstract] |  |
Current year | 0 | 0
Prior year | 0 | 57
Two years prior | 145 | 0
Three years prior | 0 | 0
Four years prior | 0 | 0
Prior | 0 | 0
Revolving Loans | 0 | 0
Revolving Loans Converted to Term | 0 | 0
Total Charge-offs | 145 | 57
Real Estate - Construction | Residential |  |
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff, by Origination Year [Abstract] |  |
Current year | 0 | 0
Prior year | 0 | 57
Two years prior | 145 | 0
Three years prior | 0 | 0
Four years prior | 0 | 0
Prior | 0 | 0
Revolving Loans | 0 | 0
Revolving Loans Converted to Term | 0 | 0
Total Charge-offs | 145 | 57
Real Estate - Construction | Commercial |  |
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff, by Origination Year [Abstract] |  |
Current year | 0 | 0
Prior year | 0 | 0
Two years prior | 0 | 0
Three years prior | 0 | 0
Four years prior | 0 | 0
Prior | 0 | 0
Revolving Loans | 0 | 0
Revolving Loans Converted to Term | 0 | 0
Total Charge-offs | 0 | 0
Real Estate - 1-4 Family Mortgage |  |
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff, by Origination Year [Abstract] |  |
Current year | 0 | 0
Prior year | 29 | 17
Two years prior | 524 | 91
Three years prior | 35 | 72
Four years prior | 110 | 35
Prior | 268 | 202
Revolving Loans | 0 | 0
Revolving Loans Converted to Term | 0 | 0
Total Charge-offs | 966 | 417
Real Estate - 1-4 Family Mortgage | Primary |  |
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff, by Origination Year [Abstract] |  |
Current year | 0 | 0
Prior year | 29 | 17
Two years prior | 195 | 0
Three years prior | 35 | 0
Four years prior | 110 | 0
Prior | 102 | 92
Revolving Loans | 0 | 0
Revolving Loans Converted to Term | 0 | 0
Total Charge-offs | 471 | 109
Real Estate - 1-4 Family Mortgage | Home equity |  |
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff, by Origination Year [Abstract] |  |
Current year | 0 | 0
Prior year | 0 | 0
Two years prior | 329 | 0
Three years prior | 0 | 0
Four years prior | 0 | 25
Prior | 121 | 90
Revolving Loans | 0 | 0
Revolving Loans Converted to Term | 0 | 0
Total Charge-offs | 450 | 115
Real Estate - 1-4 Family Mortgage | Rental/investment |  |
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff, by Origination Year [Abstract] |  |
Current year | 0 | 0
Prior year | 0 | 0
Two years prior | 0 | 91
Three years prior | 0 | 72
Four years prior | 0 | 10
Prior | 45 | 20
Revolving Loans | 0 | 0
Revolving Loans Converted to Term | 0 | 0
Total Charge-offs | 45 | 193
Real Estate - Commercial Mortgage |  |
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff, by Origination Year [Abstract] |  |
Current year | 0 | 0
Prior year | 0 | 0
Two years prior | 37 | 0
Three years prior | 0 | 0
Four years prior | 0 | 0
Prior | 5,700 | 5,568
Revolving Loans | 0 | 0
Revolving Loans Converted to Term | 0 | 0
Total Charge-offs | 5,737 | 5,568
Real Estate - Commercial Mortgage | Owner-occupied |  |
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff, by Origination Year [Abstract] |  |
Current year | 0 | 0
Prior year | 0 | 0
Two years prior | 37 | 0
Three years prior | 0 | 0
Four years prior | 0 | 0
Prior | 0 | 582
Revolving Loans | 0 | 0
Revolving Loans Converted to Term | 0 | 0
Total Charge-offs | 37 | 582
Real Estate - Commercial Mortgage | Non-owner occupied |  |
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff, by Origination Year [Abstract] |  |
Current year | 0 | 0
Prior year | 0 | 0
Two years prior | 0 | 0
Three years prior | 0 | 0
Four years prior | 0 | 0
Prior | 5,693 | 4,986
Revolving Loans | 0 | 0
Revolving Loans Converted to Term | 0 | 0
Total Charge-offs | 5,693 | 4,986
Installment loans to individuals |  |
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff, by Origination Year [Abstract] |  |
Current year | 36 | 29
Prior year | 110 | 45
Two years prior | 69 | 43
Three years prior | 15 | 35
Four years prior | 3 | 7
Prior | 1,623 | 2,477
Revolving Loans | 0 | 0
Revolving Loans Converted to Term | 0 | 0
Total Charge-offs | $ 1,856 | $ 2,636

X
- Definition Amount, excluding accrued interest, of decrease in allowance for credit loss on financing receivable from writeoff. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-6 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 13 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-13 + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestAllowanceForCreditLossWriteoff
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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

X
- Definition Amount, excluding accrued interest, of writeoff of financing receivable originated more than five years before current fiscal year. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-6 + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestOriginatedMoreThanFiveYearsBeforeCurrentFiscalYearWriteoff
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount, excluding accrued interest, of writeoff of revolving financing receivable converted to term loan. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6A -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-6A + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestRevolvingConvertedToTermLoanWriteoff
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount, excluding accrued interest, of writeoff of financing receivable that can be withdrawn, repaid, and redrawn. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-6 + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestRevolvingWriteoff
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount, excluding accrued interest, of writeoff of financing receivable originated four years before current fiscal year. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-6 + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestYearFiveOriginatedFourYearsBeforeCurrentFiscalYearWriteoff
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount, excluding accrued interest, of writeoff of financing receivable originated three years before current fiscal year. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-6 + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestYearFourOriginatedThreeYearsBeforeCurrentFiscalYearWriteoff
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount, excluding accrued interest, of writeoff of financing receivable originated in current fiscal year. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-6 + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestYearOneOriginatedCurrentFiscalYearWriteoff
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount, excluding accrued interest, of writeoff of financing receivable originated two years before current fiscal year. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-6 + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestYearThreeOriginatedTwoYearsBeforeCurrentFiscalYearWriteoff
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount, excluding accrued interest, of writeoff of financing receivable originated in fiscal year before current fiscal year. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-6 + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestYearTwoOriginatedFiscalYearBeforeCurrentFiscalYearWriteoff
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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

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

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

X
- Details
Name: | us-gaap_CollateralAxis=us-gaap_ResidentialRealEstateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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

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

X
- Details
Name: | us-gaap_ParticipatingMortgageLoansAxis=rnst_PrimaryMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ParticipatingMortgageLoansAxis=us-gaap_HomeEquityLoanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ParticipatingMortgageLoansAxis=rnst_RentalInvestmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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

X
- Details
Name: | us-gaap_ParticipatingMortgageLoansAxis=rnst_OwnerOccupiedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ParticipatingMortgageLoansAxis=rnst_NonownerOccupiedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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