XML 70 R59.htm IDEA: XBRL DOCUMENT
v3.20.2

Purchased Loans - Summary of Purchased Loans (Details) - USD ($) $ in Thousands | Jun. 30, 2020 | Dec. 31, 2019
--- | --- | ---
Summary of loans |  |
Gross loans | $ 11,000,796 | $ 9,693,463
Commercial, financial, agricultural |  |
Summary of loans |  |
Gross loans | 2,641,598 | 1,367,972
Real estate – construction: |  |
Summary of loans |  |
Gross loans | 791,108 | 826,483
Real estate – construction: | Residential |  |
Summary of loans |  |
Gross loans | 295,931 | 289,050
Real estate – construction: | Commercial |  |
Summary of loans |  |
Gross loans | 495,177 | 537,433
Real estate – 1-4 family mortgage |  |
Summary of loans |  |
Gross loans | 2,788,513 | 2,866,613
Real estate – 1-4 family mortgage | Primary |  |
Summary of loans |  |
Gross loans | 1,756,253 | 1,781,948
Real estate – 1-4 family mortgage | Home equity |  |
Summary of loans |  |
Gross loans | 543,468 | 573,540
Real estate – 1-4 family mortgage | Rental/investment |  |
Summary of loans |  |
Gross loans | 318,803 | 335,100
Real estate – 1-4 family mortgage | Land development |  |
Summary of loans |  |
Gross loans | 169,989 | 176,025
Real estate – commercial mortgage: |  |
Summary of loans |  |
Gross loans | 4,410,753 | 4,244,265
Real estate – commercial mortgage: | Land development |  |
Summary of loans |  |
Gross loans | 155,766 | 156,089
Real estate – commercial mortgage: | Owner-occupied |  |
Summary of loans |  |
Gross loans | 1,660,674 | 1,637,281
Real estate – commercial mortgage: | Non-owner occupied |  |
Summary of loans |  |
Gross loans | 2,594,313 | 2,450,895
Installment loans to individuals |  |
Summary of loans |  |
Gross loans | 284,553 | 302,430
Purchased loans |  |
Summary of loans |  |
Gross loans | 1,791,203 | 2,101,664
Purchased loans | Commercial, financial, agricultural |  |
Summary of loans |  |
Gross loans | 225,355 | 315,619
Purchased loans | Real estate – construction: |  |
Summary of loans |  |
Gross loans | 34,236 | 51,582
Purchased loans | Real estate – construction: | Residential |  |
Summary of loans |  |
Gross loans | 3,948 | 16,407
Purchased loans | Real estate – construction: | Commercial |  |
Summary of loans |  |
Gross loans | 30,288 | 35,175
Purchased loans | Real estate – 1-4 family mortgage |  |
Summary of loans |  |
Gross loans | 445,526 | 516,487
Purchased loans | Real estate – 1-4 family mortgage | Primary |  |
Summary of loans |  |
Gross loans | 280,057 | 332,729
Purchased loans | Real estate – 1-4 family mortgage | Home equity |  |
Summary of loans |  |
Gross loans | 102,694 | 117,275
Purchased loans | Real estate – 1-4 family mortgage | Rental/investment |  |
Summary of loans |  |
Gross loans | 41,156 | 43,169
Purchased loans | Real estate – 1-4 family mortgage | Land development |  |
Summary of loans |  |
Gross loans | 21,619 | 23,314
Purchased loans | Real estate – commercial mortgage: |  |
Summary of loans |  |
Gross loans | 1,010,035 | 1,115,389
Purchased loans | Real estate – commercial mortgage: | Land development |  |
Summary of loans |  |
Gross loans | 36,989 |
Purchased loans | Real estate – commercial mortgage: | Owner-occupied |  |
Summary of loans |  |
Gross loans | 390,477 | 428,077
Purchased loans | Real estate – commercial mortgage: | Non-owner occupied |  |
Summary of loans |  |
Gross loans | 582,569 | 647,308
Purchased loans | Real estate – commercial mortgage: | Land development |  |
Summary of loans |  |
Gross loans | 36,989 | 40,004
Purchased loans | Installment loans to individuals |  |
Summary of loans |  |
Gross loans | $ 76,051 | $ 102,587

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

X
- Definition Amount, before allowance for credit loss, of financing receivable. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 55 -Paragraph 79 -URI http://asc.fasb.org/extlink&oid=121647567&loc=SL82922352-210448 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 5 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121599337&loc=SL82919230-210447 Reference 3: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 55 -Paragraph 80 -URI http://asc.fasb.org/extlink&oid=121647567&loc=SL82922355-210448 + Details
Name: | us-gaap_NotesReceivableGross
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_CommercialLoanMember
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_ParticipatingMortgageLoansAxis=rnst_CommercialLandDevelopmentMember
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: |

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

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