XML 76 R60.htm IDEA: XBRL DOCUMENT
v3.25.0.1

Loans and Asset Quality - Schedule of Financing Receivable, Nonaccrual (Details) - USD ($) $ in Thousands | Dec. 31, 2024 | Dec. 31, 2023
--- | --- | ---
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Nonaccrual with No ACL | $ 1,267 | $ 709
Nonaccrual with ACL | 1,701 | 1,250
Total Nonaccrual | 2,968 | 1,959
Real estate | Commercial real estate |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Nonaccrual with No ACL | 458 | 0
Nonaccrual with ACL | 276 | 714
Total Nonaccrual | 734 | 714
Real estate | One-to-four family residential |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Nonaccrual with No ACL | 397 | 0
Nonaccrual with ACL | 289 | 269
Total Nonaccrual | 686 | 269
Real estate | Construction and development |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Nonaccrual with No ACL | 0 | 0
Nonaccrual with ACL | 920 | 0
Total Nonaccrual | 920 | 0
Commercial and industrial |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Nonaccrual with No ACL | 412 | 709
Nonaccrual with ACL | 142 | 135
Total Nonaccrual | 554 | 844
Tax-exempt |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Nonaccrual with No ACL | 0 | 0
Nonaccrual with ACL | 0 | 0
Total Nonaccrual | 0 | 0
Consumer |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Nonaccrual with No ACL | 0 | 0
Nonaccrual with ACL | 74 | 132
Total Nonaccrual | $ 74 | $ 132

X
- Definition Financing Receivable, Nonaccrual, With Related Allowance + References No definition available. + Details
Name: | rrbi_FinancingReceivableNonaccrualWithRelatedAllowance
Namespace Prefix: | rrbi_
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
- Definition Amortized cost excluding accrued interest, of financing receivable on nonaccrual status. 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 16 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-16 + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestNonaccrual
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amortized cost excluding accrued interest, of financing receivable on nonaccrual status with no allowance for credit loss. 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 16 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-16 + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestNonaccrualNoAllowance
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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

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

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

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

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

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=rrbi_TaxExemptPortfolioSegmentMember
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: |