XML 57 R47.htm IDEA: XBRL DOCUMENT
v3.23.2

Loans and ACL - Summary of Amortized Cost of Collateral Dependent Loans (Detail) $ in Thousands | 6 Months Ended
--- | ---
Jun. 30, 2023 USD ($)
Loans and Leases Receivable Disclosure [Line Items] |
Amortized cost of collateral dependent loans | $ 121,319
Commercial and Industrial [Member] |
Loans and Leases Receivable Disclosure [Line Items] |
Amortized cost of collateral dependent loans | 94,743
Real Estate [Member] | Commercial and Industrial [Member] |
Loans and Leases Receivable Disclosure [Line Items] |
Amortized cost of collateral dependent loans | 5,792
Real Estate [Member] | Construction, Residential [Member] |
Loans and Leases Receivable Disclosure [Line Items] |
Amortized cost of collateral dependent loans | 1,646
Real Estate [Member] | Mortgage, Commercial [Member] |
Loans and Leases Receivable Disclosure [Line Items] |
Amortized cost of collateral dependent loans | 17,403
Real Estate [Member] | Mortgage, Residential [Member] |
Loans and Leases Receivable Disclosure [Line Items] |
Amortized cost of collateral dependent loans | $ 1,735

X
- Definition Amortized cost of collateral dependent loans + References No definition available. + Details
Name: | brbs_AmortizedCostOfCollateralDependentLoans
Namespace Prefix: | brbs_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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_LoansAndLeasesReceivableDisclosureLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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

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

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

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

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