XML 59 R50.htm IDEA: XBRL DOCUMENT v3.22.1

Loans and Allowance for Loan Losses - Summary of Investment of PCI Loans (Detail) - Real Estate [Member] - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Mar. 31, 2022	Dec. 31, 2021
30-89 Days Past Due [Member]
Financing Receivable, Past Due [Line Items]
Purchase loans	$ 146	$ 147
30-89 Days Past Due [Member] | Commercial and Industrial [Member]
Financing Receivable, Past Due [Line Items]
Purchase loans	0	0
30-89 Days Past Due [Member] | Construction, Commercial [Member]
Financing Receivable, Past Due [Line Items]
Purchase loans	0	0
30-89 Days Past Due [Member] | Mortgage, Commercial [Member]
Financing Receivable, Past Due [Line Items]
Purchase loans	0	0
30-89 Days Past Due [Member] | Mortgage, Residential [Member]
Financing Receivable, Past Due [Line Items]
Purchase loans	146	147
30-89 Days Past Due [Member] | Consumer [Member]
Financing Receivable, Past Due [Line Items]
Purchase loans	0	0
Greater than 90 Days Past Due & Accruing [Member]
Financing Receivable, Past Due [Line Items]
Purchase loans	0	4
Greater than 90 Days Past Due & Accruing [Member] | Commercial and Industrial [Member]
Financing Receivable, Past Due [Line Items]
Purchase loans	0	0
Greater than 90 Days Past Due & Accruing [Member] | Construction, Commercial [Member]
Financing Receivable, Past Due [Line Items]
Purchase loans	0	0
Greater than 90 Days Past Due & Accruing [Member] | Mortgage, Commercial [Member]
Financing Receivable, Past Due [Line Items]
Purchase loans	0	0
Greater than 90 Days Past Due & Accruing [Member] | Mortgage, Residential [Member]
Financing Receivable, Past Due [Line Items]
Purchase loans	0	0
Greater than 90 Days Past Due & Accruing [Member] | Consumer [Member]
Financing Receivable, Past Due [Line Items]
Purchase loans	0	4
Current [Member]
Financing Receivable, Past Due [Line Items]
Purchase loans	57,695	83,878
Current [Member] | Commercial and Industrial [Member]
Financing Receivable, Past Due [Line Items]
Purchase loans	6,471	8,903
Current [Member] | Construction, Commercial [Member]
Financing Receivable, Past Due [Line Items]
Purchase loans	1,196	14,754
Current [Member] | Mortgage, Commercial [Member]
Financing Receivable, Past Due [Line Items]
Purchase loans	42,031	51,872
Current [Member] | Mortgage, Residential [Member]
Financing Receivable, Past Due [Line Items]
Purchase loans	7,407	7,474
Current [Member] | Consumer [Member]
Financing Receivable, Past Due [Line Items]
Purchase loans	590	875
Total Loans [Member]
Financing Receivable, Past Due [Line Items]
Purchase loans	57,841	84,029
Total Loans [Member] | Commercial and Industrial [Member]
Financing Receivable, Past Due [Line Items]
Purchase loans	6,471	8,903
Total Loans [Member] | Construction, Commercial [Member]
Financing Receivable, Past Due [Line Items]
Purchase loans	1,196	14,754
Total Loans [Member] | Mortgage, Commercial [Member]
Financing Receivable, Past Due [Line Items]
Purchase loans	42,031	51,872
Total Loans [Member] | Mortgage, Residential [Member]
Financing Receivable, Past Due [Line Items]
Purchase loans	7,553	7,621
Total Loans [Member] | Consumer [Member]
Financing Receivable, Past Due [Line Items]
Purchase loans	$ 590	$ 879

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

X

- Definition

Amount of increase from purchase of financing receivable.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
-SubTopic 20
-Section 50
-Paragraph 11
-Subparagraph (h)
-URI http://asc.fasb.org/extlink&oid=124255953&loc=SL82919244-210447

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 11B
-Subparagraph (e)
-URI http://asc.fasb.org/extlink&oid=123577603&loc=SL6953423-111524

+ Details

Name:	us-gaap_FinancingReceivableSignificantPurchases
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Details

Name:	us-gaap_FinancingReceivablesPeriodPastDueAxis=brbs_FinancingReceivables30To89DaysPastDueMember
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_CommercialAndIndustrialMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivablePortfolioSegmentAxis=brbs_CommercialConstructionMember
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:

X

- Details

Name:	us-gaap_FinancingReceivablePortfolioSegmentAxis=brbs_ConsumerLoansMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivablesPeriodPastDueAxis=us-gaap_FinancingReceivablesEqualToGreaterThan90DaysPastDueMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivablesPeriodPastDueAxis=us-gaap_FinancialAssetNotPastDueMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivablesPeriodPastDueAxis=brbs_TotalLoanMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: