XML 76 R61.htm IDEA: XBRL DOCUMENT v3.25.0.1

Loans Receivable and Allowance for Credit Losses (Amortized Cost of Loans Modified) (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2024 USD ($) item
Accounts, Notes, Loans and Financing Receivable [Line Items]
Number | item	279
Financing Receivable	$ 79,802
% of Total Class of Financing Receivable	2.63%
Payment Deferral [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing Receivable	$ 1,467
Extended Maturity [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing Receivable	63,299
Extended Maturity and Interest Rate Reduction [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing Receivable	$ 15,036
Residential [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Number | item	1
Financing Receivable	$ 173
% of Total Class of Financing Receivable	0.07%
Residential [Member] | Payment Deferral [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing Receivable	$ 173
Commercial & Multi-family [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Number | item	1
Financing Receivable	$ 15,036
% of Total Class of Financing Receivable	0.67%
Commercial & Multi-family [Member] | Extended Maturity and Interest Rate Reduction [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing Receivable	$ 15,036
Commercial Business [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Number | item	1
Financing Receivable	$ 1,294
% of Total Class of Financing Receivable	0.52%
Commercial Business [Member] | Payment Deferral [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing Receivable	$ 1,294
Business Express [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Number | item	276
Financing Receivable	$ 63,299
% of Total Class of Financing Receivable	68.10%
Business Express [Member] | Extended Maturity [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing Receivable	$ 63,299

X

- Definition

Financing Receivable Modifications Number

+ References

No definition available.

+ Details

Name:	bcbp_FinancingReceivableModificationsNumber
Namespace Prefix:	bcbp_
Data Type:	xbrli:integerItemType
Balance Type:	na
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

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 310
-SubTopic 20
-Name Accounting Standards Codification
-Section 40
-Paragraph 7
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481628/310-20-40-7

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481990/310-10-45-2

+ Details

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

X

- Definition

Amortized cost excluding accrued interest, of financing receivable modified during period for debtor experiencing financial difficulty.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 42
-Subparagraph (a)(1)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481962/310-10-50-42

+ Details

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

X

- Definition

Percentage of financing receivable modified during period for debtor experiencing financial difficulty to total financing receivables.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 55
-Paragraph 12A
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481933/310-10-55-12A

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 42
-Subparagraph (a)(1)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481962/310-10-50-42

+ Details

Name:	us-gaap_FinancingReceivableModificationToTotalFinancingReceivablesPercent
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	us-gaap_LoanRestructuringModificationAxis=us-gaap_PaymentDeferralMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_LoanRestructuringModificationAxis=us-gaap_ExtendedMaturityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_LoanRestructuringModificationAxis=us-gaap_ExtendedMaturityAndInterestRateReductionMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_ResidentialPortfolioSegmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_CommercialRealEstatePortfolioSegmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_CommercialPortfolioSegmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=bcbp_BusinessExpressMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: