XML 61 R49.htm IDEA: XBRL DOCUMENT
v3.22.4

Related Party Transactions (Narrative) (Details) | 12 Months Ended
--- | ---
Dec. 31, 2023 USD ($) | Dec. 31, 2022 USD ($) item | Dec. 31, 2021 USD ($) | Dec. 31, 2000 USD ($)
Related Party Transaction [Line Items] |  |  |  |
Operating lease liability, current |  | $ 3,062,000 | $ 3,296,000 |
Law Firm Owned By Director Of Bank And Company [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Related party expenses |  | $ 75,000 | 0 |
New Bay LLC [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Related party percentage owned by Directors |  | 100.00% |  |
Related party expenses |  | $ 165,000 | 165,000 | $ 943,000
Lease term |  | 25 years |  |
Monthly rent expense |  | $ 13,750 | 13,750 |
Frequency of rent adjustments |  | 5 years |  |
New Bay LLC [Member] | Forecast [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Related party expenses | $ 165,000 |  |  |
190 Park Avenue LLC [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Related party expenses |  | $ 102,053 | 99,482 |
Lease term |  | 10 years |  |
Monthly rent expense |  | $ 7,588 |  |
Number of related parties | item |  | 2 |  |
190 Park Avenue LLC [Member] | Forecast [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Related party expenses | 102,883 |  |  |
734 Ridge Realty [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Related party expenses |  | $ 92,610 | 90,773 |
Lease term |  | 5 years |  |
Monthly rent expense |  | $ 7,718 |  |
Number of related parties | item |  | 7 |  |
734 Ridge Realty [Member] | Forecast [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Related party expenses | 92,610 |  |  |
876 Kinderkamack LLC [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Related party expenses |  | $ 96,000 | $ 96,000 |
Lease term |  | 10 years |  |
Monthly rent expense |  | $ 8,000 |  |
876 Kinderkamack LLC [Member] | Forecast [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Related party expenses | $ 96,000 |  |  |

X
- Definition Frequency Of Rent Adjustments + References No definition available. + Details
Name: | bcbp_FrequencyOfRentAdjustments
Namespace Prefix: | bcbp_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number Of Related Parties + References No definition available. + Details
Name: | bcbp_NumberOfRelatedParties
Namespace Prefix: | bcbp_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Operating Leases, Lease Term + References No definition available. + Details
Name: | bcbp_OperatingLeasesLeaseTerm
Namespace Prefix: | bcbp_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Operating Leases, Rent Expense, Monthly Amount + References No definition available. + Details
Name: | bcbp_OperatingLeasesRentExpenseMonthlyAmount
Namespace Prefix: | bcbp_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Related Party Percentage Owned By Directors + References No definition available. + Details
Name: | bcbp_RelatedPartyPercentageOwnedByDirectors
Namespace Prefix: | bcbp_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Present value of lessee's discounted obligation for lease payments from operating lease, classified as current. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 45 -Paragraph 1 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=123391704&loc=SL77918627-209977 + Details
Name: | us-gaap_OperatingLeaseLiabilityCurrent
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Expenses recognized resulting from transactions (excluding transactions that are eliminated in consolidated or combined financial statements) with related party. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 850 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (c) -URI https://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864 + Details
Name: | us-gaap_RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty
Namespace Prefix: | us-gaap_
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_RelatedPartyTransactionLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=bcbp_LawFirmOwnedByDirectorOfBankAndCompanyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=bcbp_NewBayLlcMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementScenarioAxis=srt_ScenarioForecastMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=bcbp_OneHundredNinetyParkAvenueLlcMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=bcbp_SevenHundredThirtyFourRidgeRealtyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=bcbp_EightHundredSeventySixKinderkamackLlcMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |