XML 52 R40.htm IDEA: XBRL DOCUMENT
v3.24.2.u1

LOANS AND ALLOWANCE FOR CREDIT LOSSES - Summary of Past Due Loans (Details) - USD ($) $ in Thousands | Jun. 30, 2024 | Dec. 31, 2023
--- | --- | ---
Financing Receivable, Past Due [Line Items] |  |
Total loans | $ 3,064,181 | $ 2,999,049
30-59 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total loans | 1,584 | 2,595
60-89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total loans | 1,355 | 688
90 Days or Greater Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total loans | 2,382 | 2,769
Total Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total loans | 5,321 | 6,052
Current |  |
Financing Receivable, Past Due [Line Items] |  |
Total loans | 3,058,860 | 2,992,997
Construction and land development | Total commercial loans |  |
Financing Receivable, Past Due [Line Items] |  |
Total loans | 179,259 | 154,048
Construction and land development | Total commercial loans | Current |  |
Financing Receivable, Past Due [Line Items] |  |
Total loans | 179,259 | 154,048
Commercial real estate owner occupied | Total commercial real estate |  |
Financing Receivable, Past Due [Line Items] |  |
Total loans | 277,385 | 310,015
Commercial real estate owner occupied | Total commercial real estate | 60-89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total loans | 835 |
Commercial real estate owner occupied | Total commercial real estate | Total Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total loans | 835 |
Commercial real estate owner occupied | Total commercial real estate | Current |  |
Financing Receivable, Past Due [Line Items] |  |
Total loans | 276,550 | 310,015
Commercial real estate non-owner occupied | Total commercial real estate |  |
Financing Receivable, Past Due [Line Items] |  |
Total loans | 1,229,493 | 1,144,566
Commercial real estate non-owner occupied | Total commercial real estate | 30-59 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total loans | 206 |
Commercial real estate non-owner occupied | Total commercial real estate | 90 Days or Greater Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total loans | 89 | 103
Commercial real estate non-owner occupied | Total commercial real estate | Total Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total loans | 295 | 103
Commercial real estate non-owner occupied | Total commercial real estate | Current |  |
Financing Receivable, Past Due [Line Items] |  |
Total loans | 1,229,198 | 1,144,463
Tax exempt |  |
Financing Receivable, Past Due [Line Items] |  |
Total loans | 38,118 | 43,688
Tax exempt | Current |  |
Financing Receivable, Past Due [Line Items] |  |
Total loans | 38,118 | 43,688
Commercial and industrial | Total commercial and industrial |  |
Financing Receivable, Past Due [Line Items] |  |
Total loans | 322,657 | 310,883
Commercial and industrial | Total commercial and industrial | 30-59 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total loans | 172 | 465
Commercial and industrial | Total commercial and industrial | 60-89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total loans | 45 | 59
Commercial and industrial | Total commercial and industrial | 90 Days or Greater Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total loans | 1,094 | 330
Commercial and industrial | Total commercial and industrial | Total Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total loans | 1,311 | 854
Commercial and industrial | Total commercial and industrial | Current |  |
Financing Receivable, Past Due [Line Items] |  |
Total loans | 321,346 | 310,029
Residential mortgages | Total residential real estate |  |
Financing Receivable, Past Due [Line Items] |  |
Total loans | 918,578 | 940,334
Residential mortgages | Total residential real estate | 30-59 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total loans | 629 | 1,520
Residential mortgages | Total residential real estate | 60-89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total loans | 222 | 627
Residential mortgages | Total residential real estate | 90 Days or Greater Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total loans | 1,123 | 1,999
Residential mortgages | Total residential real estate | Total Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total loans | 1,974 | 4,146
Residential mortgages | Total residential real estate | Current |  |
Financing Receivable, Past Due [Line Items] |  |
Total loans | 916,604 | 936,188
Home equity |  |
Financing Receivable, Past Due [Line Items] |  |
Total loans | 90,465 | 87,683
Home equity | 30-59 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total loans | 542 | 600
Home equity | 60-89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total loans | 214 |
Home equity | 90 Days or Greater Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total loans | 75 | 337
Home equity | Total Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total loans | 831 | 937
Home equity | Current |  |
Financing Receivable, Past Due [Line Items] |  |
Total loans | 89,634 | 86,746
Other consumer | Total consumer |  |
Financing Receivable, Past Due [Line Items] |  |
Total loans | 8,226 | 7,832
Other consumer | Total consumer | 30-59 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total loans | 35 | 10
Other consumer | Total consumer | 60-89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total loans | 39 | 2
Other consumer | Total consumer | 90 Days or Greater Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total loans | 1 |
Other consumer | Total consumer | Total Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total loans | 75 | 12
Other consumer | Total consumer | Current |  |
Financing Receivable, Past Due [Line Items] |  |
Total loans | $ 8,151 | $ 7,820

X
- Definition Amortized cost excluding accrued interest, before allowance for credit loss, of financing receivable. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479344/326-20-45-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 3B -Publisher FASB -URI https://asc.fasb.org//1943274/2147479319/326-20-50-3B Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479319/326-20-50-5 + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss
Namespace Prefix: | us-gaap_
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/2009/role/commonPracticeRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 14 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479319/326-20-50-14 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 80 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479294/326-20-55-80 + Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentPastDueLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_FinancingReceivablesPeriodPastDueAxis=us-gaap_FinancingReceivables30To59DaysPastDueMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablesPeriodPastDueAxis=us-gaap_FinancingReceivables60To89DaysPastDueMember
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_FinancialAssetPastDueMember
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_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_ConstructionLoansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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

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

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

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

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

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

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

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

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=bhb_OtherConsumerLoansMember
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: |