XML 85 R73.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Loans - Pre-Modification and Post-Modification Outstanding Recorded Investment (Details) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2018 USD ($) loan
Accounts, Notes, Loans and Financing Receivable [Line Items] |
Number of Loans | loan | 18
Pre-Modification Outstanding Recorded Investment | $ 9,365
Post-Modification Outstanding Recorded Investment | 9,032
Specific Reserves | $ 1,344
Commercial | Real Estate |
Accounts, Notes, Loans and Financing Receivable [Line Items] |
Number of Loans | loan | 9
Pre-Modification Outstanding Recorded Investment | $ 1,729
Post-Modification Outstanding Recorded Investment | 1,727
Specific Reserves | $ 42
Commercial | Construction |
Accounts, Notes, Loans and Financing Receivable [Line Items] |
Number of Loans | loan | 0
Pre-Modification Outstanding Recorded Investment | $ 0
Post-Modification Outstanding Recorded Investment | 0
Specific Reserves | $ 0
Commercial | Other |
Accounts, Notes, Loans and Financing Receivable [Line Items] |
Number of Loans | loan | 6
Pre-Modification Outstanding Recorded Investment | $ 7,116
Post-Modification Outstanding Recorded Investment | 6,798
Specific Reserves | $ 1,276
Municipal |
Accounts, Notes, Loans and Financing Receivable [Line Items] |
Number of Loans | loan | 0
Pre-Modification Outstanding Recorded Investment | $ 0
Post-Modification Outstanding Recorded Investment | 0
Specific Reserves | $ 0
Residential | Construction |
Accounts, Notes, Loans and Financing Receivable [Line Items] |
Number of Loans | loan | 0
Pre-Modification Outstanding Recorded Investment | $ 0
Post-Modification Outstanding Recorded Investment | 0
Specific Reserves | $ 0
Residential | Term |
Accounts, Notes, Loans and Financing Receivable [Line Items] |
Number of Loans | loan | 3
Pre-Modification Outstanding Recorded Investment | $ 520
Post-Modification Outstanding Recorded Investment | 507
Specific Reserves | $ 26
Home Equity LIne of Credit |
Accounts, Notes, Loans and Financing Receivable [Line Items] |
Number of Loans | loan | 0
Pre-Modification Outstanding Recorded Investment | $ 0
Post-Modification Outstanding Recorded Investment | 0
Specific Reserves | $ 0
Consumer |
Accounts, Notes, Loans and Financing Receivable [Line Items] |
Number of Loans | loan | 0
Pre-Modification Outstanding Recorded Investment | $ 0
Post-Modification Outstanding Recorded Investment | 0
Specific Reserves | $ 0

X
- Definition The number of financing receivables that have been modified by troubled debt restructurings during the current period. + References No definition available. + Details
Name: | fnlc_FinancingReceivableModificationsNumberOfContractsDuringPeriod
Namespace Prefix: | fnlc_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Specific allowance for loan and lease losses on receivable financings that are classified as troubled debt restructurings during the current period. + References No definition available. + Details
Name: | fnlc_TroubledDebtRestructuringLoansAndLeasesReceivableSpecificAllowanceCurrentPeriod
Namespace Prefix: | fnlc_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
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_AccountsNotesAndLoansReceivableLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Post-modification amount of investment in financing receivables modified by troubled debt restructurings. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 33 -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953676-111524 + Details
Name: | us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Pre-modification amount of investment in financing receivables modified by troubled debt restructurings. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 33 -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953676-111524 + Details
Name: | us-gaap_FinancingReceivableModificationsPreModificationRecordedInvestment2
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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

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

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

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=fnlc_HomeEquityLIneofCreditPortfolioMember
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: |