XML 65 R57.htm IDEA: XBRL DOCUMENT
v3.24.2.u1

Loans (Details 2) - USD ($) $ in Thousands | Jun. 30, 2024 | Dec. 31, 2023
--- | --- | ---
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Nonaccrual with no allowance for credit loss | $ 5,335 | $ 5,052
Nonaccrual with an allowance for credit loss | 5,560 | 7,728
Loans Past Due 90 Days or More Still Accruing | 1,975 | 655
Commercial real estate, Non-owner occupied |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Nonaccrual with no allowance for credit loss |  | 1,630
Commercial real estate, Non-owner occupied | Commercial real estate - Owner occupied |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Nonaccrual with no allowance for credit loss | 0 | 1,630
Originated Loans | Commercial real estate, Owner occupied | Commercial real estate - Owner occupied |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Nonaccrual with no allowance for credit loss | 1,694 | 1,804
Nonaccrual with an allowance for credit loss | 762 | 830
Loans Past Due 90 Days or More Still Accruing | 0 | 0
Originated Loans | Commercial real estate, Non-owner occupied | Commercial real estate - Owner occupied |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Nonaccrual with no allowance for credit loss | 16 | 19
Nonaccrual with an allowance for credit loss | 146 | 1,491
Loans Past Due 90 Days or More Still Accruing | 0 | 0
Originated Loans | Commercial real estate, Other | Commercial real estate - Owner occupied |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Nonaccrual with no allowance for credit loss | 0 | 0
Nonaccrual with an allowance for credit loss | 70 | 80
Loans Past Due 90 Days or More Still Accruing | 0 | 0
Originated Loans | Commercial real estate, Farmland | Commercial real estate - Owner occupied |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Nonaccrual with no allowance for credit loss | 1,839 | 1,957
Nonaccrual with an allowance for credit loss | 7 | 9
Loans Past Due 90 Days or More Still Accruing | 0 | 0
Originated Loans | Commercial, Commercial and industrial | Commercial |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Nonaccrual with no allowance for credit loss | 944 | 394
Nonaccrual with an allowance for credit loss | 1,311 | 1,408
Loans Past Due 90 Days or More Still Accruing | 432 | 0
Originated Loans | Commercial, Agricultural | Commercial |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Nonaccrual with no allowance for credit loss | 184 | 203
Nonaccrual with an allowance for credit loss | 247 | 317
Loans Past Due 90 Days or More Still Accruing | 0 | 0
Originated Loans | Residential real estate, 1-4 family residential | Residential real estate -1-4 family |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Nonaccrual with no allowance for credit loss | 373 | 348
Nonaccrual with an allowance for credit loss | 2,592 | 3,009
Loans Past Due 90 Days or More Still Accruing | 1,412 | 460
Originated Loans | Residential real estate, Home equity lines of credit | Residential real estate -1-4 family |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Nonaccrual with no allowance for credit loss | 162 | 240
Nonaccrual with an allowance for credit loss | 153 | 210
Loans Past Due 90 Days or More Still Accruing | 0 | 69
Originated Loans | Consumer, Indirect | Consumer |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Nonaccrual with no allowance for credit loss | 57 | 22
Nonaccrual with an allowance for credit loss | 226 | 300
Loans Past Due 90 Days or More Still Accruing | 111 | 125
Originated Loans | Consumer, Direct | Consumer |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Nonaccrual with no allowance for credit loss | 66 | 65
Nonaccrual with an allowance for credit loss | 45 | 69
Loans Past Due 90 Days or More Still Accruing | 20 | 1
Originated Loans | Consumer, Other | Consumer |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Nonaccrual with no allowance for credit loss | 0 | 0
Nonaccrual with an allowance for credit loss | 1 | 5
Loans Past Due 90 Days or More Still Accruing | $ 0 | $ 0

X
- Definition Nonaccrual loans with no allowance for credit loss. + References No definition available. + Details
Name: | fmnb_NonaccrualLoansWithNoAllowanceForCreditLoss
Namespace Prefix: | fmnb_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amortized cost of financing receivable 90 days or more past due and still accruing. Excludes net investment in lease. + References Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 7 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481962/310-10-50-7 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 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 16 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-16 + Details
Name: | us-gaap_FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amortized cost of financing receivable on nonaccrual status. Excludes net investment in lease. + References Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 7 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481962/310-10-50-7 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name Regulation S-K (SK) -Number 229 -Section 1405 -Paragraph a -Subparagraph (3) -Publisher SEC Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name Regulation S-K (SK) -Number 229 -Section 1405 -Paragraph a -Subparagraph (2) -Publisher SEC Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 16 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-16 + Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentNonaccrualStatus
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_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=fmnb_CommercialRealEstateNonOwnerOccupiedMember
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_FinancialInstrumentAxis=fmnb_OriginatedLoansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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

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

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

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

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

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

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

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