$FMNB
FARMERS NATIONAL BANC CORP /OH/ Stock $fmnb

$fmnb Overview Financials Valuation SEC Filings Company Website

2021 Q4 Form 10-K Financial Statement

#000156459022009271 Filed on March 09, 2022

Income Statement

Concept	2021 Q4	2021 Q3	2021 Q1
Revenue	$31.69M	$28.38M	$27.79M
YoY Change	9.89%	2.68%	0.26%
Cost Of Revenue
YoY Change
Gross Profit
YoY Change
Gross Profit Margin
Selling, General & Admin
YoY Change
% of Gross Profit
Research & Development		$117.0K	$138.0K
YoY Change		-35.71%	-32.02%
% of Gross Profit
Depreciation & Amortization	$1.110M	$830.0K	$800.0K
YoY Change	38.75%	6.41%	6.67%
% of Gross Profit
Operating Expenses		$117.0K	$138.0K
YoY Change		-35.71%	-32.02%
Operating Profit
YoY Change
Interest Expense	$1.986M	$1.841M	$2.523M
YoY Change	-34.46%	-46.95%	-53.41%
% of Operating Profit
Other Income/Expense, Net
YoY Change
Pretax Income	$6.210M	$19.37M	$17.66M
YoY Change	-54.7%	45.5%	70.85%
Income Tax	$508.0K	$3.358M	$3.101M
% Of Pretax Income	8.18%	17.34%	17.56%
Net Earnings	$5.702M	$16.01M	$14.56M
YoY Change	-49.79%	47.31%	68.49%
Net Earnings / Revenue	18.0%	56.43%	52.38%
Basic Earnings Per Share		$0.57	$0.52
Diluted Earnings Per Share	$0.18	$0.56	$0.51
COMMON SHARES
Basic Shares Outstanding		28.25M	28.22M
Diluted Shares Outstanding		28.36M	28.34M

Balance Sheet

Concept	2021 Q4	2021 Q3	2021 Q1
SHORT-TERM ASSETS
Cash & Short-Term Investments
YoY Change
Cash & Equivalents	$112.8M	$79.81M	$326.4M
Short-Term Investments
Other Short-Term Assets
YoY Change
Inventory
Prepaid Expenses
Receivables
Other Receivables
Total Short-Term Assets
YoY Change
LONG-TERM ASSETS
Property, Plant & Equipment	$37.52M	$24.80M	$25.40M
YoY Change	46.45%	-4.44%	0.0%
Goodwill	$94.20M	$45.80M	$45.80M
YoY Change	105.68%	-3.38%	-3.38%
Intangibles
YoY Change
Long-Term Investments
YoY Change
Other Assets
YoY Change
Total Long-Term Assets
YoY Change
TOTAL ASSETS
Total Short-Term Assets
Total Long-Term Assets
Total Assets	$4.143B	$3.317B	$3.325B
YoY Change	34.89%	10.97%	24.6%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable
YoY Change
Accrued Expenses
YoY Change
Deferred Revenue
YoY Change
Short-Term Debt	$0.00	$0.00	$5.210M
YoY Change	-100.0%	-100.0%	-73.95%
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities			$5.200M
YoY Change			4.0%
LONG-TERM LIABILITIES
Long-Term Debt	$87.80M	$9.600M	$9.500M
YoY Change	14.92%	-87.45%	-87.65%
Other Long-Term Liabilities	$35.30M	$23.50M	$64.40M
YoY Change	12.78%	-19.52%	199.53%
Total Long-Term Liabilities	$123.1M	$33.10M	$73.90M
YoY Change	14.3%	-68.68%	-24.9%
TOTAL LIABILITIES
Total Short-Term Liabilities			$5.200M
Total Long-Term Liabilities	$123.1M	$33.10M	$73.90M
Total Liabilities	$3.670B	$2.940B	$2.977B
YoY Change	34.89%	10.96%	25.9%
SHAREHOLDERS EQUITY
Retained Earnings	$173.9M
YoY Change	25.94%
Common Stock	$306.1M
YoY Change	46.64%
Preferred Stock
YoY Change
Treasury Stock (at cost)	$16.88M
YoY Change	-10.06%
Treasury Stock Shares	$1.231M		$1.341M
Shareholders Equity	$472.4M	$377.5M	$347.4M
YoY Change
Total Liabilities & Shareholders Equity	$4.143B	$3.317B	$3.325B
YoY Change	34.89%	10.97%	24.6%

Cashflow Statement

Concept	2021 Q4	2021 Q3	2021 Q1
OPERATING ACTIVITIES
Net Income	$5.702M	$16.01M	$14.56M
YoY Change	-49.79%	47.31%	68.49%
Depreciation, Depletion And Amortization	$1.110M	$830.0K	$800.0K
YoY Change	38.75%	6.41%	6.67%
Cash From Operating Activities	$14.97M	$16.51M	$7.037M
YoY Change	-33.11%	116.67%	21.73%
INVESTING ACTIVITIES
Capital Expenditures	-$920.0K	-$340.0K	$219.0K
YoY Change	1050.0%	-53.42%	-90.39%
Acquisitions			$0.00
YoY Change			-100.0%
Other Investing Activities	$8.650M	-$141.4M	-$154.7M
YoY Change	-27.86%	1561.22%	-2912.91%
Cash From Investing Activities	$7.740M	-$141.7M	-$154.9M
YoY Change	-35.01%	1433.66%	-4911.55%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net			$116.0K
YoY Change			-99.19%
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	10.27M	55.65M	219.7M
YoY Change	-50.51%	-42.78%	6464.82%
NET CHANGE
Cash From Operating Activities	14.97M	16.51M	7.037M
Cash From Investing Activities	7.740M	-141.7M	-154.9M
Cash From Financing Activities	10.27M	55.65M	219.7M
Net Change In Cash	32.98M	-69.55M	71.76M
YoY Change	-40.08%	-172.73%	481.23%
FREE CASH FLOW
Cash From Operating Activities	$14.97M	$16.51M	$7.037M
Capital Expenditures	-$920.0K	-$340.0K	$219.0K
Free Cash Flow	$15.89M	$16.85M	$6.818M
YoY Change	-29.25%	101.8%	94.69%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value
CY2020Q4	fmnb	Other Real Estate Owned Measured At Fair Value Net OtherRealEstateOwnedMeasuredAtFairValueNet	0
CY2021	us-gaap	Lessee Operating Lease Existence Of Option To Extend LesseeOperatingLeaseExistenceOfOptionToExtend	true
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CY2020	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	1327000
CY2021Q4	us-gaap	Operating Lease Liability Statement Of Financial Position Extensible List OperatingLeaseLiabilityStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2021-01-31#OtherLiabilities
CY2020Q4	us-gaap	Operating Lease Liability Statement Of Financial Position Extensible List OperatingLeaseLiabilityStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2021-01-31#OtherLiabilities
CY2021	fmnb	Period Of Federal Fund Purchased And Sold PeriodOfFederalFundPurchasedAndSold	P1D
CY2021Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies
CY2020Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies
CY2021Q4	us-gaap	Operating Lease Right Of Use Asset Statement Of Financial Position Extensible List OperatingLeaseRightOfUseAssetStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2021-01-31#OtherAssets
CY2020Q4	us-gaap	Operating Lease Right Of Use Asset Statement Of Financial Position Extensible List OperatingLeaseRightOfUseAssetStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2021-01-31#OtherAssets
CY2021Q4	us-gaap	Operating Lease Liability Statement Of Financial Position Extensible List OperatingLeaseLiabilityStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2021-01-31#OtherLiabilities
CY2021	dei	Auditor Name AuditorName	CliftonLarsonAllen LLP
CY2021	dei	Auditor Location AuditorLocation	Toledo, Ohio
CY2021Q4	us-gaap	Cash And Due From Banks CashAndDueFromBanks	29150000
CY2020Q4	us-gaap	Cash And Due From Banks CashAndDueFromBanks	20503000
CY2021Q4	fmnb	Federal Funds Sold And Other FederalFundsSoldAndOther	83640000
CY2020Q4	fmnb	Federal Funds Sold And Other FederalFundsSoldAndOther	234118000
CY2021Q4	us-gaap	Cash Cash Equivalents And Federal Funds Sold CashCashEquivalentsAndFederalFundsSold	112790000
CY2020Q4	us-gaap	Cash Cash Equivalents And Federal Funds Sold CashCashEquivalentsAndFederalFundsSold	254621000
CY2021Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	1427677000
CY2020Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	575600000
CY2021Q4	us-gaap	Other Investments OtherInvestments	30459000
CY2020Q4	us-gaap	Other Investments OtherInvestments	21529000
CY2021Q4	us-gaap	Loans Receivable Held For Sale Net Not Part Of Disposal Group LoansReceivableHeldForSaleNetNotPartOfDisposalGroup	4545000
CY2020Q4	us-gaap	Loans Receivable Held For Sale Net Not Part Of Disposal Group LoansReceivableHeldForSaleNetNotPartOfDisposalGroup	4766000
CY2021Q4	us-gaap	Loans And Leases Receivable Net Of Deferred Income LoansAndLeasesReceivableNetOfDeferredIncome	2331082000
CY2020Q4	us-gaap	Loans And Leases Receivable Net Of Deferred Income LoansAndLeasesReceivableNetOfDeferredIncome	2078044000
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CY2020	fmnb	Bank Owned Life Insurance Income Including Death Benefit BankOwnedLifeInsuranceIncomeIncludingDeathBenefit	795000
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CY2020	fmnb	Other Mortgage Banking Income Loss Net OtherMortgageBankingIncomeLossNet	-83000
CY2019	fmnb	Other Mortgage Banking Income Loss Net OtherMortgageBankingIncomeLossNet	49000
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CY2021	us-gaap	State And Local Income Tax Expense Benefit Continuing Operations StateAndLocalIncomeTaxExpenseBenefitContinuingOperations	2277000
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CY2021	fmnb	Provision For Unfunded Loans ProvisionForUnfundedLoans	244000
CY2020	fmnb	Provision For Unfunded Loans ProvisionForUnfundedLoans	-59000
CY2019	fmnb	Provision For Unfunded Loans ProvisionForUnfundedLoans	290000
CY2021	us-gaap	Depreciation Amortization And Accretion Net DepreciationAmortizationAndAccretionNet	3539000
CY2020	us-gaap	Depreciation Amortization And Accretion Net DepreciationAmortizationAndAccretionNet	3122000
CY2019	us-gaap	Depreciation Amortization And Accretion Net DepreciationAmortizationAndAccretionNet	2839000
CY2021	us-gaap	Amortization Of Debt Discount Premium AmortizationOfDebtDiscountPremium	3555000
CY2020	us-gaap	Amortization Of Debt Discount Premium AmortizationOfDebtDiscountPremium	2347000
CY2019	us-gaap	Amortization Of Debt Discount Premium AmortizationOfDebtDiscountPremium	2323000
CY2021	us-gaap	Debt Securities Gain Loss DebtSecuritiesGainLoss	838000
CY2020	us-gaap	Debt Securities Gain Loss DebtSecuritiesGainLoss	385000
CY2019	us-gaap	Debt Securities Gain Loss DebtSecuritiesGainLoss	-11000
CY2021	us-gaap	Equity Securities Fv Ni Realized Gain Loss EquitySecuritiesFvNiRealizedGainLoss	166000
CY2020	us-gaap	Equity Securities Fv Ni Realized Gain Loss EquitySecuritiesFvNiRealizedGainLoss	-5000
CY2019	us-gaap	Equity Securities Fv Ni Realized Gain Loss EquitySecuritiesFvNiRealizedGainLoss	53000
CY2021	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	-247000
CY2020	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	-77000
CY2019	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	-26000
CY2021	us-gaap	Share Based Compensation ShareBasedCompensation	1193000
CY2020	us-gaap	Share Based Compensation ShareBasedCompensation	1443000
CY2019	us-gaap	Share Based Compensation ShareBasedCompensation	1385000
CY2021	us-gaap	Gain Loss On Sale Of Properties GainLossOnSaleOfProperties	0
CY2020	us-gaap	Gain Loss On Sale Of Properties GainLossOnSaleOfProperties	38000
CY2019	us-gaap	Gain Loss On Sale Of Properties GainLossOnSaleOfProperties	-45000
CY2021	fmnb	Bank Owned Life Insurance Income Excluding Death Benefit Insurance Income BankOwnedLifeInsuranceIncomeExcludingDeathBenefitInsuranceIncome	1298000
CY2020	fmnb	Bank Owned Life Insurance Income Excluding Death Benefit Insurance Income BankOwnedLifeInsuranceIncomeExcludingDeathBenefitInsuranceIncome	795000
CY2019	fmnb	Bank Owned Life Insurance Income Excluding Death Benefit Insurance Income BankOwnedLifeInsuranceIncomeExcludingDeathBenefitInsuranceIncome	818000
CY2021	fmnb	Gain Loss On Disposition Of Fixed Assets GainLossOnDispositionOfFixedAssets	0
CY2020	fmnb	Gain Loss On Disposition Of Fixed Assets GainLossOnDispositionOfFixedAssets	0
CY2019	fmnb	Gain Loss On Disposition Of Fixed Assets GainLossOnDispositionOfFixedAssets	-12000
CY2021	fmnb	Income Recognized From Death Benefit On Bank Owned Life Insurance IncomeRecognizedFromDeathBenefitOnBankOwnedLifeInsurance	40000
CY2020	fmnb	Income Recognized From Death Benefit On Bank Owned Life Insurance IncomeRecognizedFromDeathBenefitOnBankOwnedLifeInsurance	0
CY2019	fmnb	Income Recognized From Death Benefit On Bank Owned Life Insurance IncomeRecognizedFromDeathBenefitOnBankOwnedLifeInsurance	0
CY2021	us-gaap	Payments For Origination Of Mortgage Loans Held For Sale PaymentsForOriginationOfMortgageLoansHeldForSale	398011000
CY2020	us-gaap	Payments For Origination Of Mortgage Loans Held For Sale PaymentsForOriginationOfMortgageLoansHeldForSale	245060000
CY2019	us-gaap	Payments For Origination Of Mortgage Loans Held For Sale PaymentsForOriginationOfMortgageLoansHeldForSale	75568000
CY2021	us-gaap	Proceeds From Sale Of Loans Held For Sale ProceedsFromSaleOfLoansHeldForSale	406381000
CY2020	us-gaap	Proceeds From Sale Of Loans Held For Sale ProceedsFromSaleOfLoansHeldForSale	255167000
CY2019	us-gaap	Proceeds From Sale Of Loans Held For Sale ProceedsFromSaleOfLoansHeldForSale	78591000
CY2021	us-gaap	Gain Loss On Sales Of Loans Net GainLossOnSalesOfLoansNet	8285000
CY2020	us-gaap	Gain Loss On Sales Of Loans Net GainLossOnSalesOfLoansNet	11362000
CY2019	us-gaap	Gain Loss On Sales Of Loans Net GainLossOnSalesOfLoansNet	3777000
CY2021	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	8081000
CY2020	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	6431000
CY2019	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	4465000
CY2021	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	54933000
CY2020	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	49066000
CY2019	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	38761000
CY2021	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	74376000
CY2020	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	61117000
CY2019	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	35583000
CY2021	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	35175000
CY2020	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	60341000
CY2019	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	33424000
CY2021	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	849941000
CY2020	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	176212000
CY2019	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	83049000
CY2021	fmnb	Proceeds From Sale Of Equity Securities ProceedsFromSaleOfEquitySecurities	258000
CY2020	fmnb	Proceeds From Sale Of Equity Securities ProceedsFromSaleOfEquitySecurities	67000
CY2019	fmnb	Proceeds From Sale Of Equity Securities ProceedsFromSaleOfEquitySecurities	1302000
CY2021	fmnb	Purchase Of Equity Securities PurchaseOfEquitySecurities	68000
CY2020	fmnb	Purchase Of Equity Securities PurchaseOfEquitySecurities	842000
CY2019	fmnb	Purchase Of Equity Securities PurchaseOfEquitySecurities	1939000
CY2021	fmnb	Proceeds From Maturities And Repayments Of Sbic Funds ProceedsFromMaturitiesAndRepaymentsOfSBICFunds	1261000
CY2020	fmnb	Proceeds From Maturities And Repayments Of Sbic Funds ProceedsFromMaturitiesAndRepaymentsOfSBICFunds	0
CY2019	fmnb	Proceeds From Maturities And Repayments Of Sbic Funds ProceedsFromMaturitiesAndRepaymentsOfSBICFunds	0
CY2021	fmnb	Purchases Of Sbic Funds PurchasesOfSBICFunds	1116000
CY2020	fmnb	Purchases Of Sbic Funds PurchasesOfSBICFunds	0
CY2019	fmnb	Purchases Of Sbic Funds PurchasesOfSBICFunds	0
CY2021	fmnb	Purchase Of Restricted Stock PurchaseOfRestrictedStock	22000
CY2020	fmnb	Purchase Of Restricted Stock PurchaseOfRestrictedStock	2843000
CY2019	fmnb	Purchase Of Restricted Stock PurchaseOfRestrictedStock	0
CY2021	us-gaap	Payments For Proceeds From Loans And Leases PaymentsForProceedsFromLoansAndLeases	-231479000
CY2021	fmnb	Proceeds From Boli Death Benefit ProceedsFromBOLIDeathBenefit	352000
CY2020	fmnb	Proceeds From Boli Death Benefit ProceedsFromBOLIDeathBenefit	0
CY2019	fmnb	Proceeds From Boli Death Benefit ProceedsFromBOLIDeathBenefit	49000
CY2021	us-gaap	Payments For Proceeds From Life Insurance Policies PaymentsForProceedsFromLifeInsurancePolicies	0
CY2020	us-gaap	Payments For Proceeds From Life Insurance Policies PaymentsForProceedsFromLifeInsurancePolicies	15000000
CY2019	us-gaap	Payments For Proceeds From Life Insurance Policies PaymentsForProceedsFromLifeInsurancePolicies	0
CY2019	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	1458000
CY2021	us-gaap	Payments For Proceeds From Businesses And Interest In Affiliates PaymentsForProceedsFromBusinessesAndInterestInAffiliates	-83773000
CY2020	us-gaap	Payments For Proceeds From Businesses And Interest In Affiliates PaymentsForProceedsFromBusinessesAndInterestInAffiliates	2204000
CY2019	us-gaap	Payments For Proceeds From Businesses And Interest In Affiliates PaymentsForProceedsFromBusinessesAndInterestInAffiliates	0
CY2021	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-423613000
CY2020	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-159887000
CY2019	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-93146000
CY2021	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	241083000
CY2020	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	418663000
CY2019	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	209244000
CY2021	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	-6767000
CY2020	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	-49529000
CY2019	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	-167709000
CY2021	us-gaap	Repayments Of Long Term Debt And Capital Securities RepaymentsOfLongTermDebtAndCapitalSecurities	66980000
CY2020	us-gaap	Repayments Of Long Term Debt And Capital Securities RepaymentsOfLongTermDebtAndCapitalSecurities	47560000
CY2019	us-gaap	Repayments Of Long Term Debt And Capital Securities RepaymentsOfLongTermDebtAndCapitalSecurities	935000
CY2021	us-gaap	Proceeds From Issuance Of Long Term Debt And Capital Securities Net ProceedsFromIssuanceOfLongTermDebtAndCapitalSecuritiesNet	73749000
CY2020	us-gaap	Proceeds From Issuance Of Long Term Debt And Capital Securities Net ProceedsFromIssuanceOfLongTermDebtAndCapitalSecuritiesNet	0
CY2019	us-gaap	Proceeds From Issuance Of Long Term Debt And Capital Securities Net ProceedsFromIssuanceOfLongTermDebtAndCapitalSecuritiesNet	40000000
CY2021	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	14072000
CY2019	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	2842000
CY2020	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	294682000
CY2019	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	67219000
CY2021	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-141831000
CY2020	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	183861000
CY2019	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	12834000
CY2019Q4	us-gaap	Cash Cash Equivalents And Federal Funds Sold CashCashEquivalentsAndFederalFundsSold	70760000
CY2018Q4	us-gaap	Cash Cash Equivalents And Federal Funds Sold CashCashEquivalentsAndFederalFundsSold	57926000
CY2021Q4	us-gaap	Cash Cash Equivalents And Federal Funds Sold CashCashEquivalentsAndFederalFundsSold	112790000
CY2020Q4	us-gaap	Cash Cash Equivalents And Federal Funds Sold CashCashEquivalentsAndFederalFundsSold	254621000
CY2019Q4	us-gaap	Cash Cash Equivalents And Federal Funds Sold CashCashEquivalentsAndFederalFundsSold	70760000
CY2021	us-gaap	Interest Paid Net InterestPaidNet	8482000
CY2020	us-gaap	Interest Paid Net InterestPaidNet	16515000
CY2019	us-gaap	Interest Paid Net InterestPaidNet	19529000
CY2021	us-gaap	Income Taxes Paid IncomeTaxesPaid	12500000
CY2020	us-gaap	Income Taxes Paid IncomeTaxesPaid	9000000
CY2019	us-gaap	Income Taxes Paid IncomeTaxesPaid	6450000
CY2021	us-gaap	Transfer To Other Real Estate TransferToOtherRealEstate	0
CY2020	us-gaap	Transfer To Other Real Estate TransferToOtherRealEstate	73000
CY2019	us-gaap	Transfer To Other Real Estate TransferToOtherRealEstate	300000
CY2021	us-gaap	Stock Issued1 StockIssued1	98921000
CY2020	us-gaap	Stock Issued1 StockIssued1	22554000
CY2019	us-gaap	Stock Issued1 StockIssued1	0
CY2021	fmnb	Issuance Of Stock Awards IssuanceOfStockAwards	2136000
CY2020	fmnb	Issuance Of Stock Awards IssuanceOfStockAwards	1740000
CY2019	fmnb	Issuance Of Stock Awards IssuanceOfStockAwards	1203000
CY2021	fmnb	Security Purchases Not Settled SecurityPurchasesNotSettled	0
CY2020	fmnb	Security Purchases Not Settled SecurityPurchasesNotSettled	3889000
CY2019	fmnb	Security Purchases Not Settled SecurityPurchasesNotSettled	812000
CY2021	fmnb	Number Of Locations Served By Bank NumberOfLocationsServedByBank	47
CY2021	us-gaap	Use Of Estimates UseOfEstimates	<p style="text-align:justify;margin-bottom:0pt;margin-top:12pt;text-indent:0%;font-weight:bold;font-style:italic;font-size:10pt;font-family:Times New Roman;text-transform:none;font-variant: normal;">Estimates:<span style="font-weight:normal;font-style:normal;"> The preparation of financial statements in conformity with U.S. generally accepted accounting principles requires management to make estimates and assumptions that affect the reported amounts of assets and liabilities and disclosure of contingent assets and liabilities at the date of the financial statements and the reported amounts of revenues and expenses during the reporting period. Actual results could differ from those estimates.</span> </p>
CY2021	fmnb	Delinquent Period Of Loans After Which Interest Income Is Discontinued DelinquentPeriodOfLoansAfterWhichInterestIncomeIsDiscontinued	P90D
CY2021	us-gaap	Concentration Risk Credit Risk ConcentrationRiskCreditRisk	<p style="text-align:justify;margin-bottom:0pt;margin-top:12pt;text-indent:0%;font-weight:bold;font-style:italic;font-size:10pt;font-family:Times New Roman;text-transform:none;font-variant: normal;">Concentration of Credit Risk:<span style="font-weight:normal;font-style:normal;"> There are no significant concentrations of loans to any one industry or customer. However, most of the Company’s business activity is with customers located within Northeastern Ohio. Therefore, the Company’s exposure to credit risk is significantly affected by changes in the economy of an eleven county area. Loans secured by real estate represent 68.4% of the total portfolio and changes related to the real estate markets are monitored by management.</span></p>
CY2021	fmnb	Number Of County Economy Consider For Credit Risk Purpose NumberOfCountyEconomyConsiderForCreditRiskPurpose	11
CY2021	fmnb	Percentage Of Portfolio Loans Secured By Real Estate PercentageOfPortfolioLoansSecuredByRealEstate	0.684
CY2021Q4	us-gaap	Other Real Estate OtherRealEstate	0
CY2020Q4	us-gaap	Other Real Estate OtherRealEstate	0
CY2021Q4	us-gaap	Federal Home Loan Bank Stock And Federal Reserve Bank Stock FederalHomeLoanBankStockAndFederalReserveBankStock	15600000
CY2020Q4	us-gaap	Federal Home Loan Bank Stock And Federal Reserve Bank Stock FederalHomeLoanBankStockAndFederalReserveBankStock	14600000
CY2021	fmnb	Percentage Of Tax Benefit Likelihood To Be Realized Upon Examination PercentageOfTaxBenefitLikelihoodToBeRealizedUponExamination	0.50
CY2021	us-gaap	Prior Period Reclassification Adjustment Description PriorPeriodReclassificationAdjustmentDescription	Reclassification:<span style="font-weight:normal;font-style:normal;"> Some items in the prior year financial statements were reclassified to conform to the current presentation. Reclassifications had no effect on prior year net income or stockholders’ equity.</span>
CY2021	fmnb	Business Acquisitions Pro Forma Interest Income Expense Net BusinessAcquisitionsProFormaInterestIncomeExpenseNet	130005000
CY2020	fmnb	Business Acquisitions Pro Forma Interest Income Expense Net BusinessAcquisitionsProFormaInterestIncomeExpenseNet	120651000
CY2021	fmnb	Business Acquisitions Pro Forma Provision For Credit Losses BusinessAcquisitionsProFormaProvisionForCreditLosses	10893000
CY2020	fmnb	Business Acquisitions Pro Forma Provision For Credit Losses BusinessAcquisitionsProFormaProvisionForCreditLosses	10675000
CY2021	fmnb	Business Acquisitions Pro Forma Non Interest Income BusinessAcquisitionsProFormaNonInterestIncome	45393000
CY2020	fmnb	Business Acquisitions Pro Forma Non Interest Income BusinessAcquisitionsProFormaNonInterestIncome	43661000
CY2021	fmnb	Business Acquisitions Pro Forma Noninterest Expense BusinessAcquisitionsProFormaNoninterestExpense	94236000
CY2020	fmnb	Business Acquisitions Pro Forma Noninterest Expense BusinessAcquisitionsProFormaNoninterestExpense	93045000
CY2021	fmnb	Business Acquisitions Pro Forma Income Before Income Taxes BusinessAcquisitionsProFormaIncomeBeforeIncomeTaxes	70269000
CY2020	fmnb	Business Acquisitions Pro Forma Income Before Income Taxes BusinessAcquisitionsProFormaIncomeBeforeIncomeTaxes	60592000
CY2021	fmnb	Business Acquisitions Pro Forma Income Tax Expense BusinessAcquisitionsProFormaIncomeTaxExpense	11299000
CY2020	fmnb	Business Acquisitions Pro Forma Income Tax Expense BusinessAcquisitionsProFormaIncomeTaxExpense	33818000
CY2021	us-gaap	Business Acquisitions Pro Forma Net Income Loss BusinessAcquisitionsProFormaNetIncomeLoss	58970000
CY2020	us-gaap	Business Acquisitions Pro Forma Net Income Loss BusinessAcquisitionsProFormaNetIncomeLoss	50602000
CY2021	us-gaap	Business Acquisition Pro Forma Earnings Per Share Basic BusinessAcquisitionProFormaEarningsPerShareBasic	1.75
CY2020	us-gaap	Business Acquisition Pro Forma Earnings Per Share Basic BusinessAcquisitionProFormaEarningsPerShareBasic	1.50
CY2021	us-gaap	Business Acquisition Pro Forma Earnings Per Share Diluted BusinessAcquisitionProFormaEarningsPerShareDiluted	1.74
CY2020	us-gaap	Business Acquisition Pro Forma Earnings Per Share Diluted BusinessAcquisitionProFormaEarningsPerShareDiluted	1.49
CY2021Q4	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	1415959000
CY2021Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	25455000
CY2021Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	13737000
CY2021Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	1427677000
CY2020Q4	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	547711000
CY2020Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	28395000
CY2020Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	506000
CY2020Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	575600000
CY2021Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months	718367000
CY2021Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	10925000
CY2021Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger	74575000
CY2021Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	2812000
CY2021	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	35175000
CY2020	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	60341000
CY2019	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	33424000
CY2021	us-gaap	Debt Securities Available For Sale Realized Gain DebtSecuritiesAvailableForSaleRealizedGain	863000
CY2020	us-gaap	Debt Securities Available For Sale Realized Gain DebtSecuritiesAvailableForSaleRealizedGain	394000
CY2019	us-gaap	Debt Securities Available For Sale Realized Gain DebtSecuritiesAvailableForSaleRealizedGain	211000
CY2021	us-gaap	Debt Securities Available For Sale Realized Loss DebtSecuritiesAvailableForSaleRealizedLoss	25000
CY2020	us-gaap	Debt Securities Available For Sale Realized Loss DebtSecuritiesAvailableForSaleRealizedLoss	824000
CY2019	us-gaap	Debt Securities Available For Sale Realized Loss DebtSecuritiesAvailableForSaleRealizedLoss	222000
CY2021	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax	-176000
CY2020	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax	90000
CY2019	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax	2000
CY2021Q4	us-gaap	Available For Sale Securities Debt Maturities Within One Year Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost	1539000
CY2021Q4	us-gaap	Available For Sale Securities Debt Maturities Within One Year Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue	1550000
CY2021Q4	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost	14132000
CY2021Q4	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	14897000
CY2021Q4	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost	133000000
CY2021Q4	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	132717000
CY2021Q4	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost	585199000
CY2021Q4	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue	604512000
CY2021Q4	us-gaap	Available For Sale Securities Debt Maturities Without Single Maturity Date Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost	682089000
CY2021Q4	us-gaap	Available For Sale Securities Debt Maturities Without Single Maturity Date Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue	674001000
CY2021Q4	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	1415959000
CY2021Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	1427677000
CY2021Q4	us-gaap	Debt Securities Available For Sale Restricted DebtSecuritiesAvailableForSaleRestricted	491000000
CY2020Q4	us-gaap	Debt Securities Available For Sale Restricted DebtSecuritiesAvailableForSaleRestricted	371000000
CY2021	fmnb	Number Of Securities Present More Than Specified Percentage NumberOfSecuritiesPresentMoreThanSpecifiedPercentage	0
CY2021Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position DebtSecuritiesAvailableForSaleUnrealizedLossPosition	792942000
CY2021Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Accumulated Loss DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss	13737000
CY2020Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months	91251000
CY2020Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	506000
CY2020Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger	0
CY2020Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	0
CY2020Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position DebtSecuritiesAvailableForSaleUnrealizedLossPosition	91251000
CY2020Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Accumulated Loss DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss	506000
CY2021Q4	fmnb	Number Of Securities NumberOfSecurities	842
CY2021Q4	fmnb	Number Of Securities On Unrealized Loss Position NumberOfSecuritiesOnUnrealizedLossPosition	207
CY2021Q4	us-gaap	Debt Securities Available For Sale Allowance For Credit Loss DebtSecuritiesAvailableForSaleAllowanceForCreditLoss	0
CY2021Q4	us-gaap	Unamortized Loan Commitment And Origination Fees And Unamortized Discounts Or Premiums UnamortizedLoanCommitmentAndOriginationFeesAndUnamortizedDiscountsOrPremiums	2400000
CY2020Q4	us-gaap	Unamortized Loan Commitment And Origination Fees And Unamortized Discounts Or Premiums UnamortizedLoanCommitmentAndOriginationFeesAndUnamortizedDiscountsOrPremiums	233000
CY2021Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	29386000
CY2020Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	22144000
CY2021Q4	us-gaap	Loans And Leases Receivable Net Reported Amount LoansAndLeasesReceivableNetReportedAmount	2301696000
CY2020Q4	us-gaap	Loans And Leases Receivable Net Reported Amount LoansAndLeasesReceivableNetReportedAmount	2055900000
CY2020Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	22144000
CY2021	fmnb	Financing Receivable Allowance For Credit Losses Impact Of Cecl Adoption FinancingReceivableAllowanceForCreditLossesImpactOfCECLAdoption	2160000
CY2021	fmnb	Provision For Credit Losses Expensed ProvisionForCreditLossesExpensed	4649000
CY2021	fmnb	Financing Receivable Allowance For Credit Losses Pcdacl On Loans Acquired FinancingReceivableAllowanceForCreditLossesPCDACLOnLoansAcquired	1295000
CY2021	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	1667000
CY2021	us-gaap	Financing Receivable Allowance For Credit Losses Recovery FinancingReceivableAllowanceForCreditLossesRecovery	805000
CY2021Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	29386000
CY2020	fmnb	Provision For Loan Losses ProvisionForLoanLosses	9100000
CY2020	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	2053000
CY2020	us-gaap	Financing Receivable Allowance For Credit Losses Recovery FinancingReceivableAllowanceForCreditLossesRecovery	610000
CY2020Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	22144000
CY2019	fmnb	Provision For Loan Losses ProvisionForLoanLosses	2450000
CY2019	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	2347000
CY2019	us-gaap	Financing Receivable Allowance For Credit Losses Recovery FinancingReceivableAllowanceForCreditLossesRecovery	792000
CY2019Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	14487000
CY2021Q4	us-gaap	Financing Receivable Recorded Investment Nonaccrual Status FinancingReceivableRecordedInvestmentNonaccrualStatus	15470000
CY2021Q4	us-gaap	Financing Receivable Recorded Investment90 Days Past Due And Still Accruing FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing	725000
CY2020Q4	us-gaap	Financing Receivable Recorded Investment Nonaccrual Status FinancingReceivableRecordedInvestmentNonaccrualStatus	11505000
CY2020Q4	us-gaap	Financing Receivable Recorded Investment90 Days Past Due And Still Accruing FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing	2330000
CY2021Q4	us-gaap	Notes Receivable Gross NotesReceivableGross	2331082000
CY2020Q4	us-gaap	Notes Receivable Gross NotesReceivableGross	2078044000
CY2021Q4	us-gaap	Financing Receivable Modifications Recorded Investment FinancingReceivableModificationsRecordedInvestment	3900000
CY2020Q4	us-gaap	Financing Receivable Modifications Recorded Investment FinancingReceivableModificationsRecordedInvestment	4100000
CY2021Q4	us-gaap	Loans And Leases Receivable Impaired Commitment To Lend LoansAndLeasesReceivableImpairedCommitmentToLend	0
CY2020Q4	us-gaap	Loans And Leases Receivable Impaired Commitment To Lend LoansAndLeasesReceivableImpairedCommitmentToLend	0
CY2021	us-gaap	Financing Receivable Modifications Number Of Contracts2 FinancingReceivableModificationsNumberOfContracts2	39
CY2021	us-gaap	Financing Receivable Modifications Pre Modification Recorded Investment2 FinancingReceivableModificationsPreModificationRecordedInvestment2	1063000
CY2021	us-gaap	Financing Receivable Modifications Post Modification Recorded Investment2 FinancingReceivableModificationsPostModificationRecordedInvestment2	1051000
CY2021	us-gaap	Financing Receivables Impaired Troubled Debt Restructuring Write Down FinancingReceivablesImpairedTroubledDebtRestructuringWriteDown	127000
CY2021	fmnb	Allowance For Loan Losses Period Increase Decrease AllowanceForLoanLossesPeriodIncreaseDecrease	129000
CY2020	us-gaap	Financing Receivable Modifications Number Of Contracts2 FinancingReceivableModificationsNumberOfContracts2	45
CY2020	us-gaap	Financing Receivable Modifications Pre Modification Recorded Investment2 FinancingReceivableModificationsPreModificationRecordedInvestment2	719000
CY2020	us-gaap	Financing Receivable Modifications Post Modification Recorded Investment2 FinancingReceivableModificationsPostModificationRecordedInvestment2	726000
CY2020	fmnb	Allowance For Loan Losses Period Increase Decrease AllowanceForLoanLossesPeriodIncreaseDecrease	65000
CY2020	us-gaap	Financing Receivables Impaired Troubled Debt Restructuring Write Down FinancingReceivablesImpairedTroubledDebtRestructuringWriteDown	65000
CY2019	us-gaap	Financing Receivable Modifications Number Of Contracts2 FinancingReceivableModificationsNumberOfContracts2	63
CY2019	us-gaap	Financing Receivable Modifications Pre Modification Recorded Investment2 FinancingReceivableModificationsPreModificationRecordedInvestment2	1449000
CY2019	us-gaap	Financing Receivable Modifications Post Modification Recorded Investment2 FinancingReceivableModificationsPostModificationRecordedInvestment2	1460000
CY2019	fmnb	Allowance For Loan Losses Period Increase Decrease AllowanceForLoanLossesPeriodIncreaseDecrease	126000
CY2019	us-gaap	Financing Receivables Impaired Troubled Debt Restructuring Write Down FinancingReceivablesImpairedTroubledDebtRestructuringWriteDown	126000
CY2021Q4	fmnb	Commercial Loan And Commercial Real Estate Risk Maximum CommercialLoanAndCommercialRealEstateRiskMaximum	1000000
CY2021Q4	us-gaap	Notes Receivable Net NotesReceivableNet	1555497000
CY2020Q4	us-gaap	Notes Receivable Net NotesReceivableNet	1345862000
CY2021	fmnb	Unfunded Commitments UnfundedCommitments	607000
CY2021	fmnb	Anticipated Credit Losses AnticipatedCreditLosses	533000
CY2021	us-gaap	Payments To Acquire Loans Receivable PaymentsToAcquireLoansReceivable	478200000
CY2021Q4	us-gaap	Loans Receivable Held For Sale Amount LoansReceivableHeldForSaleAmount	4000000.0
CY2021	fmnb	Par Value Of Acquired Loans At Acquisition ParValueOfAcquiredLoansAtAcquisition	483666000
CY2021	fmnb	Net Purchase Discount NetPurchaseDiscount	4207000
CY2021	fmnb	Allowance For Credit Losses Of Pcd Loans AllowanceForCreditLossesOfPCDLoans	1295000
CY2021	us-gaap	Payments To Acquire Loans Receivable PaymentsToAcquireLoansReceivable	478164000
CY2020	fmnb	Purchase Credit Impairment Of Loans PurchaseCreditImpairmentOfLoans	917000
CY2021Q4	us-gaap	Escrow Deposit EscrowDeposit	4000000.0
CY2020Q4	us-gaap	Escrow Deposit EscrowDeposit	3400000
CY2019Q4	us-gaap	Servicing Asset At Amortized Value ServicingAssetAtAmortizedValue	1721000
CY2018Q4	us-gaap	Servicing Asset At Amortized Value ServicingAssetAtAmortizedValue	1468000
CY2021	us-gaap	Servicing Asset At Amortized Value Additions ServicingAssetAtAmortizedValueAdditions	1556000
CY2020	us-gaap	Servicing Asset At Amortized Value Additions ServicingAssetAtAmortizedValueAdditions	2429000
CY2019	us-gaap	Servicing Asset At Amortized Value Additions ServicingAssetAtAmortizedValueAdditions	813000
CY2021	us-gaap	Servicing Asset At Amortized Value Amortization1 ServicingAssetAtAmortizedValueAmortization1	1351000
CY2020	us-gaap	Servicing Asset At Amortized Value Amortization1 ServicingAssetAtAmortizedValueAmortization1	952000
CY2019	us-gaap	Servicing Asset At Amortized Value Amortization1 ServicingAssetAtAmortizedValueAmortization1	560000
CY2021Q4	us-gaap	Servicing Asset At Amortized Value ServicingAssetAtAmortizedValue	3403000
CY2020Q4	us-gaap	Servicing Asset At Amortized Value ServicingAssetAtAmortizedValue	3198000
CY2019Q4	us-gaap	Servicing Asset At Amortized Value ServicingAssetAtAmortizedValue	1721000
CY2020Q4	us-gaap	Valuation Allowance For Impairment Of Recognized Servicing Assets Balance ValuationAllowanceForImpairmentOfRecognizedServicingAssetsBalance	0
CY2021Q4	us-gaap	Valuation Allowance For Impairment Of Recognized Servicing Assets Balance ValuationAllowanceForImpairmentOfRecognizedServicingAssetsBalance	0
CY2019Q4	us-gaap	Valuation Allowance For Impairment Of Recognized Servicing Assets Balance ValuationAllowanceForImpairmentOfRecognizedServicingAssetsBalance	0
CY2021Q4	fmnb	Securities Fair Value Less Than Amortized Cost SecuritiesFairValueLessThanAmortizedCost	0
CY2021	fmnb	Fair Value Assets And Liabilities Level1 And Level2 Transfers Amount FairValueAssetsAndLiabilitiesLevel1AndLevel2TransfersAmount	0
CY2020	fmnb	Fair Value Assets And Liabilities Level1 And Level2 Transfers Amount FairValueAssetsAndLiabilitiesLevel1AndLevel2TransfersAmount	0
CY2020Q4	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue	4000
CY2019Q4	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue	5000
CY2019	us-gaap	Depreciation Nonproduction DepreciationNonproduction	1500000
CY2018Q4	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue	6000
CY2021	fmnb	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Repayments Calls And Maturities FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetRepaymentsCallsAndMaturities	1000
CY2020	fmnb	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Repayments Calls And Maturities FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetRepaymentsCallsAndMaturities	1000
CY2019	fmnb	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Repayments Calls And Maturities FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetRepaymentsCallsAndMaturities	1000
CY2021	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Purchases FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases	0
CY2020	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Purchases FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases	0
CY2019	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Purchases FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases	0
CY2021Q4	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue	3000
CY2020Q4	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue	4000
CY2019Q4	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue	5000
CY2021Q4	fmnb	Other Real Estate Owned Measured At Fair Value Net OtherRealEstateOwnedMeasuredAtFairValueNet	0
CY2020	fmnb	Write Down Of Other Real Estate Owned WriteDownOfOtherRealEstateOwned	19000
CY2021Q4	us-gaap	Cash Cash Equivalents And Federal Funds Sold CashCashEquivalentsAndFederalFundsSold	112790000
CY2021Q4	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Equity Instruments Other Than Options Aggregate Intrinsic Value Outstanding SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueOutstanding	15510000
CY2021Q4	us-gaap	Loans Receivable Held For Sale Net Not Part Of Disposal Group LoansReceivableHeldForSaleNetNotPartOfDisposalGroup	4545000
CY2021Q4	us-gaap	Loans And Leases Receivable Net Reported Amount LoansAndLeasesReceivableNetReportedAmount	2301696000
CY2021Q4	us-gaap	Interest Receivable InterestReceivable	12460000
CY2021Q4	us-gaap	Deposits Deposits	3547235000
CY2021Q4	us-gaap	Long Term Debt LongTermDebt	87758000
CY2021Q4	us-gaap	Interest Payable Current And Noncurrent InterestPayableCurrentAndNoncurrent	376000
CY2020Q4	us-gaap	Cash Cash Equivalents And Federal Funds Sold CashCashEquivalentsAndFederalFundsSold	254621000
CY2020Q4	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Equity Instruments Other Than Options Aggregate Intrinsic Value Outstanding SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueOutstanding	14647000
CY2020Q4	us-gaap	Loans Receivable Held For Sale Net Not Part Of Disposal Group LoansReceivableHeldForSaleNetNotPartOfDisposalGroup	4766000
CY2020Q4	us-gaap	Loans And Leases Receivable Net Reported Amount LoansAndLeasesReceivableNetReportedAmount	2055900000
CY2020Q4	us-gaap	Interest Receivable InterestReceivable	9880000
CY2020Q4	us-gaap	Deposits Deposits	2610878000
CY2020Q4	us-gaap	Short Term Borrowings ShortTermBorrowings	2521000
CY2020Q4	us-gaap	Long Term Debt LongTermDebt	76385000
CY2020Q4	us-gaap	Interest Payable Current And Noncurrent InterestPayableCurrentAndNoncurrent	690000
CY2021	fmnb	Maximum Maturity Period Of Short Term Borrowings MaximumMaturityPeriodOfShortTermBorrowings	P90D
CY2021Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	62439000
CY2020Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	46327000
CY2021Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	24919000
CY2020Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	20707000
CY2021Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	37520000
CY2020Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	25620000
CY2021	us-gaap	Depreciation Nonproduction DepreciationNonproduction	1800000
CY2020	us-gaap	Depreciation Nonproduction DepreciationNonproduction	1500000
CY2021Q4	fmnb	Operating Lease Right Of Use Asset Gross OperatingLeaseRightOfUseAssetGross	8361000
CY2020Q4	fmnb	Operating Lease Right Of Use Asset Gross OperatingLeaseRightOfUseAssetGross	6009000
CY2021Q4	fmnb	Operating Lease Right Of Use Asset Accumulated Amortization OperatingLeaseRightOfUseAssetAccumulatedAmortization	2001000
CY2020Q4	fmnb	Operating Lease Right Of Use Asset Accumulated Amortization OperatingLeaseRightOfUseAssetAccumulatedAmortization	1180000
CY2021Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	6360000
CY2020Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	4829000
CY2021	us-gaap	Lessee Operating Lease Description LesseeOperatingLeaseDescription	The Company has operating leases for branch office locations, vehicles and certain office equipment such as printers, copiers and faxes. The leases have remaining lease terms of up to 18.3 years, some of which include options to extend the lease for up to 15 years and some of which include options to terminate the lease in April of 2022.
CY2021	us-gaap	Lessee Operating Lease Option To Terminate LesseeOperatingLeaseOptionToTerminate	April of 2022
CY2021Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	6400000
CY2021Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	6600000
CY2020Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	4800000
CY2020Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	5000000.0
CY2021	us-gaap	Operating Lease Payments OperatingLeasePayments	845000
CY2020	us-gaap	Operating Lease Payments OperatingLeasePayments	782000
CY2021	us-gaap	Finance Lease Interest Expense FinanceLeaseInterestExpense	154000
CY2021	us-gaap	Finance Lease Right Of Use Asset Amortization FinanceLeaseRightOfUseAssetAmortization	521000
CY2020	us-gaap	Finance Lease Interest Expense FinanceLeaseInterestExpense	133000
CY2020	us-gaap	Finance Lease Right Of Use Asset Amortization FinanceLeaseRightOfUseAssetAmortization	456000
CY2021	fmnb	Operating Lease And Financing Lease Weighted Average Remaining Lease Term OperatingLeaseAndFinancingLeaseWeightedAverageRemainingLeaseTerm	P6Y2M12D
CY2021Q4	fmnb	Lessee Operating Lease And Financing Lease Discount Rate LesseeOperatingLeaseAndFinancingLeaseDiscountRate	0.022
CY2021Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	1600000
CY2021Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	1600000
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	833000
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	780000
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	610000
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	603000
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Five LesseeOperatingLeaseLiabilityPaymentsDueYearFive	586000
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due After Year Five LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive	4245000
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	7657000
CY2021Q4	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	1075000
CY2021Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	6582000
CY2021Q4	us-gaap	Goodwill Goodwill	94200000
CY2020Q4	us-gaap	Goodwill Goodwill	45800000
CY2021	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0
CY2021Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	21026000
CY2021Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	12660000
CY2020Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	15139000
CY2020Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	11297000
CY2021	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	1400000
CY2020	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	1300000
CY2019	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	1300000
CY2021Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Next Twelve Months FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths	1670000
CY2021Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Two FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo	1198000
CY2021Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Three FiniteLivedIntangibleAssetsAmortizationExpenseYearThree	894000
CY2021Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Four FiniteLivedIntangibleAssetsAmortizationExpenseYearFour	833000
CY2021Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Five FiniteLivedIntangibleAssetsAmortizationExpenseYearFive	741000
CY2021Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense After Year Five FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive	3030000
CY2021Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	8366000
CY2021Q4	fmnb	Noninterest Bearing Demand NoninterestBearingDemand	916237000
CY2020Q4	fmnb	Noninterest Bearing Demand NoninterestBearingDemand	608791000
CY2021Q4	us-gaap	Interest Bearing Domestic Deposit Demand InterestBearingDomesticDepositDemand	1407967000
CY2020Q4	us-gaap	Interest Bearing Domestic Deposit Demand InterestBearingDomesticDepositDemand	1030426000
CY2021Q4	us-gaap	Interest Bearing Domestic Deposit Money Market InterestBearingDomesticDepositMoneyMarket	370918000
CY2020Q4	us-gaap	Interest Bearing Domestic Deposit Money Market InterestBearingDomesticDepositMoneyMarket	217025000
CY2021Q4	us-gaap	Interest Bearing Domestic Deposit Savings InterestBearingDomesticDepositSavings	463845000
CY2020Q4	us-gaap	Interest Bearing Domestic Deposit Savings InterestBearingDomesticDepositSavings	270700000
CY2021Q4	us-gaap	Interest Bearing Domestic Deposit Brokered InterestBearingDomesticDepositBrokered	0
CY2020Q4	us-gaap	Interest Bearing Domestic Deposit Brokered InterestBearingDomesticDepositBrokered	32000000
CY2021Q4	us-gaap	Interest Bearing Domestic Deposit Certificates Of Deposits InterestBearingDomesticDepositCertificatesOfDeposits	388268000
CY2020Q4	us-gaap	Interest Bearing Domestic Deposit Certificates Of Deposits InterestBearingDomesticDepositCertificatesOfDeposits	451936000
CY2021Q4	us-gaap	Interest Bearing Deposit Liabilities Domestic InterestBearingDepositLiabilitiesDomestic	3547235000
CY2020Q4	us-gaap	Interest Bearing Deposit Liabilities Domestic InterestBearingDepositLiabilitiesDomestic	2610878000
CY2021Q4	fmnb	Minimum Time Deposits MinimumTimeDeposits	250000
CY2021Q4	us-gaap	Time Deposits100000 Or More TimeDeposits100000OrMore	133800000
CY2020Q4	us-gaap	Time Deposits100000 Or More TimeDeposits100000OrMore	136900000
CY2021	fmnb	Maturity Period Of Repurchase Agreement MaturityPeriodOfRepurchaseAgreement	P89D
CY2021	fmnb	Assets Sold Under Agreements To Repurchase Average During Year AssetsSoldUnderAgreementsToRepurchaseAverageDuringYear	2354000
CY2020	fmnb	Assets Sold Under Agreements To Repurchase Average During Year AssetsSoldUnderAgreementsToRepurchaseAverageDuringYear	3425000
CY2019	fmnb	Assets Sold Under Agreements To Repurchase Average During Year AssetsSoldUnderAgreementsToRepurchaseAverageDuringYear	3343000
CY2021	fmnb	Assets Sold Under Agreements To Repurchase Average Interest Rate During Year AssetsSoldUnderAgreementsToRepurchaseAverageInterestRateDuringYear	0.0018
CY2020	fmnb	Assets Sold Under Agreements To Repurchase Average Interest Rate During Year AssetsSoldUnderAgreementsToRepurchaseAverageInterestRateDuringYear	0.0066
CY2019	fmnb	Assets Sold Under Agreements To Repurchase Average Interest Rate During Year AssetsSoldUnderAgreementsToRepurchaseAverageInterestRateDuringYear	0.0136
CY2021	fmnb	Assets Sold Under Agreements To Repurchase Maximum Month End During Year AssetsSoldUnderAgreementsToRepurchaseMaximumMonthEndDuringYear	4860000
CY2020	fmnb	Assets Sold Under Agreements To Repurchase Maximum Month End During Year AssetsSoldUnderAgreementsToRepurchaseMaximumMonthEndDuringYear	5150000
CY2019	fmnb	Assets Sold Under Agreements To Repurchase Maximum Month End During Year AssetsSoldUnderAgreementsToRepurchaseMaximumMonthEndDuringYear	5505000
CY2021	fmnb	Assets Sold Under Agreements To Repurchase Weighted Average Year End Interest Rate AssetsSoldUnderAgreementsToRepurchaseWeightedAverageYearEndInterestRate	0.0000
CY2020	fmnb	Assets Sold Under Agreements To Repurchase Weighted Average Year End Interest Rate AssetsSoldUnderAgreementsToRepurchaseWeightedAverageYearEndInterestRate	0.0066
CY2019	fmnb	Assets Sold Under Agreements To Repurchase Weighted Average Year End Interest Rate AssetsSoldUnderAgreementsToRepurchaseWeightedAverageYearEndInterestRate	0.0136
CY2021Q4	us-gaap	Assets Sold Under Agreements To Repurchase Carrying Amounts AssetsSoldUnderAgreementsToRepurchaseCarryingAmounts	0
CY2020Q4	us-gaap	Assets Sold Under Agreements To Repurchase Carrying Amounts AssetsSoldUnderAgreementsToRepurchaseCarryingAmounts	2171000
CY2019Q4	us-gaap	Assets Sold Under Agreements To Repurchase Carrying Amounts AssetsSoldUnderAgreementsToRepurchaseCarryingAmounts	1700000
CY2021	us-gaap	Schedule Of Repurchase Agreements ScheduleOfRepurchaseAgreements	<p style="text-align:justify;margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">The following table provides a disaggregation of the obligation by class of collateral pledged for short-term financing obtained through the sales of repurchase agreements:</p> <p style="margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-size:12pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"> </p> <div> <table border="0" cellpadding="0" cellspacing="0" style="margin:auto;border-collapse:collapse; width:100%;"> <tr> <td style="background-color:#FFFFFF;padding-left:0pt;padding-Right:0.75pt;padding-Top:0.75pt;width:80.12%; border-bottom:solid 0.75pt transparent;" valign="bottom"> <p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-family:Times New Roman;font-size:10pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"> </p></td> <td style="background-color:#FFFFFF;padding-left:0pt;padding-Right:0.75pt;padding-Top:0.75pt;width:2%; border-bottom:solid 0.75pt transparent;" valign="bottom"> <p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-family:Times New Roman;font-size:10pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"> </p></td> <td colspan="2" style="background-color:#FFFFFF;padding-left:0pt;padding-Right:0.75pt;padding-Top:0.75pt;padding-Bottom:0pt;width:16.86%; border-bottom:solid 0.75pt #000000;" valign="bottom"> <p style="text-align:right;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-weight:bold;color:#000000;font-family:Times New Roman;font-size:10pt;font-style:normal;text-transform:none;font-variant: normal;">2020</p></td> <td style="background-color:#FFFFFF;padding-left:0pt;padding-Right:0.75pt;padding-Top:0.75pt;width:1%;white-space:nowrap;" valign="bottom"> <p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-weight:bold;color:#000000;font-family:Times New Roman;font-size:10pt;font-style:normal;text-transform:none;font-variant: normal;"> </p></td> </tr> <tr> <td style="background-color:#CFF0FC;padding-left:0pt;padding-Right:0.75pt;padding-Top:0.75pt;padding-Bottom:0pt;width:80.12%;" valign="bottom"> <p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-family:Times New Roman;font-size:10pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">Overnight and continuous repurchase agreements</p></td> <td style="background-color:#CFF0FC;padding-left:0pt;padding-Right:0.75pt;padding-Top:0.75pt;padding-Bottom:0pt;width:2%;" valign="bottom"> <p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-family:Times New Roman;font-size:10pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"> </p></td> <td style="background-color:#CFF0FC;padding-left:0pt;padding-Right:0.75pt;padding-Top:0.75pt;padding-Bottom:0pt;width:1%; border-top:solid 0.75pt #000000;white-space:nowrap;" valign="bottom"> <p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-family:Times New Roman;font-size:10pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"> </p></td> <td style="background-color:#CFF0FC;padding-left:0pt;padding-Right:0.75pt;padding-Top:0.75pt;padding-Bottom:0pt;width:15.86%; border-top:solid 0.75pt #000000;white-space:nowrap;" valign="bottom"> <p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-family:Times New Roman;font-size:10pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"> </p></td> <td style="background-color:#CFF0FC;padding-left:0pt;padding-Right:0.75pt;padding-Top:0.75pt;padding-Bottom:0pt;width:1%;white-space:nowrap;" valign="bottom"> <p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-family:Times New Roman;font-size:10pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"> </p></td> </tr> <tr> <td style="background-color:#FFFFFF;padding-left:0pt;padding-Right:0.75pt;padding-Top:0.75pt;padding-Bottom:0pt;width:80.12%;" valign="bottom"> <p style="margin-bottom:0pt;margin-top:0pt;margin-left:13.7pt;;text-indent:0pt;;color:#000000;font-family:Times New Roman;font-size:10pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">U.S. Treasury and U.S. government sponsored entities</p></td> <td style="background-color:#FFFFFF;padding-left:0pt;padding-Right:0.75pt;padding-Top:0.75pt;padding-Bottom:0pt;width:2%;" valign="bottom"> <p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-family:Times New Roman;font-size:10pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"> </p></td> <td style="background-color:#FFFFFF;padding-left:0pt;padding-Right:0.75pt;padding-Top:0.75pt;padding-Bottom:0pt;width:1%;white-space:nowrap;" valign="bottom"> <p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-family:Times New Roman;font-size:10pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">$</p></td> <td style="background-color:#FFFFFF;padding-left:0pt;padding-Right:0.75pt;padding-Top:0.75pt;padding-Bottom:0pt;width:15.86%;white-space:nowrap;" valign="bottom"> <p style="text-align:right;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-family:Times New Roman;font-size:10pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">42</p></td> <td style="background-color:#FFFFFF;padding-left:0pt;padding-Right:0.75pt;padding-Top:0.75pt;padding-Bottom:0pt;width:1%;white-space:nowrap;" valign="bottom"> <p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-family:Times New Roman;font-size:10pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"> </p></td> </tr> <tr> <td style="background-color:#CFF0FC;padding-left:0pt;padding-Right:0.75pt;padding-Top:0.75pt;padding-Bottom:0pt;width:80.12%;" valign="bottom"> <p style="margin-bottom:0pt;margin-top:0pt;margin-left:13.7pt;;text-indent:0pt;;color:#000000;font-family:Times New Roman;font-size:10pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">State and political subdivisions</p></td> <td style="background-color:#CFF0FC;padding-left:0pt;padding-Right:0.75pt;padding-Top:0.75pt;padding-Bottom:0pt;width:2%;" valign="bottom"> <p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-family:Times New Roman;font-size:10pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"> </p></td> <td style="background-color:#CFF0FC;padding-left:0pt;padding-Right:0.75pt;padding-Top:0.75pt;padding-Bottom:0pt;width:1%;white-space:nowrap;" valign="bottom"> <p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-family:Times New Roman;font-size:10pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"> </p></td> <td style="background-color:#CFF0FC;padding-left:0pt;padding-Right:0.75pt;padding-Top:0.75pt;padding-Bottom:0pt;width:15.86%;white-space:nowrap;" valign="bottom"> <p style="text-align:right;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-family:Times New Roman;font-size:10pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">1,407</p></td> <td style="background-color:#CFF0FC;padding-left:0pt;padding-Right:0.75pt;padding-Top:0.75pt;padding-Bottom:0pt;width:1%;white-space:nowrap;" valign="bottom"> <p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-family:Times New Roman;font-size:10pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"> </p></td> </tr> <tr> <td style="background-color:#FFFFFF;padding-left:0pt;padding-Right:0.75pt;padding-Top:0.75pt;padding-Bottom:0pt;width:80.12%;" valign="bottom"> <p style="margin-bottom:0pt;margin-top:0pt;margin-left:13.7pt;;text-indent:0pt;;color:#000000;font-family:Times New Roman;font-size:10pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">Mortgage-backed securities - residential</p></td> <td style="background-color:#FFFFFF;padding-left:0pt;padding-Right:0.75pt;padding-Top:0.75pt;padding-Bottom:0pt;width:2%;" valign="bottom"> <p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-family:Times New Roman;font-size:10pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"> </p></td> <td style="background-color:#FFFFFF;padding-left:0pt;padding-Right:0.75pt;padding-Top:0.75pt;padding-Bottom:0pt;width:1%;white-space:nowrap;" valign="bottom"> <p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-family:Times New Roman;font-size:10pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"> </p></td> <td style="background-color:#FFFFFF;padding-left:0pt;padding-Right:0.75pt;padding-Top:0.75pt;padding-Bottom:0pt;width:15.86%;white-space:nowrap;" valign="bottom"> <p style="text-align:right;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-family:Times New Roman;font-size:10pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">568</p></td> <td style="background-color:#FFFFFF;padding-left:0pt;padding-Right:0.75pt;padding-Top:0.75pt;padding-Bottom:0pt;width:1%;white-space:nowrap;" valign="bottom"> <p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-family:Times New Roman;font-size:10pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"> </p></td> </tr> <tr> <td style="background-color:#CFF0FC;padding-left:0pt;padding-Right:0.75pt;padding-Top:0.75pt;width:80.12%; border-bottom:solid 0.75pt transparent;" valign="bottom"> <p style="margin-bottom:0pt;margin-top:0pt;margin-left:13.7pt;;text-indent:0pt;;color:#000000;font-family:Times New Roman;font-size:10pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">Collateralized mortgage obligations</p></td> <td style="background-color:#CFF0FC;padding-left:0pt;padding-Right:0.75pt;padding-Top:0.75pt;width:2%; border-bottom:solid 0.75pt transparent;" valign="bottom"> <p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-family:Times New Roman;font-size:10pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"> </p></td> <td style="background-color:#CFF0FC;padding-left:0pt;padding-Right:0.75pt;padding-Top:0.75pt;padding-Bottom:0pt;width:1%; border-bottom:solid 0.75pt #000000;white-space:nowrap;" valign="bottom"> <p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-family:Times New Roman;font-size:10pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"> </p></td> <td style="background-color:#CFF0FC;padding-left:0pt;padding-Right:0.75pt;padding-Top:0.75pt;padding-Bottom:0pt;width:15.86%; border-bottom:solid 0.75pt #000000;white-space:nowrap;" valign="bottom"> <p style="text-align:right;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-family:Times New Roman;font-size:10pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">154</p></td> <td style="background-color:#CFF0FC;padding-left:0pt;padding-Right:0.75pt;padding-Top:0.75pt;width:1%; border-bottom:solid 0.75pt transparent;white-space:nowrap;" valign="bottom"> <p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-family:Times New Roman;font-size:10pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"> </p></td> </tr> <tr> <td style="background-color:#FFFFFF;padding-left:0pt;padding-Right:0.75pt;padding-Top:0.75pt;width:80.12%; border-bottom:double 2.5pt transparent;" valign="bottom"> <p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-family:Times New Roman;font-size:10pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">Total borrowings</p></td> <td style="background-color:#FFFFFF;padding-left:0pt;padding-Right:0.75pt;padding-Top:0.75pt;width:2%; border-bottom:double 2.5pt transparent;" valign="bottom"> <p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-family:Times New Roman;font-size:10pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"> </p></td> <td style="background-color:#FFFFFF;padding-left:0pt;padding-Right:0.75pt;padding-Top:0.75pt;padding-Bottom:0pt;width:1%; border-top:solid 0.75pt #000000; border-bottom:double 2.5pt #000000;white-space:nowrap;" valign="bottom"> <p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-family:Times New Roman;font-size:10pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">$</p></td> <td style="background-color:#FFFFFF;padding-left:0pt;padding-Right:0.75pt;padding-Top:0.75pt;padding-Bottom:0pt;width:15.86%; border-top:solid 0.75pt #000000; border-bottom:double 2.5pt #000000;white-space:nowrap;" valign="bottom"> <p style="text-align:right;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-family:Times New Roman;font-size:10pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">2,171</p></td> <td style="background-color:#FFFFFF;padding-left:0pt;padding-Right:0.75pt;padding-Top:0.75pt;width:1%; border-bottom:double 2.5pt transparent;white-space:nowrap;" valign="bottom"> <p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:1pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"> </p></td> </tr> </table></div>
CY2020Q4	us-gaap	Debt Instrument Interest Rate Effective Percentage DebtInstrumentInterestRateEffectivePercentage	0.0460
CY2020	fmnb	Maximum Commitment Period To Make Loans MaximumCommitmentPeriodToMakeLoans	P30D
CY2021Q4	us-gaap	Federal Home Loan Bank Advances Long Term FederalHomeLoanBankAdvancesLongTerm	0
CY2020Q4	us-gaap	Advances From Federal Home Loan Banks AdvancesFromFederalHomeLoanBanks	66980000
CY2021Q4	us-gaap	Federal Home Loan Bank Advances General Debt Obligations Disclosures Collateral Pledged1 FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresCollateralPledged1	1200000000
CY2020Q4	us-gaap	Federal Home Loan Bank Advances General Debt Obligations Disclosures Collateral Pledged1 FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresCollateralPledged1	616400000
CY2021Q4	fmnb	Additional Federal Home Loan Bank Advances To Be Borrow Under Collateral Pledge AdditionalFederalHomeLoanBankAdvancesToBeBorrowUnderCollateralPledge	541000000.0
CY2021Q4	us-gaap	Junior Subordinated Debenture Owed To Unconsolidated Subsidiary Trust JuniorSubordinatedDebentureOwedToUnconsolidatedSubsidiaryTrust	13988000
CY2020Q4	us-gaap	Junior Subordinated Debenture Owed To Unconsolidated Subsidiary Trust JuniorSubordinatedDebentureOwedToUnconsolidatedSubsidiaryTrust	9405000
CY2021Q4	us-gaap	Subordinated Debt SubordinatedDebt	73770000
CY2020Q4	us-gaap	Subordinated Debt SubordinatedDebt	0
CY2021	fmnb	Standby Letters Of Credit Contractual Amount StandbyLettersOfCreditContractualAmount	5800000
CY2020	fmnb	Standby Letters Of Credit Contractual Amount StandbyLettersOfCreditContractualAmount	5000000.0
CY2021Q4	fmnb	Maximum Subscription Amount Committed In Sbic Investment Funds MaximumSubscriptionAmountCommittedInSBICInvestmentFunds	17200000
CY2021	us-gaap	Payments To Acquire Investments PaymentsToAcquireInvestments	10000000
CY2021Q4	fmnb	Tier One Risk Based Common Capital Required For Capital Adequacy To Risk Weighted Assets Capital Conservation Buffer Ratio TierOneRiskBasedCommonCapitalRequiredForCapitalAdequacyToRiskWeightedAssetsCapitalConservationBufferRatio	0.025
CY2021Q4	fmnb	Tier One Risk Based Capital Required For Capital Adequacy To Risk Weighted Assets Capital Conservation Buffer Ratio TierOneRiskBasedCapitalRequiredForCapitalAdequacyToRiskWeightedAssetsCapitalConservationBufferRatio	0.025
CY2021Q4	fmnb	Capital Required For Capital Adequacy To Risk Weighted Assets Capital Conservation Buffer Ratio CapitalRequiredForCapitalAdequacyToRiskWeightedAssetsCapitalConservationBufferRatio	0.025
CY2021Q4	fmnb	Capital Conservation Buffer Ratio CapitalConservationBufferRatio	0.025
CY2020Q4	fmnb	Capital Conservation Buffer Ratio CapitalConservationBufferRatio	0.025
CY2021Q4	fmnb	Capital Conservation Buffer Additional Capital Amount Required CapitalConservationBufferAdditionalCapitalAmountRequired	68900000
CY2020Q4	fmnb	Capital Conservation Buffer Additional Capital Amount Required CapitalConservationBufferAdditionalCapitalAmountRequired	52900000
CY2021Q4	fmnb	Tier One Risk Based Common Capital Required For Capital Adequacy To Risk Weighted Assets TierOneRiskBasedCommonCapitalRequiredForCapitalAdequacyToRiskWeightedAssets	0.045
CY2021Q4	us-gaap	Tier One Risk Based Capital Required For Capital Adequacy To Risk Weighted Assets TierOneRiskBasedCapitalRequiredForCapitalAdequacyToRiskWeightedAssets	0.060
CY2021Q4	us-gaap	Capital Required For Capital Adequacy To Risk Weighted Assets CapitalRequiredForCapitalAdequacyToRiskWeightedAssets	0.080
CY2021Q4	us-gaap	Tier One Leverage Capital Required For Capital Adequacy To Average Assets TierOneLeverageCapitalRequiredForCapitalAdequacyToAverageAssets	0.040
CY2021Q4	fmnb	Tier One Common Capital TierOneCommonCapital	362950000
CY2021Q4	fmnb	Tier One Common Capital Ratio TierOneCommonCapitalRatio	0.1316
CY2021Q4	fmnb	Tier One Risk Based Common Capital Required For Capital Adequacy TierOneRiskBasedCommonCapitalRequiredForCapitalAdequacy	124066000
CY2021Q4	fmnb	Tier One Risk Based Common Capital Required For Capital Adequacy To Risk Weighted Assets TierOneRiskBasedCommonCapitalRequiredForCapitalAdequacyToRiskWeightedAssets	0.045
CY2021Q4	us-gaap	Capital Capital	485336000
CY2021Q4	us-gaap	Capital To Risk Weighted Assets CapitalToRiskWeightedAssets	0.1760
CY2021Q4	us-gaap	Capital Required For Capital Adequacy CapitalRequiredForCapitalAdequacy	220562000
CY2021Q4	us-gaap	Capital Required For Capital Adequacy To Risk Weighted Assets CapitalRequiredForCapitalAdequacyToRiskWeightedAssets	0.080
CY2021Q4	us-gaap	Tier One Risk Based Capital TierOneRiskBasedCapital	380950000
CY2021Q4	us-gaap	Tier One Risk Based Capital To Risk Weighted Assets TierOneRiskBasedCapitalToRiskWeightedAssets	0.1382
CY2021Q4	us-gaap	Tier One Risk Based Capital Required For Capital Adequacy TierOneRiskBasedCapitalRequiredForCapitalAdequacy	165422000
CY2021Q4	us-gaap	Tier One Risk Based Capital Required For Capital Adequacy To Risk Weighted Assets TierOneRiskBasedCapitalRequiredForCapitalAdequacyToRiskWeightedAssets	0.060
CY2021Q4	us-gaap	Tier One Leverage Capital TierOneLeverageCapital	380950000
CY2021Q4	us-gaap	Tier One Leverage Capital To Average Assets TierOneLeverageCapitalToAverageAssets	0.1012
CY2021Q4	us-gaap	Tier One Leverage Capital Required For Capital Adequacy TierOneLeverageCapitalRequiredForCapitalAdequacy	150629000
CY2021Q4	us-gaap	Tier One Leverage Capital Required For Capital Adequacy To Average Assets TierOneLeverageCapitalRequiredForCapitalAdequacyToAverageAssets	0.040
CY2020Q4	fmnb	Tier One Common Capital TierOneCommonCapital	279864000
CY2020Q4	fmnb	Tier One Common Capital Ratio TierOneCommonCapitalRatio	0.1322
CY2020Q4	fmnb	Tier One Risk Based Common Capital Required For Capital Adequacy TierOneRiskBasedCommonCapitalRequiredForCapitalAdequacy	95211000
CY2020Q4	fmnb	Tier One Risk Based Common Capital Required For Capital Adequacy To Risk Weighted Assets TierOneRiskBasedCommonCapitalRequiredForCapitalAdequacyToRiskWeightedAssets	0.045
CY2020Q4	us-gaap	Capital Capital	311413000
CY2020Q4	us-gaap	Capital To Risk Weighted Assets CapitalToRiskWeightedAssets	0.1472
CY2020Q4	us-gaap	Capital Required For Capital Adequacy CapitalRequiredForCapitalAdequacy	169264000
CY2020Q4	us-gaap	Capital Required For Capital Adequacy To Risk Weighted Assets CapitalRequiredForCapitalAdequacyToRiskWeightedAssets	0.080
CY2020Q4	us-gaap	Tier One Risk Based Capital TierOneRiskBasedCapital	289269000
CY2020Q4	us-gaap	Tier One Risk Based Capital To Risk Weighted Assets TierOneRiskBasedCapitalToRiskWeightedAssets	0.1367
CY2020Q4	us-gaap	Tier One Risk Based Capital Required For Capital Adequacy TierOneRiskBasedCapitalRequiredForCapitalAdequacy	126948000
CY2020Q4	us-gaap	Tier One Risk Based Capital Required For Capital Adequacy To Risk Weighted Assets TierOneRiskBasedCapitalRequiredForCapitalAdequacyToRiskWeightedAssets	0.060
CY2020Q4	us-gaap	Tier One Leverage Capital TierOneLeverageCapital	289269000
CY2020Q4	us-gaap	Tier One Leverage Capital To Average Assets TierOneLeverageCapitalToAverageAssets	0.0977
CY2020Q4	us-gaap	Tier One Leverage Capital Required For Capital Adequacy TierOneLeverageCapitalRequiredForCapitalAdequacy	118464000
CY2020Q4	us-gaap	Tier One Leverage Capital Required For Capital Adequacy To Average Assets TierOneLeverageCapitalRequiredForCapitalAdequacyToAverageAssets	0.040
CY2021Q4	us-gaap	Liability For Future Policy Benefits Disability And Accident Benefits LiabilityForFuturePolicyBenefitsDisabilityAndAccidentBenefits	645000000
CY2021	us-gaap	Liability For Future Policy Benefit Remeasurement Gain Loss LiabilityForFuturePolicyBenefitRemeasurementGainLoss	31000000
CY2021	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	10794000
CY2020	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	9922000
CY2019	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	7626000
CY2021	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-524000
CY2020	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-1526000
CY2019	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-311000
CY2019	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	7315000
CY2021	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.21
CY2021	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	13026000
CY2020	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	10557000
CY2019	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	9046000
CY2021	us-gaap	Income Tax Reconciliation Tax Exempt Income IncomeTaxReconciliationTaxExemptIncome	2274000
CY2020	us-gaap	Income Tax Reconciliation Tax Exempt Income IncomeTaxReconciliationTaxExemptIncome	1896000
CY2019	us-gaap	Income Tax Reconciliation Tax Exempt Income IncomeTaxReconciliationTaxExemptIncome	1655000
CY2020Q4	fmnb	Deferred Tax Liabilities Depreciation And Amortization DeferredTaxLiabilitiesDepreciationAndAmortization	748000
CY2021Q4	us-gaap	Deferred Tax Liabilities Other Comprehensive Income DeferredTaxLiabilitiesOtherComprehensiveIncome	2461000
CY2020Q4	us-gaap	Deferred Tax Liabilities Other Comprehensive Income DeferredTaxLiabilitiesOtherComprehensiveIncome	5857000
CY2021Q4	fmnb	Deferred Tax Liabilities Federal Home Loan Bank Stock Dividends DeferredTaxLiabilitiesFederalHomeLoanBankStockDividends	976000
CY2020Q4	fmnb	Deferred Tax Liabilities Federal Home Loan Bank Stock Dividends DeferredTaxLiabilitiesFederalHomeLoanBankStockDividends	684000
CY2021Q4	fmnb	Deferred Tax Liability Purchase Accounting Adjustment DeferredTaxLiabilityPurchaseAccountingAdjustment	1729000
CY2021	fmnb	Income Tax Reconciliation Bank Owned Life Insurance Income IncomeTaxReconciliationBankOwnedLifeInsuranceIncome	273000
CY2020	fmnb	Income Tax Reconciliation Bank Owned Life Insurance Income IncomeTaxReconciliationBankOwnedLifeInsuranceIncome	167000
CY2019	fmnb	Income Tax Reconciliation Bank Owned Life Insurance Income IncomeTaxReconciliationBankOwnedLifeInsuranceIncome	171000
CY2021	us-gaap	Income Tax Credits And Adjustments IncomeTaxCreditsAndAdjustments	-200000
CY2020	us-gaap	Income Tax Credits And Adjustments IncomeTaxCreditsAndAdjustments	23000
CY2019	us-gaap	Income Tax Credits And Adjustments IncomeTaxCreditsAndAdjustments	3000
CY2021	fmnb	Income Tax Reconciliation Effect Of Nontaxable Insurance Premiums IncomeTaxReconciliationEffectOfNontaxableInsurancePremiums	322000
CY2020	fmnb	Income Tax Reconciliation Effect Of Nontaxable Insurance Premiums IncomeTaxReconciliationEffectOfNontaxableInsurancePremiums	198000
CY2019	fmnb	Income Tax Reconciliation Effect Of Nontaxable Insurance Premiums IncomeTaxReconciliationEffectOfNontaxableInsurancePremiums	204000
CY2021	us-gaap	Effective Income Tax Rate Reconciliation Share Based Compensation Excess Tax Benefit Amount EffectiveIncomeTaxRateReconciliationShareBasedCompensationExcessTaxBenefitAmount	-9000
CY2020	us-gaap	Effective Income Tax Rate Reconciliation Share Based Compensation Excess Tax Benefit Amount EffectiveIncomeTaxRateReconciliationShareBasedCompensationExcessTaxBenefitAmount	12000
CY2019	us-gaap	Effective Income Tax Rate Reconciliation Share Based Compensation Excess Tax Benefit Amount EffectiveIncomeTaxRateReconciliationShareBasedCompensationExcessTaxBenefitAmount	-100000
CY2021	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	322000
CY2020	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	65000
CY2019	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	396000
CY2021	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	10270000
CY2020	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	8396000
CY2019	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	7315000
CY2021Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Provision For Loan Losses DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsProvisionForLoanLosses	6171000
CY2020Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Provision For Loan Losses DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsProvisionForLoanLosses	4650000
CY2021Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Employee Compensation DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeCompensation	1993000
CY2020Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Employee Compensation DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeCompensation	1413000
CY2021Q4	fmnb	Deferred Tax Assets Tax Deferred Expense Deferred Loan Fees DeferredTaxAssetsTaxDeferredExpenseDeferredLoanFees	531000
CY2020Q4	fmnb	Deferred Tax Assets Tax Deferred Expense Deferred Loan Fees DeferredTaxAssetsTaxDeferredExpenseDeferredLoanFees	507000
CY2021Q4	fmnb	Deferred Tax Assets Nonaccrual Loan Interest Income DeferredTaxAssetsNonaccrualLoanInterestIncome	571000
CY2020Q4	fmnb	Deferred Tax Assets Nonaccrual Loan Interest Income DeferredTaxAssetsNonaccrualLoanInterestIncome	563000
CY2021Q4	fmnb	Deferred Tax Assets Other Than Temporary Impairment DeferredTaxAssetsOtherThanTemporaryImpairment	0
CY2020Q4	fmnb	Deferred Tax Assets Other Than Temporary Impairment DeferredTaxAssetsOtherThanTemporaryImpairment	24000
CY2021Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits	423000
CY2020Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits	521000
CY2021Q4	fmnb	Deferred Tax Assets Lease Liabilities DeferredTaxAssetsLeaseLiabilities	1382000
CY2020Q4	fmnb	Deferred Tax Assets Lease Liabilities DeferredTaxAssetsLeaseLiabilities	1043000
CY2021Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	158000
CY2020Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	0
CY2021Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	11229000
CY2020Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	8721000
CY2021Q4	fmnb	Deferred Tax Liabilities Depreciation And Amortization DeferredTaxLiabilitiesDepreciationAndAmortization	1391000
CY2020Q4	fmnb	Deferred Tax Liability Purchase Accounting Adjustment DeferredTaxLiabilityPurchaseAccountingAdjustment	1313000
CY2021Q4	us-gaap	Deferred Tax Liabilities Mortgage Servicing Rights DeferredTaxLiabilitiesMortgageServicingRights	715000
CY2020Q4	us-gaap	Deferred Tax Liabilities Mortgage Servicing Rights DeferredTaxLiabilitiesMortgageServicingRights	672000
CY2021Q4	us-gaap	Deferred Tax Liabilities Prepaid Expenses DeferredTaxLiabilitiesPrepaidExpenses	367000
CY2020Q4	us-gaap	Deferred Tax Liabilities Prepaid Expenses DeferredTaxLiabilitiesPrepaidExpenses	274000
CY2021Q4	fmnb	Deferred Tax Liabilities Lease Right Of Use Asset DeferredTaxLiabilitiesLeaseRightOfUseAsset	1336000
CY2020Q4	fmnb	Deferred Tax Liabilities Lease Right Of Use Asset DeferredTaxLiabilitiesLeaseRightOfUseAsset	1014000
CY2021Q4	us-gaap	Deferred Tax Liabilities Other DeferredTaxLiabilitiesOther	0
CY2020Q4	us-gaap	Deferred Tax Liabilities Other DeferredTaxLiabilitiesOther	107000
CY2021Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	8975000
CY2020Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	10669000
CY2021Q4	us-gaap	Deferred Tax Assets Liabilities Net DeferredTaxAssetsLiabilitiesNet	2254000
CY2020Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	1948000
CY2020Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	0
CY2021Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	0
CY2021Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	0
CY2020Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	0
CY2021	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	-15333000
CY2021	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	-3220000
CY2021	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-12113000
CY2021	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	838000
CY2021	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax	-176000
CY2021	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	662000
CY2021	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax	-16171000
CY2021	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax	-3396000
CY2021	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	-12775000
CY2021	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Before Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax	-48000
CY2021	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax	10000
CY2021	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	-38000
CY2021	us-gaap	Other Comprehensive Income Loss Before Tax Portion Attributable To Parent OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent	-16123000
CY2021	us-gaap	Other Comprehensive Income Loss Tax Portion Attributable To Parent1 OtherComprehensiveIncomeLossTaxPortionAttributableToParent1	-3386000
CY2021	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-12737000
CY2020	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	16651000
CY2020	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	3970000
CY2020	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	12681000
CY2020	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	385000
CY2020	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax	90000
CY2020	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	475000
CY2020	us-gaap	Other Comprehensive Income Loss Before Tax Portion Attributable To Parent OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent	16266000
CY2020	us-gaap	Other Comprehensive Income Loss Tax Portion Attributable To Parent1 OtherComprehensiveIncomeLossTaxPortionAttributableToParent1	4060000
CY2020	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	12206000
CY2019	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	17513000
CY2019	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	3666000
CY2019	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	13847000
CY2019	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	-11000
CY2019	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax	2000
CY2019	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	-9000
CY2019	us-gaap	Other Comprehensive Income Loss Before Tax Portion Attributable To Parent OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent	17524000
CY2019	us-gaap	Other Comprehensive Income Loss Tax Portion Attributable To Parent1 OtherComprehensiveIncomeLossTaxPortionAttributableToParent1	3668000
CY2019	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	13856000
CY2021	us-gaap	Net Income Loss NetIncomeLoss	51844000
CY2020	us-gaap	Net Income Loss NetIncomeLoss	41876000
CY2019	us-gaap	Net Income Loss NetIncomeLoss	35760000
CY2021	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	29167357
CY2020	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	28266509
CY2019	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	27734994
CY2021	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.78
CY2020	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.48
CY2019	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.29
CY2021	us-gaap	Net Income Loss NetIncomeLoss	51844000
CY2020	us-gaap	Net Income Loss NetIncomeLoss	41876000
CY2019	us-gaap	Net Income Loss NetIncomeLoss	35760000
CY2021	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	29167357
CY2020	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	28266509
CY2019	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	27734994
CY2021	us-gaap	Weighted Average Number Of Shares Restricted Stock WeightedAverageNumberOfSharesRestrictedStock	112430
CY2020	us-gaap	Weighted Average Number Of Shares Restricted Stock WeightedAverageNumberOfSharesRestrictedStock	127487
CY2019	us-gaap	Weighted Average Number Of Shares Restricted Stock WeightedAverageNumberOfSharesRestrictedStock	140990
CY2021	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	29279787
CY2020	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	28393996
CY2019	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	27875984
CY2021	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.77
CY2020	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.47
CY2019	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.28
CY2021Q4	us-gaap	Intangible Assets Net Including Goodwill IntangibleAssetsNetIncludingGoodwill	102606000
CY2021Q4	us-gaap	Assets Assets	4142749000
CY2020Q4	us-gaap	Intangible Assets Net Including Goodwill IntangibleAssetsNetIncludingGoodwill	49617000
CY2020Q4	us-gaap	Assets Assets	3071148000
CY2021	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	107990000
CY2021	fmnb	Provision For Credit Losses And Unfunded Loans ProvisionForCreditLossesAndUnfundedLoans	4893000
CY2021	fmnb	Noninterest Expense Excluding Amortization And Depreciation NoninterestExpenseExcludingAmortizationAndDepreciation	75637000
CY2021	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	62114000
CY2021	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	10270000
CY2021	us-gaap	Net Income Loss NetIncomeLoss	51844000
CY2020	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	96191000
CY2020	fmnb	Provision For Credit Losses And Unfunded Loans ProvisionForCreditLossesAndUnfundedLoans	9100000
CY2020	fmnb	Service Fees Security Gains And Other Noninterest Income ServiceFeesSecurityGainsAndOtherNoninterestIncome	36161000
CY2020	fmnb	Noninterest Expense Excluding Amortization And Depreciation NoninterestExpenseExcludingAmortizationAndDepreciation	69858000
CY2020	us-gaap	Depreciation And Amortization DepreciationAndAmortization	3122000
CY2020	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	50272000
CY2020	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	8396000
CY2020	us-gaap	Net Income Loss NetIncomeLoss	41876000
CY2019	fmnb	Provision For Credit Losses And Unfunded Loans ProvisionForCreditLossesAndUnfundedLoans	2450000
CY2019	fmnb	Service Fees Security Gains And Other Noninterest Income ServiceFeesSecurityGainsAndOtherNoninterestIncome	28042000
CY2019	fmnb	Noninterest Expense Excluding Amortization And Depreciation NoninterestExpenseExcludingAmortizationAndDepreciation	62056000
CY2019	us-gaap	Depreciation And Amortization DepreciationAndAmortization	2839000
CY2021Q4	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	31685000
CY2021Q3	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	28375000
CY2021Q2	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	28609000
CY2021Q1	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	27790000
CY2021Q4	us-gaap	Interest Expense InterestExpense	1986000
CY2021Q3	us-gaap	Interest Expense InterestExpense	1841000
CY2021Q2	us-gaap	Interest Expense InterestExpense	2119000
CY2021Q1	us-gaap	Interest Expense InterestExpense	2523000
CY2021Q4	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	29699000
CY2021Q3	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	26534000
CY2021Q2	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	26490000
CY2021Q1	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	25267000
CY2021Q4	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	5366000
CY2021Q3	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	-948000
CY2021Q2	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	50000
CY2021Q1	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	425000
CY2021Q4	us-gaap	Noninterest Income NoninterestIncome	9538000
CY2021Q3	us-gaap	Noninterest Income NoninterestIncome	9015000
CY2021Q2	us-gaap	Noninterest Income NoninterestIncome	9508000
CY2021Q1	us-gaap	Noninterest Income NoninterestIncome	10132000
CY2021Q4	fmnb	Merger Related Costs Incomes MergerRelatedCostsIncomes	6521000
CY2021Q3	fmnb	Merger Related Costs Incomes MergerRelatedCostsIncomes	472000
CY2021Q2	fmnb	Merger Related Costs Incomes MergerRelatedCostsIncomes	104000
CY2021Q1	fmnb	Merger Related Costs Incomes MergerRelatedCostsIncomes	12000
CY2021Q4	fmnb	Noninterest Expense Excluding Merger Costs NoninterestExpenseExcludingMergerCosts	21140000
CY2021Q3	fmnb	Noninterest Expense Excluding Merger Costs NoninterestExpenseExcludingMergerCosts	16656000
CY2021Q2	fmnb	Noninterest Expense Excluding Merger Costs NoninterestExpenseExcludingMergerCosts	16966000
CY2021Q1	fmnb	Noninterest Expense Excluding Merger Costs NoninterestExpenseExcludingMergerCosts	17305000
CY2021Q4	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	6210000
CY2021Q3	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	19369000
CY2021Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	18878000
CY2021Q1	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	17657000
CY2021Q4	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	508000
CY2021Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	3358000
CY2021Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	3303000
CY2021Q1	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	3101000
CY2021Q4	us-gaap	Net Income Loss NetIncomeLoss	5702000
CY2021Q3	us-gaap	Net Income Loss NetIncomeLoss	16011000
CY2021Q2	us-gaap	Net Income Loss NetIncomeLoss	15575000
CY2021Q1	us-gaap	Net Income Loss NetIncomeLoss	14556000
CY2021Q4	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.18
CY2021Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.56
CY2021Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.55
CY2021Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.51
CY2020Q4	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	28833000
CY2020Q3	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	27635000
CY2020Q2	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	28142000
CY2020Q1	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	27717000
CY2020Q4	us-gaap	Interest Expense InterestExpense	3030000
CY2020Q3	us-gaap	Interest Expense InterestExpense	3470000
CY2020Q2	us-gaap	Interest Expense InterestExpense	4221000
CY2020Q1	us-gaap	Interest Expense InterestExpense	5415000
CY2020Q4	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	25803000
CY2020Q3	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	24165000
CY2020Q2	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	23921000
CY2020Q1	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	22302000
CY2020Q4	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	3000000
CY2020Q3	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	2600000
CY2020Q2	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	2400000
CY2020Q1	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	1100000
CY2020Q4	us-gaap	Noninterest Income NoninterestIncome	10499000
CY2020Q3	us-gaap	Noninterest Income NoninterestIncome	9217000
CY2020Q2	us-gaap	Noninterest Income NoninterestIncome	8652000
CY2020Q1	us-gaap	Noninterest Income NoninterestIncome	7793000
CY2020Q4	fmnb	Merger Related Costs Incomes MergerRelatedCostsIncomes	1798000
CY2020Q3	fmnb	Merger Related Costs Incomes MergerRelatedCostsIncomes	58000
CY2020Q2	fmnb	Merger Related Costs Incomes MergerRelatedCostsIncomes	48000
CY2020Q1	fmnb	Merger Related Costs Incomes MergerRelatedCostsIncomes	1319000
CY2020Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	2443000
CY2020Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	1906000
CY2020Q1	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	1696000
CY2020Q4	us-gaap	Net Income Loss NetIncomeLoss	11357000
CY2020Q4	fmnb	Noninterest Expense Excluding Merger Costs NoninterestExpenseExcludingMergerCosts	17796000
CY2020Q3	fmnb	Noninterest Expense Excluding Merger Costs NoninterestExpenseExcludingMergerCosts	17412000
CY2020Q2	fmnb	Noninterest Expense Excluding Merger Costs NoninterestExpenseExcludingMergerCosts	17208000
CY2020Q1	fmnb	Noninterest Expense Excluding Merger Costs NoninterestExpenseExcludingMergerCosts	17341000
CY2020Q4	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	13708000
CY2020Q3	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	13312000
CY2020Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	12917000
CY2020Q1	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	10335000
CY2020Q4	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	2351000
CY2020Q3	us-gaap	Net Income Loss NetIncomeLoss	10869000
CY2020Q2	us-gaap	Net Income Loss NetIncomeLoss	11011000
CY2020Q1	us-gaap	Net Income Loss NetIncomeLoss	8639000
CY2020Q4	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.40
CY2020Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.38
CY2020Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.39
CY2020Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.30
CY2021	dei	Auditor Firm AuditorFirmId	655

Files In Submission

Name	View Source	Status
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0001564590-22-009271-index.html	Edgar Link	pending
0001564590-22-009271.txt	Edgar Link	pending
0001564590-22-009271-xbrl.zip	Edgar Link	pending
FilingSummary.xml	Edgar Link	unprocessable
Financial_Report.xlsx	Edgar Link	pending
fmnb-10k_20211231.htm	Edgar Link	pending
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$FMNB
FARMERS NATIONAL BANC CORP /OH/ Stock $fmnb

2021 Q4 Form 10-K Financial Statement

#000156459022009271 Filed on March 09, 2022

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$FMNB FARMERS NATIONAL BANC CORP /OH/ Stock $fmnb

2021 Q4 Form 10-K Financial Statement

#000156459022009271 Filed on March 09, 2022

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$FMNB
FARMERS NATIONAL BANC CORP /OH/ Stock $fmnb