$FCF
FIRST COMMONWEALTH FINANCIAL CORP /PA/ Stock $fcf

$fcf Overview Financials Valuation SEC Filings Company Website

2020 Q2 Form 10-Q Financial Statement

#000071253720000020 Filed on August 10, 2020

Income Statement

Concept	2020 Q2	2019 Q2
Revenue	$74.98M	$82.06M
YoY Change	-8.62%	12.5%
Cost Of Revenue
YoY Change
Gross Profit
YoY Change
Gross Profit Margin
Selling, General & Admin
YoY Change
% of Gross Profit
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$2.600M	$2.600M
YoY Change	0.0%	188.89%
% of Gross Profit
Operating Expenses
YoY Change
Operating Profit
YoY Change
Interest Expense	$8.295M	$14.93M
YoY Change	-44.44%	61.15%
% of Operating Profit
Other Income/Expense, Net
YoY Change
Pretax Income	$28.88M	$33.97M
YoY Change	-14.97%	-14.41%
Income Tax	$5.032M	$6.688M
% Of Pretax Income	17.42%	19.69%
Net Earnings	$23.85M	$27.28M
YoY Change	-12.57%	-14.97%
Net Earnings / Revenue	31.81%	33.25%
Basic Earnings Per Share	$0.24	$0.28
Diluted Earnings Per Share	$0.24	$0.28
COMMON SHARES
Basic Shares Outstanding	97.93M shares	98.35M shares
Diluted Shares Outstanding	98.15M shares	98.60M shares

Balance Sheet

Concept	2020 Q2	2019 Q2
SHORT-TERM ASSETS
Cash & Short-Term Investments
YoY Change
Cash & Equivalents	$457.7M	$96.28M
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	$134.8M	$131.0M
YoY Change	2.85%	60.58%
Goodwill	$303.3M	$274.2M
YoY Change	10.61%	1341.49%
Intangibles	$14.74M	$12.34M
YoY Change	19.45%	-15.71%
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	$9.365B	$8.071B
YoY Change	16.03%	5.52%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable
YoY Change
Accrued Expenses	$51.20M	$51.70M
YoY Change	-0.97%
Deferred Revenue
YoY Change
Short-Term Debt	$108.5M	$555.1M
YoY Change	-80.46%	1.81%
Long-Term Debt Due	$6.600M	$7.000M
YoY Change	-5.71%	-5.41%
Total Short-Term Liabilities	$57.80M	$58.70M
YoY Change	-1.53%	693.24%
LONG-TERM LIABILITIES
Long-Term Debt	$170.5M	$170.4M
YoY Change	0.06%	0.06%
Other Long-Term Liabilities	$113.3M	$51.70M
YoY Change	119.15%	18.58%
Total Long-Term Liabilities	$283.8M	$222.1M
YoY Change	27.78%	3.83%
TOTAL LIABILITIES
Total Short-Term Liabilities	$57.80M	$58.70M
Total Long-Term Liabilities	$283.8M	$222.1M
Total Liabilities	$8.289B	$7.049B
YoY Change	17.59%	5.4%
SHAREHOLDERS EQUITY
Retained Earnings	$584.3M	$543.6M
YoY Change	7.5%	13.89%
Common Stock	$113.9M	$113.9M
YoY Change	0.0%	0.0%
Preferred Stock
YoY Change
Treasury Stock (at cost)	$138.7M	$133.1M
YoY Change	4.24%	25.42%
Treasury Stock Shares	15.78M shares	15.41M shares
Shareholders Equity	$1.076B	$1.022B
YoY Change
Total Liabilities & Shareholders Equity	$9.365B	$8.071B
YoY Change	16.03%	5.52%

Cashflow Statement

Concept	2020 Q2	2019 Q2
OPERATING ACTIVITIES
Net Income	$23.85M	$27.28M
YoY Change	-12.57%	-14.97%
Depreciation, Depletion And Amortization	$2.600M	$2.600M
YoY Change	0.0%	188.89%
Cash From Operating Activities	$18.10M	$11.40M
YoY Change	58.77%	-70.92%
INVESTING ACTIVITIES
Capital Expenditures	-$1.700M	-$4.700M
YoY Change	-63.83%	74.07%
Acquisitions
YoY Change
Other Investing Activities	-$502.7M	-$87.00M
YoY Change	477.82%	-13.26%
Cash From Investing Activities	-$504.4M	-$91.80M
YoY Change	449.46%	-10.96%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	809.9M	52.70M
YoY Change	1436.81%	-42.78%
NET CHANGE
Cash From Operating Activities	18.10M	11.40M
Cash From Investing Activities	-504.4M	-91.80M
Cash From Financing Activities	809.9M	52.70M
Net Change In Cash	323.6M	-27.70M
YoY Change	-1268.23%	-198.23%
FREE CASH FLOW
Cash From Operating Activities	$18.10M	$11.40M
Capital Expenditures	-$1.700M	-$4.700M
Free Cash Flow	$19.80M	$16.10M
YoY Change	22.98%	-61.58%

Facts In Submission

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	dei	Amendment Flag AmendmentFlag	false
	dei	Document Period End Date DocumentPeriodEndDate	2020-06-30
	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2020
	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	Q2
	dei	Entity Registrant Name EntityRegistrantName	FIRST COMMONWEALTH FINANCIAL CORP /PA/
	dei	Entity Central Index Key EntityCentralIndexKey	0000712537
	dei	Entity File Number EntityFileNumber	001-11138
	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	25-1428528
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	dei	Entity Address City Or Town EntityAddressCityOrTown	Indiana
	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	PA
	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	15701
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CY2019Q2	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	64291000	USD
	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	96584000	USD
	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	125682000	USD
CY2020Q2	us-gaap	Debt And Equity Securities Gain Loss DebtAndEquitySecuritiesGainLoss	8000	USD
CY2019Q2	us-gaap	Debt And Equity Securities Gain Loss DebtAndEquitySecuritiesGainLoss	6000	USD
	us-gaap	Debt And Equity Securities Gain Loss DebtAndEquitySecuritiesGainLoss	27000	USD
	us-gaap	Debt And Equity Securities Gain Loss DebtAndEquitySecuritiesGainLoss	6000	USD
CY2020Q2	fcf	Feesand Commissionson Trustand Fiduciary Accounts FeesandCommissionsonTrustandFiduciaryAccounts	2109000	USD
CY2019Q2	fcf	Feesand Commissionson Trustand Fiduciary Accounts FeesandCommissionsonTrustandFiduciaryAccounts	1970000	USD
	fcf	Feesand Commissionson Trustand Fiduciary Accounts FeesandCommissionsonTrustandFiduciaryAccounts	4220000	USD
	fcf	Feesand Commissionson Trustand Fiduciary Accounts FeesandCommissionsonTrustandFiduciaryAccounts	3896000	USD
CY2020Q2	fcf	Feesand Commissionson Depositor Accounts FeesandCommissionsonDepositorAccounts	3286000	USD
CY2019Q2	fcf	Feesand Commissionson Depositor Accounts FeesandCommissionsonDepositorAccounts	4593000	USD
	fcf	Feesand Commissionson Depositor Accounts FeesandCommissionsonDepositorAccounts	8031000	USD
	fcf	Feesand Commissionson Depositor Accounts FeesandCommissionsonDepositorAccounts	8838000	USD
CY2020Q2	us-gaap	Insurance Commissions And Fees InsuranceCommissionsAndFees	1831000	USD
CY2019Q2	us-gaap	Insurance Commissions And Fees InsuranceCommissionsAndFees	2014000	USD
	us-gaap	Insurance Commissions And Fees InsuranceCommissionsAndFees	3826000	USD
	us-gaap	Insurance Commissions And Fees InsuranceCommissionsAndFees	3975000	USD
CY2020Q2	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	1800000	USD
CY2019Q2	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	1442000	USD
	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	3416000	USD
	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	2868000	USD
CY2020Q2	us-gaap	Gain Loss On Sales Of Loans Net GainLossOnSalesOfLoansNet	4243000	USD
CY2019Q2	us-gaap	Gain Loss On Sales Of Loans Net GainLossOnSalesOfLoansNet	2074000	USD
	us-gaap	Gain Loss On Sales Of Loans Net GainLossOnSalesOfLoansNet	6789000	USD
	us-gaap	Gain Loss On Sales Of Loans Net GainLossOnSalesOfLoansNet	3502000	USD
CY2020Q2	us-gaap	Gain Loss On Disposition Of Assets GainLossOnDispositionOfAssets	581000	USD
CY2019Q2	us-gaap	Gain Loss On Disposition Of Assets GainLossOnDispositionOfAssets	1777000	USD
	us-gaap	Gain Loss On Disposition Of Assets GainLossOnDispositionOfAssets	1280000	USD
	us-gaap	Gain Loss On Disposition Of Assets GainLossOnDispositionOfAssets	2861000	USD
CY2020Q2	fcf	Feesand Commissionson Debit Cards FeesandCommissionsonDebitCards	5886000	USD
CY2019Q2	fcf	Feesand Commissionson Debit Cards FeesandCommissionsonDebitCards	5441000	USD
	fcf	Feesand Commissionson Debit Cards FeesandCommissionsonDebitCards	11148000	USD
	fcf	Feesand Commissionson Debit Cards FeesandCommissionsonDebitCards	10171000	USD
CY2020Q2	us-gaap	Derivative Gain Loss On Derivative Net DerivativeGainLossOnDerivativeNet	-221000	USD
CY2019Q2	us-gaap	Derivative Gain Loss On Derivative Net DerivativeGainLossOnDerivativeNet	-17000	USD
	us-gaap	Derivative Gain Loss On Derivative Net DerivativeGainLossOnDerivativeNet	-1962000	USD
	us-gaap	Derivative Gain Loss On Derivative Net DerivativeGainLossOnDerivativeNet	-43000	USD
CY2020Q2	fcf	Derivative Fee Income DerivativeFeeIncome	609000	USD
CY2019Q2	fcf	Derivative Fee Income DerivativeFeeIncome	820000	USD
	fcf	Derivative Fee Income DerivativeFeeIncome	823000	USD
	fcf	Derivative Fee Income DerivativeFeeIncome	1213000	USD
CY2020Q2	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	1680000	USD
CY2019Q2	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	1786000	USD
	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	3487000	USD
	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	3491000	USD
CY2020Q2	us-gaap	Noninterest Income NoninterestIncome	21812000	USD
CY2019Q2	us-gaap	Noninterest Income NoninterestIncome	21906000	USD
	us-gaap	Noninterest Income NoninterestIncome	41085000	USD
	us-gaap	Noninterest Income NoninterestIncome	40778000	USD
CY2020Q2	us-gaap	Labor And Related Expense LaborAndRelatedExpense	28773000	USD
CY2019Q2	us-gaap	Labor And Related Expense LaborAndRelatedExpense	27311000	USD
	us-gaap	Labor And Related Expense LaborAndRelatedExpense	58750000	USD
	us-gaap	Labor And Related Expense LaborAndRelatedExpense	54531000	USD
CY2020Q2	us-gaap	Occupancy Net OccupancyNet	4397000	USD
CY2019Q2	us-gaap	Occupancy Net OccupancyNet	4441000	USD
	us-gaap	Occupancy Net OccupancyNet	9370000	USD
	us-gaap	Occupancy Net OccupancyNet	9357000	USD
CY2020Q2	us-gaap	Equipment Expense EquipmentExpense	3657000	USD
CY2019Q2	us-gaap	Equipment Expense EquipmentExpense	3824000	USD
	us-gaap	Equipment Expense EquipmentExpense	7435000	USD
	us-gaap	Equipment Expense EquipmentExpense	7492000	USD
CY2020Q2	us-gaap	Information Technology And Data Processing InformationTechnologyAndDataProcessing	2596000	USD
CY2019Q2	us-gaap	Information Technology And Data Processing InformationTechnologyAndDataProcessing	2619000	USD
	us-gaap	Information Technology And Data Processing InformationTechnologyAndDataProcessing	5063000	USD
	us-gaap	Information Technology And Data Processing InformationTechnologyAndDataProcessing	5163000	USD
CY2020Q2	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	1535000	USD
CY2019Q2	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	1231000	USD
	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	2685000	USD
	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	2471000	USD
CY2020Q2	us-gaap	Taxes Excluding Income And Excise Taxes TaxesExcludingIncomeAndExciseTaxes	1254000	USD
CY2019Q2	us-gaap	Taxes Excluding Income And Excise Taxes TaxesExcludingIncomeAndExciseTaxes	1260000	USD
	us-gaap	Taxes Excluding Income And Excise Taxes TaxesExcludingIncomeAndExciseTaxes	1992000	USD
	us-gaap	Taxes Excluding Income And Excise Taxes TaxesExcludingIncomeAndExciseTaxes	2176000	USD
CY2020Q2	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	919000	USD
CY2019Q2	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	745000	USD
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	1853000	USD
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	1499000	USD
CY2020Q2	fcf	Collection And Repossession Expenses CollectionAndRepossessionExpenses	341000	USD
CY2019Q2	fcf	Collection And Repossession Expenses CollectionAndRepossessionExpenses	460000	USD
	fcf	Collection And Repossession Expenses CollectionAndRepossessionExpenses	905000	USD
	fcf	Collection And Repossession Expenses CollectionAndRepossessionExpenses	1007000	USD
CY2020Q2	us-gaap	Professional Fees ProfessionalFees	920000	USD
CY2019Q2	us-gaap	Professional Fees ProfessionalFees	1032000	USD
	us-gaap	Professional Fees ProfessionalFees	1818000	USD
	us-gaap	Professional Fees ProfessionalFees	1786000	USD
CY2020Q2	us-gaap	Federal Deposit Insurance Corporation Premium Expense FederalDepositInsuranceCorporationPremiumExpense	733000	USD
CY2019Q2	us-gaap	Federal Deposit Insurance Corporation Premium Expense FederalDepositInsuranceCorporationPremiumExpense	555000	USD
	us-gaap	Federal Deposit Insurance Corporation Premium Expense FederalDepositInsuranceCorporationPremiumExpense	761000	USD
	us-gaap	Federal Deposit Insurance Corporation Premium Expense FederalDepositInsuranceCorporationPremiumExpense	1129000	USD
CY2020Q2	us-gaap	Gain Loss On Sales Of Assets And Asset Impairment Charges GainLossOnSalesOfAssetsAndAssetImpairmentCharges	-140000	USD
CY2019Q2	us-gaap	Gain Loss On Sales Of Assets And Asset Impairment Charges GainLossOnSalesOfAssetsAndAssetImpairmentCharges	-1181000	USD
	us-gaap	Gain Loss On Sales Of Assets And Asset Impairment Charges GainLossOnSalesOfAssetsAndAssetImpairmentCharges	-353000	USD
	us-gaap	Gain Loss On Sales Of Assets And Asset Impairment Charges GainLossOnSalesOfAssetsAndAssetImpairmentCharges	-1246000	USD
CY2020Q2	fcf	Operational Loss OperationalLoss	319000	USD
CY2019Q2	fcf	Operational Loss OperationalLoss	555000	USD
	fcf	Operational Loss OperationalLoss	709000	USD
	fcf	Operational Loss OperationalLoss	956000	USD
CY2020Q2	us-gaap	Off Balance Sheet Credit Loss Liability Change In Method Credit Loss Expense Reversal OffBalanceSheetCreditLossLiabilityChangeInMethodCreditLossExpenseReversal	887000	USD
CY2019Q2	us-gaap	Off Balance Sheet Credit Loss Liability Change In Method Credit Loss Expense Reversal OffBalanceSheetCreditLossLiabilityChangeInMethodCreditLossExpenseReversal	612000	USD
	us-gaap	Off Balance Sheet Credit Loss Liability Change In Method Credit Loss Expense Reversal OffBalanceSheetCreditLossLiabilityChangeInMethodCreditLossExpenseReversal	-1652000	USD
	us-gaap	Off Balance Sheet Credit Loss Liability Change In Method Credit Loss Expense Reversal OffBalanceSheetCreditLossLiabilityChangeInMethodCreditLossExpenseReversal	231000	USD
CY2020Q2	fcf	Covid19 Related Expenses COVID19RelatedExpenses	419000	USD
CY2019Q2	fcf	Covid19 Related Expenses COVID19RelatedExpenses	0	USD
	fcf	Covid19 Related Expenses COVID19RelatedExpenses	442000	USD
	fcf	Covid19 Related Expenses COVID19RelatedExpenses	0	USD
CY2020Q2	us-gaap	Other Noninterest Expense OtherNoninterestExpense	5866000	USD
CY2019Q2	us-gaap	Other Noninterest Expense OtherNoninterestExpense	6403000	USD
	us-gaap	Other Noninterest Expense OtherNoninterestExpense	12543000	USD
	us-gaap	Other Noninterest Expense OtherNoninterestExpense	12915000	USD
CY2020Q2	us-gaap	Noninterest Expense NoninterestExpense	52756000	USD
CY2019Q2	us-gaap	Noninterest Expense NoninterestExpense	52229000	USD
	us-gaap	Noninterest Expense NoninterestExpense	103027000	USD
	us-gaap	Noninterest Expense NoninterestExpense	101959000	USD
CY2020Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	28883000	USD
CY2019Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	33968000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	34642000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	64501000	USD
CY2020Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	5032000	USD
CY2019Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	6688000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	6064000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	12632000	USD
CY2020Q2	us-gaap	Net Income Loss NetIncomeLoss	23851000	USD
CY2019Q2	us-gaap	Net Income Loss NetIncomeLoss	27280000	USD
	us-gaap	Net Income Loss NetIncomeLoss	28578000	USD
	us-gaap	Net Income Loss NetIncomeLoss	51869000	USD
CY2020Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	97932333	shares
CY2019Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	98346674	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	98027980	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	98412492	shares
CY2020Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	98146854	shares
CY2019Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	98600609	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	98254429	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	98651810	shares
CY2020Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.24
CY2019Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.28
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.29
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.53
CY2020Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.24
CY2019Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.28
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.29
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.53
CY2020Q2	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.11
CY2019Q2	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.10
	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.22
	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.20
CY2020Q2	us-gaap	Net Income Loss NetIncomeLoss	23851000	USD
CY2019Q2	us-gaap	Net Income Loss NetIncomeLoss	27280000	USD
	us-gaap	Net Income Loss NetIncomeLoss	28578000	USD
	us-gaap	Net Income Loss NetIncomeLoss	51869000	USD
CY2020Q2	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	5822000	USD
CY2019Q2	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	9873000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	25325000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	18903000	USD
CY2020Q2	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	8000	USD
CY2019Q2	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	6000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	27000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	6000	USD
CY2020Q2	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax	-536000	USD
CY2019Q2	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax	0	USD
	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax	-5117000	USD
	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax	133000	USD
CY2020Q2	us-gaap	Other Comprehensive Income Loss Before Tax Portion Attributable To Parent OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent	5278000	USD
CY2019Q2	us-gaap	Other Comprehensive Income Loss Before Tax Portion Attributable To Parent OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent	9867000	USD
	us-gaap	Other Comprehensive Income Loss Before Tax Portion Attributable To Parent OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent	20181000	USD
	us-gaap	Other Comprehensive Income Loss Before Tax Portion Attributable To Parent OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent	19030000	USD
CY2020Q2	us-gaap	Other Comprehensive Income Loss Tax Portion Attributable To Parent1 OtherComprehensiveIncomeLossTaxPortionAttributableToParent1	1108000	USD
CY2019Q2	us-gaap	Other Comprehensive Income Loss Tax Portion Attributable To Parent1 OtherComprehensiveIncomeLossTaxPortionAttributableToParent1	2072000	USD
	us-gaap	Other Comprehensive Income Loss Tax Portion Attributable To Parent1 OtherComprehensiveIncomeLossTaxPortionAttributableToParent1	4238000	USD
	us-gaap	Other Comprehensive Income Loss Tax Portion Attributable To Parent1 OtherComprehensiveIncomeLossTaxPortionAttributableToParent1	3996000	USD
CY2020Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	4170000	USD
CY2019Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	7795000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	15943000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	15034000	USD
CY2020Q2	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	28021000	USD
CY2019Q2	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	35075000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	44521000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	66903000	USD
CY2019Q4	us-gaap	Stockholders Equity StockholdersEquity	1055665000	USD
	us-gaap	Net Income Loss NetIncomeLoss	28578000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	15943000	USD
	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	21614000	USD
	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	5220000	USD
	us-gaap	Stock Issued During Period Value Treasury Stock Reissued StockIssuedDuringPeriodValueTreasuryStockReissued	1816000	USD
	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation And Exercise Of Stock Options AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationAndExerciseOfStockOptions	537000	USD
CY2020Q2	us-gaap	Stockholders Equity StockholdersEquity	1075705000	USD
CY2018Q4	us-gaap	Stockholders Equity StockholdersEquity	975389000	USD
	us-gaap	Net Income Loss NetIncomeLoss	51869000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	15034000	USD
	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	19712000	USD
	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	3960000	USD
	us-gaap	Stock Issued During Period Value Treasury Stock Reissued StockIssuedDuringPeriodValueTreasuryStockReissued	2743000	USD
	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation And Exercise Of Stock Options AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationAndExerciseOfStockOptions	468000	USD
CY2019Q2	us-gaap	Stockholders Equity StockholdersEquity	1021831000	USD
CY2020Q1	us-gaap	Stockholders Equity StockholdersEquity	1057924000	USD
CY2020Q2	us-gaap	Net Income Loss NetIncomeLoss	23851000	USD
CY2020Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	4170000	USD
CY2020Q2	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	10795000	USD
CY2020Q2	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	0	USD
CY2020Q2	us-gaap	Stock Issued During Period Value Treasury Stock Reissued StockIssuedDuringPeriodValueTreasuryStockReissued	222000	USD
CY2020Q2	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation And Exercise Of Stock Options AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationAndExerciseOfStockOptions	333000	USD
CY2020Q2	us-gaap	Stockholders Equity StockholdersEquity	1075705000	USD
CY2019Q2	us-gaap	Net Income Loss NetIncomeLoss	27280000	USD
CY2019Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	7795000	USD
CY2019Q2	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	9850000	USD
CY2019Q2	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	1886000	USD
CY2019Q2	us-gaap	Stock Issued During Period Value Treasury Stock Reissued StockIssuedDuringPeriodValueTreasuryStockReissued	212000	USD
CY2019Q2	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation And Exercise Of Stock Options AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationAndExerciseOfStockOptions	261000	USD
CY2019Q2	us-gaap	Stockholders Equity StockholdersEquity	1021831000	USD
	us-gaap	Net Income Loss NetIncomeLoss	28578000	USD
	us-gaap	Net Income Loss NetIncomeLoss	51869000	USD
	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	37826000	USD
	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	6930000	USD
	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-3387000	USD
	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	1112000	USD
	us-gaap	Depreciation Amortization And Accretion Net DepreciationAmortizationAndAccretionNet	5549000	USD
	us-gaap	Depreciation Amortization And Accretion Net DepreciationAmortizationAndAccretionNet	5087000	USD
	fcf	Gain Loss On Securities And Other Assets GainLossOnSecuritiesAndOtherAssets	5896000	USD
	fcf	Gain Loss On Securities And Other Assets GainLossOnSecuritiesAndOtherAssets	5288000	USD
	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	-2993000	USD
	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	-1704000	USD
	fcf	Increase In Cash Surrender Valueof Boli IncreaseInCashSurrenderValueofBOLI	3149000	USD
	us-gaap	Payments Of Dividends PaymentsOfDividends	21614000	USD
	us-gaap	Payments Of Dividends PaymentsOfDividends	19712000	USD
	us-gaap	Proceeds From Sale Of Treasury Stock ProceedsFromSaleOfTreasuryStock	222000	USD
	us-gaap	Proceeds From Sale Of Treasury Stock ProceedsFromSaleOfTreasuryStock	211000	USD
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	5220000	USD
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	3960000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	984273000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	117480000	USD
	fcf	Increase In Cash Surrender Valueof Boli IncreaseInCashSurrenderValueofBOLI	2868000	USD
	us-gaap	Increase Decrease In Accrued Interest Receivable Net IncreaseDecreaseInAccruedInterestReceivableNet	10218000	USD
	us-gaap	Increase Decrease In Accrued Interest Receivable Net IncreaseDecreaseInAccruedInterestReceivableNet	1963000	USD
	us-gaap	Payments For Origination Of Mortgage Loans Held For Sale PaymentsForOriginationOfMortgageLoansHeldForSale	155916000	USD
	us-gaap	Payments For Origination Of Mortgage Loans Held For Sale PaymentsForOriginationOfMortgageLoansHeldForSale	98292000	USD
	us-gaap	Proceeds From Sale Of Mortgage Loans Held For Sale ProceedsFromSaleOfMortgageLoansHeldForSale	150821000	USD
	us-gaap	Proceeds From Sale Of Mortgage Loans Held For Sale ProceedsFromSaleOfMortgageLoansHeldForSale	95549000	USD
	us-gaap	Increase Decrease In Interest Payable Net IncreaseDecreaseInInterestPayableNet	-484000	USD
	us-gaap	Increase Decrease In Interest Payable Net IncreaseDecreaseInInterestPayableNet	270000	USD
	us-gaap	Increase Decrease In Accrued Income Taxes Payable IncreaseDecreaseInAccruedIncomeTaxesPayable	9349000	USD
	us-gaap	Increase Decrease In Accrued Income Taxes Payable IncreaseDecreaseInAccruedIncomeTaxesPayable	1319000	USD
	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	4875000	USD
	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	25316000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	51191000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	30113000	USD
	us-gaap	Proceeds From Sale And Maturity Of Held To Maturity Securities ProceedsFromSaleAndMaturityOfHeldToMaturitySecurities	42175000	USD
	us-gaap	Proceeds From Sale And Maturity Of Held To Maturity Securities ProceedsFromSaleAndMaturityOfHeldToMaturitySecurities	19977000	USD
	us-gaap	Payments To Acquire Held To Maturity Securities PaymentsToAcquireHeldToMaturitySecurities	200000	USD
	us-gaap	Payments To Acquire Held To Maturity Securities PaymentsToAcquireHeldToMaturitySecurities	200000	USD
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	125162000	USD
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	77571000	USD
	us-gaap	Payments To Acquire Available For Sale Securities PaymentsToAcquireAvailableForSaleSecurities	127368000	USD
	us-gaap	Payments To Acquire Available For Sale Securities PaymentsToAcquireAvailableForSaleSecurities	16401000	USD
	us-gaap	Payments For Proceeds From Federal Home Loan Bank Stock PaymentsForProceedsFromFederalHomeLoanBankStock	20927000	USD
	us-gaap	Payments For Proceeds From Federal Home Loan Bank Stock PaymentsForProceedsFromFederalHomeLoanBankStock	23256000	USD
	us-gaap	Proceeds From Sale Of Federal Home Loan Bank Stock ProceedsFromSaleOfFederalHomeLoanBankStock	25416000	USD
	us-gaap	Proceeds From Sale Of Federal Home Loan Bank Stock ProceedsFromSaleOfFederalHomeLoanBankStock	25814000	USD
	us-gaap	Proceeds From Life Insurance Policies ProceedsFromLifeInsurancePolicies	201000	USD
	us-gaap	Proceeds From Life Insurance Policies ProceedsFromLifeInsurancePolicies	0	USD
	us-gaap	Proceeds From Sale Of Loans Receivable ProceedsFromSaleOfLoansReceivable	10335000	USD
	us-gaap	Proceeds From Sale Of Loans Receivable ProceedsFromSaleOfLoansReceivable	22312000	USD
	us-gaap	Proceeds From Sale Of Other Productive Assets ProceedsFromSaleOfOtherProductiveAssets	3173000	USD
	us-gaap	Proceeds From Sale Of Other Productive Assets ProceedsFromSaleOfOtherProductiveAssets	3539000	USD
	us-gaap	Payments For Proceeds From Loans And Leases PaymentsForProceedsFromLoansAndLeases	752191000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-150260000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	20006000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	18903000	USD
	us-gaap	Payments For Proceeds From Loans And Leases PaymentsForProceedsFromLoansAndLeases	250773000	USD
	us-gaap	Payments For Purchase Of Other Assets1 PaymentsForPurchaseOfOtherAssets1	5363000	USD
	us-gaap	Payments For Purchase Of Other Assets1 PaymentsForPurchaseOfOtherAssets1	8843000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-699587000	USD
	us-gaap	Increase Decrease In Federal Funds Purchased IncreaseDecreaseInFederalFundsPurchased	0	USD
	us-gaap	Increase Decrease In Federal Funds Purchased IncreaseDecreaseInFederalFundsPurchased	11000000	USD
	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	-93369000	USD
	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	-155743000	USD
	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	1104794000	USD
	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	258198000	USD
	us-gaap	Repayments Of Other Long Term Debt RepaymentsOfOtherLongTermDebt	327000	USD
	us-gaap	Repayments Of Other Long Term Debt RepaymentsOfOtherLongTermDebt	315000	USD
	us-gaap	Repayments Of Long Term Capital Lease Obligations RepaymentsOfLongTermCapitalLeaseObligations	213000	USD
	us-gaap	Repayments Of Long Term Capital Lease Obligations RepaymentsOfLongTermCapitalLeaseObligations	199000	USD
	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	0	USD
	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	50000000	USD
	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	-2667000	USD
	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	335877000	USD
CY2019Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	121856000	USD
CY2018Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	98947000	USD
CY2020Q2	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	457733000	USD
CY2019Q2	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	96280000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	25325000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	-5319000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	-3969000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	14934000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	27000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax	-6000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	21000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	6000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax	-1000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	5000	USD
	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax	25298000	USD
	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax	-5313000	USD
	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	19985000	USD
	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax	18897000	USD
	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax	-3968000	USD
	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	14929000	USD
	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax	-5117000	USD
	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax	1075000	USD
	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	-4042000	USD
	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax	133000	USD
	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax	-28000	USD
	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	105000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesBeforeTax	0	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesTax	0	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax	0	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesBeforeTax	0	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesTax	0	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax	0	USD
	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Before Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesBeforeTax	-5117000	USD
	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesTax	1075000	USD
	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Net Of Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax	-4042000	USD
	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Before Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesBeforeTax	133000	USD
	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesTax	-28000	USD
	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Net Of Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax	105000	USD
	us-gaap	Other Comprehensive Income Loss Before Tax OtherComprehensiveIncomeLossBeforeTax	20181000	USD
	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	-4238000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	15943000	USD
	us-gaap	Other Comprehensive Income Loss Before Tax OtherComprehensiveIncomeLossBeforeTax	19030000	USD
	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	-3996000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	15034000	USD
CY2020Q2	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	5822000	USD
CY2020Q2	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	-1223000	USD
CY2020Q2	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	4599000	USD
CY2019Q2	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	9873000	USD
CY2019Q2	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	-2073000	USD
CY2019Q2	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	7800000	USD
CY2020Q2	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	8000	USD
CY2020Q2	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax	-2000	USD
CY2020Q2	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	6000	USD
CY2019Q2	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	6000	USD
CY2019Q2	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax	-1000	USD
CY2019Q2	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	5000	USD
CY2020Q2	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax	5814000	USD
CY2020Q2	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax	-1221000	USD
CY2020Q2	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	4593000	USD
CY2019Q2	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax	9867000	USD
CY2019Q2	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax	-2072000	USD
CY2019Q2	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	7795000	USD
CY2020Q2	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax	-536000	USD
CY2020Q2	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax	113000	USD
CY2020Q2	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	-423000	USD
CY2019Q2	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax	0	USD
CY2019Q2	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax	0	USD
CY2019Q2	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	0	USD
CY2020Q2	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesBeforeTax	0	USD
CY2020Q2	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesTax	0	USD
CY2020Q2	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax	0	USD
CY2019Q2	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesBeforeTax	0	USD
CY2019Q2	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesTax	0	USD
CY2019Q2	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax	0	USD
CY2020Q2	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Before Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesBeforeTax	-536000	USD
CY2020Q2	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesTax	113000	USD
CY2020Q2	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Net Of Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax	-423000	USD
CY2019Q2	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Before Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesBeforeTax	0	USD
CY2019Q2	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesTax	0	USD
CY2019Q2	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Net Of Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax	0	USD
CY2020Q2	us-gaap	Other Comprehensive Income Loss Before Tax OtherComprehensiveIncomeLossBeforeTax	5278000	USD
CY2020Q2	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	-1108000	USD
CY2020Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	4170000	USD
CY2019Q2	us-gaap	Other Comprehensive Income Loss Before Tax OtherComprehensiveIncomeLossBeforeTax	9867000	USD
CY2019Q2	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	-2072000	USD
CY2019Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	7795000	USD
	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	-4042000	USD
	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	105000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax	0	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax	0	USD
CY2020Q2	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	-423000	USD
CY2019Q2	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	0	USD
CY2020Q2	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax	0	USD
CY2019Q2	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax	0	USD
	us-gaap	Interest Paid Net InterestPaidNet	20493000	USD
	us-gaap	Interest Paid Net InterestPaidNet	28895000	USD
	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	130000	USD
	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	10241000	USD
	fcf	Loans Transferredto Other Real Estate Ownedand Repossessions LoansTransferredtoOtherRealEstateOwnedandRepossessions	2368000	USD
	fcf	Loans Transferredto Other Real Estate Ownedand Repossessions LoansTransferredtoOtherRealEstateOwnedandRepossessions	1776000	USD
	us-gaap	Transfer Of Portfolio Loans And Leases To Held For Sale1 TransferOfPortfolioLoansAndLeasesToHeldForSale1	13442000	USD
	us-gaap	Transfer Of Portfolio Loans And Leases To Held For Sale1 TransferOfPortfolioLoansAndLeasesToHeldForSale1	16823000	USD
	us-gaap	Transfer Of Loans Held For Sale To Portfolio Loans1 TransferOfLoansHeldForSaleToPortfolioLoans1	1908000	USD
	us-gaap	Transfer Of Loans Held For Sale To Portfolio Loans1 TransferOfLoansHeldForSaleToPortfolioLoans1	0	USD
	fcf	Gross Increase In Market Value Adjustment To Securities Available For Sale GrossIncreaseInMarketValueAdjustmentToSecuritiesAvailableForSale	25298000	USD
	fcf	Gross Increase In Market Value Adjustment To Securities Available For Sale GrossIncreaseInMarketValueAdjustmentToSecuritiesAvailableForSale	18897000	USD
	fcf	Gross Increasein Market Value Adjustmentto Derivatives GrossIncreaseinMarketValueAdjustmenttoDerivatives	5117000	USD
	fcf	Gross Increasein Market Value Adjustmentto Derivatives GrossIncreaseinMarketValueAdjustmenttoDerivatives	133000	USD
	us-gaap	Transfer To Investments TransferToInvestments	21853000	USD
	us-gaap	Transfer To Investments TransferToInvestments	0	USD
	us-gaap	Stock Issued1 StockIssued1	1594000	USD
	us-gaap	Stock Issued1 StockIssued1	2531000	USD
	fcf	Unsettled Bank Owned Life Insurance Proceeds UnsettledBankOwnedLifeInsuranceProceeds	557000	USD
	fcf	Unsettled Bank Owned Life Insurance Proceeds UnsettledBankOwnedLifeInsuranceProceeds	0	USD
CY2020Q2	us-gaap	Weighted Average Number Of Shares Issued Basic WeightedAverageNumberOfSharesIssuedBasic	113914902	shares
CY2019Q2	us-gaap	Weighted Average Number Of Shares Issued Basic WeightedAverageNumberOfSharesIssuedBasic	113914902	shares
	us-gaap	Weighted Average Number Of Shares Issued Basic WeightedAverageNumberOfSharesIssuedBasic	113914902	shares
	us-gaap	Weighted Average Number Of Shares Issued Basic WeightedAverageNumberOfSharesIssuedBasic	113914902	shares
CY2020Q2	us-gaap	Weighted Average Number Of Shares Treasury Stock WeightedAverageNumberOfSharesTreasuryStock	15788359	shares
CY2019Q2	us-gaap	Weighted Average Number Of Shares Treasury Stock WeightedAverageNumberOfSharesTreasuryStock	15398192	shares
	us-gaap	Weighted Average Number Of Shares Treasury Stock WeightedAverageNumberOfSharesTreasuryStock	15730604	shares
	us-gaap	Weighted Average Number Of Shares Treasury Stock WeightedAverageNumberOfSharesTreasuryStock	15345018	shares
CY2020Q2	fcf	Weighted Average Numberof Shares Deferred Compensation Plans WeightedAverageNumberofSharesDeferredCompensationPlans	41426	shares
CY2019Q2	fcf	Weighted Average Numberof Shares Deferred Compensation Plans WeightedAverageNumberofSharesDeferredCompensationPlans	37411	shares
	fcf	Weighted Average Numberof Shares Deferred Compensation Plans WeightedAverageNumberofSharesDeferredCompensationPlans	39939	shares
	fcf	Weighted Average Numberof Shares Deferred Compensation Plans WeightedAverageNumberofSharesDeferredCompensationPlans	37411	shares
CY2020Q2	us-gaap	Weighted Average Number Of Shares Restricted Stock WeightedAverageNumberOfSharesRestrictedStock	152784	shares
CY2019Q2	us-gaap	Weighted Average Number Of Shares Restricted Stock WeightedAverageNumberOfSharesRestrictedStock	132625	shares
	us-gaap	Weighted Average Number Of Shares Restricted Stock WeightedAverageNumberOfSharesRestrictedStock	116379	shares
	us-gaap	Weighted Average Number Of Shares Restricted Stock WeightedAverageNumberOfSharesRestrictedStock	119981	shares
CY2020Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	97932333	shares
CY2019Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	98346674	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	98027980	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	98412492	shares
CY2020Q2	us-gaap	Incremental Common Shares Attributable To Participating Nonvested Shares With Non Forfeitable Dividend Rights IncrementalCommonSharesAttributableToParticipatingNonvestedSharesWithNonForfeitableDividendRights	173095	shares
CY2019Q2	us-gaap	Incremental Common Shares Attributable To Participating Nonvested Shares With Non Forfeitable Dividend Rights IncrementalCommonSharesAttributableToParticipatingNonvestedSharesWithNonForfeitableDividendRights	216524	shares
	us-gaap	Incremental Common Shares Attributable To Participating Nonvested Shares With Non Forfeitable Dividend Rights IncrementalCommonSharesAttributableToParticipatingNonvestedSharesWithNonForfeitableDividendRights	185023	shares
	us-gaap	Incremental Common Shares Attributable To Participating Nonvested Shares With Non Forfeitable Dividend Rights IncrementalCommonSharesAttributableToParticipatingNonvestedSharesWithNonForfeitableDividendRights	201907	shares
CY2020Q2	fcf	Weighted Average Number Of Additional Shares Deferred Compensation Plan WeightedAverageNumberOfAdditionalSharesDeferredCompensationPlan	41426	shares
CY2019Q2	fcf	Weighted Average Number Of Additional Shares Deferred Compensation Plan WeightedAverageNumberOfAdditionalSharesDeferredCompensationPlan	37411	shares
	fcf	Weighted Average Number Of Additional Shares Deferred Compensation Plan WeightedAverageNumberOfAdditionalSharesDeferredCompensationPlan	41426	shares
	fcf	Weighted Average Number Of Additional Shares Deferred Compensation Plan WeightedAverageNumberOfAdditionalSharesDeferredCompensationPlan	37411	shares
CY2020Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	98146854	shares
CY2019Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	98600609	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	98254429	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	98651810	shares
CY2020Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.24
CY2019Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.28
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.29
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.53
CY2020Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.24
CY2019Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.28
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.29
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.53
CY2020Q2	fcf	Notional Amount Of Performance Standby Letters Of Credit NotionalAmountOfPerformanceStandbyLettersOfCredit	81000	USD
CY2020Q2	fcf	Notional Amount Of Financial Standby Letters Of Credit NotionalAmountOfFinancialStandbyLettersOfCredit	52000	USD
CY2020Q2	fcf	Notional Amount Of Commercial Letters Of Credit NotionalAmountOfCommercialLettersOfCredit	0	USD
CY2020Q2	us-gaap	Fair Value Concentration Of Risk Commitments FairValueConcentrationOfRiskCommitments	100000	USD
CY2020Q2	fcf	Reserve For Off Balance Sheet Activities ReserveForOffBalanceSheetActivities	2900000	USD
CY2019Q4	fcf	Reserve For Off Balance Sheet Activities ReserveForOffBalanceSheetActivities	4500000	USD
CY2020Q2	us-gaap	Available For Sale Securities Amortized Cost AvailableForSaleSecuritiesAmortizedCost	871045000	USD
CY2020Q2	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	31113000	USD
CY2020Q2	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	18000	USD
CY2020Q2	us-gaap	Available For Sale Securities AvailableForSaleSecurities	902140000	USD
CY2019Q4	us-gaap	Available For Sale Securities Amortized Cost AvailableForSaleSecuritiesAmortizedCost	896495000	USD
CY2019Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	8906000	USD
CY2019Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	3109000	USD
CY2019Q4	us-gaap	Available For Sale Securities AvailableForSaleSecurities	902292000	USD
CY2020Q2	us-gaap	Available For Sale Securities Debt Maturities Within One Year Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost	4998000	USD
CY2020Q2	us-gaap	Available For Sale Securities Debt Maturities Within One Year Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue	5070000	USD
CY2020Q2	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost	23978000	USD
CY2020Q2	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	25071000	USD
CY2020Q2	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost	3739000	USD
CY2020Q2	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	4321000	USD
CY2020Q2	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost	0	USD
CY2020Q2	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue	0	USD
CY2020Q2	us-gaap	Available For Sale Securities Debt Maturities Single Maturity Date Amortized Cost Basis AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis	32715000	USD
CY2020Q2	us-gaap	Available For Sale Securities Debt Maturities Single Maturity Date AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDate	34462000	USD
CY2020Q2	us-gaap	Available For Sale Securities Debt Maturities Without Single Maturity Date Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost	838330000	USD
CY2020Q2	us-gaap	Available For Sale Securities Debt Maturities Without Single Maturity Date Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue	867678000	USD
	us-gaap	Proceeds From Sale Of Available For Sale Securities ProceedsFromSaleOfAvailableForSaleSecurities	0	USD
	us-gaap	Proceeds From Sale Of Available For Sale Securities ProceedsFromSaleOfAvailableForSaleSecurities	0	USD
	us-gaap	Available For Sale Securities Gross Realized Gains AvailableForSaleSecuritiesGrossRealizedGains	0	USD
	us-gaap	Available For Sale Securities Gross Realized Gains AvailableForSaleSecuritiesGrossRealizedGains	0	USD
	us-gaap	Available For Sale Securities Gross Realized Losses AvailableForSaleSecuritiesGrossRealizedLosses	0	USD
	us-gaap	Available For Sale Securities Gross Realized Losses AvailableForSaleSecuritiesGrossRealizedLosses	0	USD
	us-gaap	Availableforsale Securities Gross Realized Gain Loss Excluding Other Than Temporary Impairments AvailableforsaleSecuritiesGrossRealizedGainLossExcludingOtherThanTemporaryImpairments	0	USD
	us-gaap	Availableforsale Securities Gross Realized Gain Loss Excluding Other Than Temporary Impairments AvailableforsaleSecuritiesGrossRealizedGainLossExcludingOtherThanTemporaryImpairments	0	USD
	fcf	Gross Gains GrossGains	27000	USD
	fcf	Gross Gains GrossGains	6000	USD
	fcf	Gross Losses GrossLosses	0	USD
	fcf	Gross Losses GrossLosses	0	USD
	fcf	Gain Losses Maturities And Impairment GainLossesMaturitiesAndImpairment	27000	USD
	fcf	Gain Losses Maturities And Impairment GainLossesMaturitiesAndImpairment	6000	USD
	fcf	Net Gains And Impairment NetGainsAndImpairment	27000	USD
	fcf	Net Gains And Impairment NetGainsAndImpairment	6000	USD
CY2020Q2	us-gaap	Debt Securities Available For Sale Restricted DebtSecuritiesAvailableForSaleRestricted	814700000	USD
CY2019Q4	us-gaap	Debt Securities Available For Sale Restricted DebtSecuritiesAvailableForSaleRestricted	584800000	USD
CY2020Q2	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	297986000	USD
CY2020Q2	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Gain HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain	9888000	USD
CY2020Q2	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Loss HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss	0	USD
CY2020Q2	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	307874000	USD
CY2019Q4	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	337123000	USD
CY2019Q4	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Gain HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain	2073000	USD
CY2019Q4	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Loss HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss	478000	USD
CY2019Q4	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	338718000	USD
CY2020Q2	us-gaap	Held To Maturity Securities Debt Maturities Within One Year Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearNetCarryingAmount	1012000	USD
CY2020Q2	us-gaap	Held To Maturity Securities Debt Maturities Within One Year Fair Value HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue	1018000	USD
CY2020Q2	us-gaap	Held To Maturity Securities Debt Maturities After One Through Five Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount	14227000	USD
CY2020Q2	us-gaap	Held To Maturity Securities Debt Maturities After One Through Five Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	14404000	USD
CY2020Q2	us-gaap	Held To Maturity Securities Debt Maturities After Five Through Ten Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsNetCarryingAmount	24700000	USD
CY2020Q2	us-gaap	Held To Maturity Securities Debt Maturities After Five Through Ten Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	25199000	USD
CY2020Q2	us-gaap	Held To Maturity Securities Debt Maturities After Ten Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsNetCarryingAmount	0	USD
CY2020Q2	us-gaap	Held To Maturity Securities Debt Maturities After Ten Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsFairValue	0	USD
CY2020Q2	us-gaap	Held To Maturity Securities Debt Maturities Single Maturity Date Amortized Cost Basis HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis	39939000	USD
CY2020Q2	us-gaap	Held To Maturity Securities Debt Maturities Single Maturity Date Fair Value HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateFairValue	40621000	USD
CY2020Q2	us-gaap	Held To Maturity Securities Debt Maturities Without Single Maturity Date Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateNetCarryingAmount	258047000	USD
CY2020Q2	us-gaap	Held To Maturity Securities Debt Maturities Without Single Maturity Date Fair Value HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue	267253000	USD
CY2020Q2	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	297986000	USD
CY2020Q2	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	307874000	USD
CY2020Q2	us-gaap	Held To Maturity Securities Restricted HeldToMaturitySecuritiesRestricted	286900000	USD
CY2019Q4	us-gaap	Held To Maturity Securities Restricted HeldToMaturitySecuritiesRestricted	306800000	USD
	us-gaap	Other Than Temporary Impairment Losses Investments Portion Recognized In Earnings Net OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet	0	USD
CY2020Q2	fcf	Investment Securities Continuous Unrealized Loss Position Lessthan Twelve Months Fair Value InvestmentSecuritiesContinuousUnrealizedLossPositionLessthanTwelveMonthsFairValue	11333000	USD
CY2020Q2	fcf	Investment Securities Continuous Unrealized Loss Position Lessthan12 Months Accumulated Loss InvestmentSecuritiesContinuousUnrealizedLossPositionLessthan12MonthsAccumulatedLoss	18000	USD
CY2020Q2	fcf	Investment Securities Continuous Unrealized Loss Position Twelve Monthsor Longer Fair Value InvestmentSecuritiesContinuousUnrealizedLossPositionTwelveMonthsorLongerFairValue	0	USD
CY2020Q2	fcf	Investment Securities Continuous Unrealized Loss Position12 Monthsor Longer Accumulated Loss InvestmentSecuritiesContinuousUnrealizedLossPosition12MonthsorLongerAccumulatedLoss	0	USD
CY2020Q2	fcf	Investment Securities Continuous Unrealized Loss Position Fair Value Total InvestmentSecuritiesContinuousUnrealizedLossPositionFairValueTotal	11333000	USD
CY2020Q2	fcf	Investment Securities Continuous Unrealized Loss Position Accumulated Loss InvestmentSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss	18000	USD
CY2020Q2	fcf	Investment Securitiesin Unrealized Loss Position Qualitative Disclosure Numberof Positions Total InvestmentSecuritiesinUnrealizedLossPositionQualitativeDisclosureNumberofPositionsTotal	2
CY2019Q4	fcf	Investment Securities Continuous Unrealized Loss Position Lessthan Twelve Months Fair Value InvestmentSecuritiesContinuousUnrealizedLossPositionLessthanTwelveMonthsFairValue	166470000	USD
CY2019Q4	fcf	Investment Securities Continuous Unrealized Loss Position Lessthan12 Months Accumulated Loss InvestmentSecuritiesContinuousUnrealizedLossPositionLessthan12MonthsAccumulatedLoss	637000	USD
CY2019Q4	fcf	Investment Securities Continuous Unrealized Loss Position Twelve Monthsor Longer Fair Value InvestmentSecuritiesContinuousUnrealizedLossPositionTwelveMonthsorLongerFairValue	235380000	USD
CY2019Q4	fcf	Investment Securities Continuous Unrealized Loss Position12 Monthsor Longer Accumulated Loss InvestmentSecuritiesContinuousUnrealizedLossPosition12MonthsorLongerAccumulatedLoss	2950000	USD
CY2019Q4	fcf	Investment Securities Continuous Unrealized Loss Position Fair Value Total InvestmentSecuritiesContinuousUnrealizedLossPositionFairValueTotal	401850000	USD
CY2019Q4	fcf	Investment Securities Continuous Unrealized Loss Position Accumulated Loss InvestmentSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss	3587000	USD
CY2020Q2	us-gaap	Federal Home Loan Bank Stock FederalHomeLoanBankStock	10600000	USD
CY2019Q4	us-gaap	Federal Home Loan Bank Stock FederalHomeLoanBankStock	15100000	USD
CY2020Q2	us-gaap	Other Investments And Securities At Cost OtherInvestmentsAndSecuritiesAtCost	1700000	USD
CY2020Q2	us-gaap	Loans And Leases Receivable Net Of Deferred Income LoansAndLeasesReceivableNetOfDeferredIncome	6922075000	USD
CY2019Q4	us-gaap	Loans And Leases Receivable Net Of Deferred Income LoansAndLeasesReceivableNetOfDeferredIncome	6189148000	USD
CY2020Q2	fcf	Unfunded Commitments Related To Nonperforming Loans UnfundedCommitmentsRelatedToNonperformingLoans	1100000	USD
CY2019Q4	fcf	Unfunded Commitments Related To Nonperforming Loans UnfundedCommitmentsRelatedToNonperformingLoans	1700000	USD
CY2020Q2	fcf	Off Balance Sheet Reserve To Nonperforming Loans OffBalanceSheetReserveToNonperformingLoans	23000	USD
CY2019Q4	fcf	Off Balance Sheet Reserve To Nonperforming Loans OffBalanceSheetReserveToNonperformingLoans	12000	USD
CY2020Q2	us-gaap	Financing Receivable Modifications Recorded Investment FinancingReceivableModificationsRecordedInvestment	11055000	USD
CY2019Q4	us-gaap	Financing Receivable Modifications Recorded Investment FinancingReceivableModificationsRecordedInvestment	13579000	USD
CY2020Q2	us-gaap	Loans And Leases Receivable Impaired Commitment To Lend LoansAndLeasesReceivableImpairedCommitmentToLend	1044000	USD
CY2019Q4	us-gaap	Loans And Leases Receivable Impaired Commitment To Lend LoansAndLeasesReceivableImpairedCommitmentToLend	223000	USD
	us-gaap	Financing Receivable Modifications Number Of Contracts2 FinancingReceivableModificationsNumberOfContracts2	16	Contract
	us-gaap	Financing Receivable Modifications Pre Modification Recorded Investment2 FinancingReceivableModificationsPreModificationRecordedInvestment2	471000	USD
	us-gaap	Financing Receivable Modifications Post Modification Recorded Investment2 FinancingReceivableModificationsPostModificationRecordedInvestment2	451000	USD
	fcf	Financing Receivable Troubled Debt Restructuring Specific Reserve FinancingReceivableTroubledDebtRestructuringSpecificReserve	0	USD
CY2020Q2	us-gaap	Financing Receivable Modifications Number Of Contracts2 FinancingReceivableModificationsNumberOfContracts2	5	Contract
	us-gaap	Financing Receivable Modifications Number Of Contracts2 FinancingReceivableModificationsNumberOfContracts2	20	Contract
	us-gaap	Financing Receivable Modifications Pre Modification Recorded Investment2 FinancingReceivableModificationsPreModificationRecordedInvestment2	7164000	USD
	us-gaap	Financing Receivable Modifications Post Modification Recorded Investment2 FinancingReceivableModificationsPostModificationRecordedInvestment2	6869000	USD
	fcf	Financing Receivable Troubled Debt Restructuring Specific Reserve FinancingReceivableTroubledDebtRestructuringSpecificReserve	1006000	USD
CY2020Q2	us-gaap	Financing Receivable Modifications Pre Modification Recorded Investment2 FinancingReceivableModificationsPreModificationRecordedInvestment2	200000	USD
CY2020Q2	us-gaap	Financing Receivable Modifications Post Modification Recorded Investment2 FinancingReceivableModificationsPostModificationRecordedInvestment2	197000	USD
CY2020Q2	fcf	Financing Receivable Troubled Debt Restructuring Specific Reserve FinancingReceivableTroubledDebtRestructuringSpecificReserve	0	USD
CY2019Q2	us-gaap	Financing Receivable Modifications Number Of Contracts2 FinancingReceivableModificationsNumberOfContracts2	10	Contract
CY2019Q2	us-gaap	Financing Receivable Modifications Pre Modification Recorded Investment2 FinancingReceivableModificationsPreModificationRecordedInvestment2	6233000	USD
CY2019Q2	us-gaap	Financing Receivable Modifications Post Modification Recorded Investment2 FinancingReceivableModificationsPostModificationRecordedInvestment2	5964000	USD
CY2019Q2	fcf	Financing Receivable Troubled Debt Restructuring Specific Reserve FinancingReceivableTroubledDebtRestructuringSpecificReserve	969000	USD
	us-gaap	Financing Receivable Modifications Subsequent Default Number Of Contracts1 FinancingReceivableModificationsSubsequentDefaultNumberOfContracts1	1	Contract
	us-gaap	Financing Receivable Modifications Subsequent Default Recorded Investment1 FinancingReceivableModificationsSubsequentDefaultRecordedInvestment1	50000	USD
	us-gaap	Financing Receivable Modifications Subsequent Default Number Of Contracts1 FinancingReceivableModificationsSubsequentDefaultNumberOfContracts1	2	Contract
	us-gaap	Financing Receivable Modifications Subsequent Default Recorded Investment1 FinancingReceivableModificationsSubsequentDefaultRecordedInvestment1	32000	USD
CY2020Q2	us-gaap	Financing Receivable Modifications Subsequent Default Number Of Contracts1 FinancingReceivableModificationsSubsequentDefaultNumberOfContracts1	1	Contract
CY2020Q2	us-gaap	Financing Receivable Modifications Subsequent Default Recorded Investment1 FinancingReceivableModificationsSubsequentDefaultRecordedInvestment1	50000	USD
CY2019Q2	us-gaap	Financing Receivable Modifications Subsequent Default Number Of Contracts1 FinancingReceivableModificationsSubsequentDefaultNumberOfContracts1	1	Contract
CY2019Q2	us-gaap	Financing Receivable Modifications Subsequent Default Recorded Investment1 FinancingReceivableModificationsSubsequentDefaultRecordedInvestment1	22000	USD
CY2020Q2	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	81441000	USD
CY2020Q2	us-gaap	Financing Receivable Allowance For Credit Losses Individually Evaluated For Impairment1 FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1	6895000	USD
CY2020Q2	us-gaap	Financing Receivable Allowance For Credit Losses Collectively Evaluated For Impairment FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment	74546000	USD
CY2020Q2	us-gaap	Loans And Leases Receivable Net Of Deferred Income LoansAndLeasesReceivableNetOfDeferredIncome	6922075000	USD
CY2020Q2	us-gaap	Financing Receivable Individually Evaluated For Impairment FinancingReceivableIndividuallyEvaluatedForImpairment	37679000	USD
CY2020Q2	us-gaap	Financing Receivable Collectively Evaluated For Impairment FinancingReceivableCollectivelyEvaluatedForImpairment	6884396000	USD
CY2019Q2	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	51061000	USD
CY2019Q2	us-gaap	Financing Receivable Allowance For Credit Losses Individually Evaluated For Impairment1 FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1	2530000	USD
CY2019Q2	us-gaap	Financing Receivable Allowance For Credit Losses Collectively Evaluated For Impairment FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment	48531000	USD
CY2019Q2	us-gaap	Loans And Leases Receivable Net Of Deferred Income LoansAndLeasesReceivableNetOfDeferredIncome	6003059000	USD
CY2019Q2	us-gaap	Financing Receivable Individually Evaluated For Impairment FinancingReceivableIndividuallyEvaluatedForImpairment	25487000	USD
CY2019Q2	us-gaap	Financing Receivable Collectively Evaluated For Impairment FinancingReceivableCollectivelyEvaluatedForImpairment	5977572000	USD
CY2020Q2	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	81441000	USD
CY2019Q2	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	51061000	USD
CY2020Q2	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	46881000	USD
CY2019Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	48642000	USD
CY2020Q2	us-gaap	Operating Lease Liability OperatingLeaseLiability	51232000	USD
CY2019Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	52894000	USD
CY2020Q2	us-gaap	Lease And Rental Expense LeaseAndRentalExpense	1368000	USD
CY2019Q2	us-gaap	Lease And Rental Expense LeaseAndRentalExpense	1347000	USD
	us-gaap	Lease And Rental Expense LeaseAndRentalExpense	2736000	USD
	us-gaap	Lease And Rental Expense LeaseAndRentalExpense	2684000	USD
CY2020Q2	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P14Y11M15D
CY2019Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P16Y1M6D
CY2020Q2	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.0341
CY2019Q4	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.0348
	us-gaap	Operating Lease Cost OperatingLeaseCost	1325000	USD
CY2020Q2	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	0	USD
	us-gaap	Operating Lease Cost OperatingLeaseCost	1136000	USD
CY2020Q2	us-gaap	Operating Leases Future Minimum Payments Due Current OperatingLeasesFutureMinimumPaymentsDueCurrent	5129000	USD
CY2020Q2	us-gaap	Operating Leases Future Minimum Payments Due In Two Years OperatingLeasesFutureMinimumPaymentsDueInTwoYears	5027000	USD
CY2020Q2	us-gaap	Operating Leases Future Minimum Payments Due In Three Years OperatingLeasesFutureMinimumPaymentsDueInThreeYears	4963000	USD
CY2020Q2	us-gaap	Operating Leases Future Minimum Payments Due In Four Years OperatingLeasesFutureMinimumPaymentsDueInFourYears	4866000	USD
CY2020Q2	us-gaap	Operating Leases Future Minimum Payments Due In Five Years OperatingLeasesFutureMinimumPaymentsDueInFiveYears	4753000	USD
CY2020Q2	us-gaap	Operating Leases Future Minimum Payments Due Thereafter OperatingLeasesFutureMinimumPaymentsDueThereafter	42020000	USD
CY2020Q2	us-gaap	Operating Leases Future Minimum Payments Due OperatingLeasesFutureMinimumPaymentsDue	66758000	USD
CY2020Q2	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	15526000	USD
CY2020Q2	us-gaap	Operating Lease Liability OperatingLeaseLiability	51232000	USD
CY2020Q2	us-gaap	Available For Sale Securities AvailableForSaleSecurities	902140000	USD
CY2020Q2	us-gaap	Other Investments OtherInvestments	12272000	USD
CY2020Q2	us-gaap	Loans Held For Sale Fair Value Disclosure LoansHeldForSaleFairValueDisclosure	30409000	USD
CY2020Q2	us-gaap	Other Assets Fair Value Disclosure OtherAssetsFairValueDisclosure	68442000	USD
CY2020Q2	us-gaap	Assets Fair Value Disclosure AssetsFairValueDisclosure	1013263000	USD
CY2020Q2	us-gaap	Other Liabilities Fair Value Disclosure OtherLiabilitiesFairValueDisclosure	68883000	USD
CY2020Q2	us-gaap	Liabilities Fair Value Disclosure LiabilitiesFairValueDisclosure	68883000	USD
CY2019Q4	us-gaap	Available For Sale Securities AvailableForSaleSecurities	902292000	USD
CY2019Q4	us-gaap	Other Investments OtherInvestments	16761000	USD
CY2019Q4	us-gaap	Loans Held For Sale Fair Value Disclosure LoansHeldForSaleFairValueDisclosure	15989000	USD
CY2019Q4	us-gaap	Other Assets Fair Value Disclosure OtherAssetsFairValueDisclosure	27689000	USD
CY2019Q4	us-gaap	Assets Fair Value Disclosure AssetsFairValueDisclosure	962731000	USD
CY2019Q4	us-gaap	Other Liabilities Fair Value Disclosure OtherLiabilitiesFairValueDisclosure	21469000	USD
CY2019Q1	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue	4870000	USD
CY2019Q4	us-gaap	Liabilities Fair Value Disclosure LiabilitiesFairValueDisclosure	21469000	USD
CY2019Q4	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue	7465000	USD
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Earnings1 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1	0	USD
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Other Comprehensive Income Loss FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss	0	USD
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Purchases FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases	611000	USD
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Issues FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetIssues	0	USD
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Sales FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales	0	USD
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Settlements FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSettlements	0	USD
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Out Of Level3 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3	0	USD
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Into Level3 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel3	0	USD
CY2020Q2	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue	8076000	USD
CY2018Q4	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue	4366000	USD
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Earnings1 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1	0	USD
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Other Comprehensive Income Loss FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss	-47000	USD
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Purchases FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases	663000	USD
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Issues FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetIssues	0	USD
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Sales FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales	0	USD
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Settlements FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSettlements	0	USD
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Out Of Level3 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3	0	USD
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Into Level3 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel3	0	USD
CY2019Q2	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue	4982000	USD
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Out Of Level3 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3	0	USD
	fcf	Fair Value Assets Measuredon Recurring Basis Gain Loss Includedin Other Income Assetsand Liabilities Continuetobeheld FairValueAssetsMeasuredonRecurringBasisGainLossIncludedinOtherIncomeAssetsandLiabilitiesContinuetobeheld	0	USD
CY2020Q1	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue	7893000	USD
CY2020Q2	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Earnings1 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1	0	USD
CY2020Q2	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Other Comprehensive Income Loss FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss	0	USD
CY2020Q2	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Purchases FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases	183000	USD
CY2020Q2	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Issues FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetIssues	0	USD
CY2020Q2	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Sales FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales	0	USD
CY2020Q2	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Settlements FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSettlements	0	USD
CY2020Q2	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Out Of Level3 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3	0	USD
CY2020Q2	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Into Level3 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel3	0	USD
CY2020Q2	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue	8076000	USD
CY2019Q2	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Earnings1 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1	0	USD
CY2019Q2	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Other Comprehensive Income Loss FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss	0	USD
CY2019Q2	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Purchases FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases	112000	USD
CY2019Q2	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Issues FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetIssues	0	USD
CY2019Q2	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Sales FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales	0	USD
CY2019Q2	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Settlements FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSettlements	0	USD
CY2019Q2	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Out Of Level3 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3	0	USD
CY2019Q2	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Into Level3 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel3	0	USD
CY2019Q2	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue	4982000	USD
CY2020Q2	fcf	Fair Value Measurement Of Assets On Nonrecurring Basis Net Losses On Impaired Loans FairValueMeasurementOfAssetsOnNonrecurringBasisNetLossesOnImpairedLoans	-191000	USD
CY2019Q2	fcf	Fair Value Measurement Of Assets On Nonrecurring Basis Net Losses On Impaired Loans FairValueMeasurementOfAssetsOnNonrecurringBasisNetLossesOnImpairedLoans	497000	USD
	fcf	Fair Value Measurement Of Assets On Nonrecurring Basis Net Losses On Impaired Loans FairValueMeasurementOfAssetsOnNonrecurringBasisNetLossesOnImpairedLoans	6822000	USD
	fcf	Fair Value Measurement Of Assets On Nonrecurring Basis Net Losses On Impaired Loans FairValueMeasurementOfAssetsOnNonrecurringBasisNetLossesOnImpairedLoans	1460000	USD
CY2020Q2	fcf	Fair Value Measurement Of Assets On Nonrecurring Basis Net Losses On Other Real Estate Owned FairValueMeasurementOfAssetsOnNonrecurringBasisNetLossesOnOtherRealEstateOwned	26000	USD
CY2019Q2	fcf	Fair Value Measurement Of Assets On Nonrecurring Basis Net Losses On Other Real Estate Owned FairValueMeasurementOfAssetsOnNonrecurringBasisNetLossesOnOtherRealEstateOwned	532000	USD
	fcf	Fair Value Measurement Of Assets On Nonrecurring Basis Net Losses On Other Real Estate Owned FairValueMeasurementOfAssetsOnNonrecurringBasisNetLossesOnOtherRealEstateOwned	76000	USD
	fcf	Fair Value Measurement Of Assets On Nonrecurring Basis Net Losses On Other Real Estate Owned FairValueMeasurementOfAssetsOnNonrecurringBasisNetLossesOnOtherRealEstateOwned	541000	USD
CY2020Q2	fcf	Fair Value Measurement Of Assets On Nonrecurring Basis Net Loss FairValueMeasurementOfAssetsOnNonrecurringBasisNetLoss	-165000	USD
CY2019Q2	fcf	Fair Value Measurement Of Assets On Nonrecurring Basis Net Loss FairValueMeasurementOfAssetsOnNonrecurringBasisNetLoss	1029000	USD
	fcf	Fair Value Measurement Of Assets On Nonrecurring Basis Net Loss FairValueMeasurementOfAssetsOnNonrecurringBasisNetLoss	6898000	USD
	fcf	Fair Value Measurement Of Assets On Nonrecurring Basis Net Loss FairValueMeasurementOfAssetsOnNonrecurringBasisNetLoss	2001000	USD
CY2020Q2	fcf	Impaired Loans Fair Value Non Collection ImpairedLoansFairValueNonCollection	250000	USD
CY2020Q2	fcf	Updated Appraisal Requirement Floor UpdatedAppraisalRequirementFloor	250000	USD
CY2020Q2	fcf	Updated Appraisal Requirement Floor UpdatedAppraisalRequirementFloor	250000	USD
CY2020Q2	us-gaap	Real Estate Acquired Through Foreclosure RealEstateAcquiredThroughForeclosure	1600000	USD
CY2020Q2	us-gaap	Fair Value Concentration Of Risk Commitments FairValueConcentrationOfRiskCommitments	100000	USD
CY2020Q2	us-gaap	Derivative Instruments Not Designated As Hedging Instruments Gain Loss Net DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet	1672000	USD
CY2019Q2	us-gaap	Derivative Instruments Not Designated As Hedging Instruments Gain Loss Net DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet	35000	USD
	us-gaap	Derivative Instruments Not Designated As Hedging Instruments Gain Loss Net DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet	-753000	USD
	us-gaap	Derivative Instruments Not Designated As Hedging Instruments Gain Loss Net DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet	453000	USD
CY2020Q2	us-gaap	Derivative Net Hedge Ineffectiveness Gain Loss DerivativeNetHedgeIneffectivenessGainLoss	0	USD
CY2019Q2	us-gaap	Derivative Net Hedge Ineffectiveness Gain Loss DerivativeNetHedgeIneffectivenessGainLoss	0	USD
CY2020Q2	us-gaap	Goodwill Goodwill	303300000	USD
	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	USD
CY2020Q2	us-gaap	Subordinated Debt SubordinatedDebt	170531000	USD
CY2019Q4	us-gaap	Subordinated Debt SubordinatedDebt	170450000	USD
	fcf	Incentive Revenue IncentiveRevenue	300000	USD
	us-gaap	Brokerage Commissions Revenue BrokerageCommissionsRevenue	1400000	USD
	us-gaap	Brokerage Commissions Revenue BrokerageCommissionsRevenue	1600000	USD
CY2020Q2	fcf	Feesand Commissionson Trustand Fiduciary Accounts FeesandCommissionsonTrustandFiduciaryAccounts	2109000	USD
CY2019Q2	fcf	Feesand Commissionson Trustand Fiduciary Accounts FeesandCommissionsonTrustandFiduciaryAccounts	1970000	USD
CY2020Q2	fcf	Feesand Commissionson Depositor Accounts FeesandCommissionsonDepositorAccounts	3286000	USD
CY2019Q2	fcf	Feesand Commissionson Depositor Accounts FeesandCommissionsonDepositorAccounts	4593000	USD
CY2020Q2	us-gaap	Insurance Commissions And Fees InsuranceCommissionsAndFees	1831000	USD
CY2019Q2	us-gaap	Insurance Commissions And Fees InsuranceCommissionsAndFees	2014000	USD
CY2020Q2	fcf	Feesand Commissionson Debit Cards FeesandCommissionsonDebitCards	5886000	USD
CY2019Q2	fcf	Feesand Commissionson Debit Cards FeesandCommissionsonDebitCards	5441000	USD
CY2020Q2	us-gaap	Noninterest Income NoninterestIncome	21812000	USD
CY2019Q2	us-gaap	Noninterest Income NoninterestIncome	21906000	USD
	us-gaap	Noninterest Income NoninterestIncome	41085000	USD
	us-gaap	Noninterest Income NoninterestIncome	40778000	USD
CY2020Q2	fcf	Estimated Subsequent Event Consolidation Related Expenses EstimatedSubsequentEventConsolidationRelatedExpenses	3500000	USD
CY2020Q2	fcf	Estimated Subsequent Event Voluntary Retirement Plan Expenses EstimatedSubsequentEventVoluntaryRetirementPlanExpenses	7000000.0	USD

Files In Submission

Name	View Source	Status
0000712537-20-000020-index-headers.html	Edgar Link	pending
0000712537-20-000020-index.html	Edgar Link	pending
0000712537-20-000020.txt	Edgar Link	pending
0000712537-20-000020-xbrl.zip	Edgar Link	pending
fcf-20200630.htm	Edgar Link	pending
fcf-20200630.xsd	Edgar Link	pending
fcf-20200630_cal.xml	Edgar Link	unprocessable
fcf-20200630_def.xml	Edgar Link	unprocessable
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fcf-20200630_lab.xml	Edgar Link	unprocessable
fcf-20200630_pre.xml	Edgar Link	unprocessable
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fcf-ex31220200630x10q.htm	Edgar Link	pending
fcf-ex32120200630x10q.htm	Edgar Link	pending
fcf-ex32220200630x10q.htm	Edgar Link	pending
FilingSummary.xml	Edgar Link	unprocessable
Financial_Report.xlsx	Edgar Link	pending
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$FCF
FIRST COMMONWEALTH FINANCIAL CORP /PA/ Stock $fcf

2020 Q2 Form 10-Q Financial Statement

#000071253720000020 Filed on August 10, 2020

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$FCF FIRST COMMONWEALTH FINANCIAL CORP /PA/ Stock $fcf

2020 Q2 Form 10-Q Financial Statement

#000071253720000020 Filed on August 10, 2020

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$FCF
FIRST COMMONWEALTH FINANCIAL CORP /PA/ Stock $fcf