$FNB
FNB CORP/PA/ Stock $fnb

$fnb Overview Financials Valuation SEC Filings Company Website

2012 Q4 Form 10-Q Financial Statement

#000119312512460283 Filed on November 08, 2012

Income Statement

Concept	2012 Q4	2012 Q3	2011 Q3
Revenue		$107.8M	$98.70M
YoY Change		9.17%
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	$9.800M	$8.300M	$5.000M
YoY Change	78.18%	66.0%	-21.88%
% of Gross Profit
Operating Expenses
YoY Change
Operating Profit
YoY Change
Interest Expense		$14.23M	$18.30M
YoY Change		-22.27%
% of Operating Profit
Other Income/Expense, Net
YoY Change
Pretax Income	$40.20M	$42.83M	$32.24M
YoY Change	22.56%	32.85%	37.2%
Income Tax	$11.20M	$12.09M	$8.469M
% Of Pretax Income	27.86%	28.23%	26.27%
Net Earnings	$29.00M	$30.74M	$23.77M
YoY Change	22.36%	29.32%	38.22%
Net Earnings / Revenue		28.53%	24.09%
Basic Earnings Per Share		$0.22	$0.19
Diluted Earnings Per Share	$201.4K	$0.22	$0.19
COMMON SHARES
Basic Shares Outstanding	139.8M shares	139.2M shares	126.5M shares
Diluted Shares Outstanding		140.8M shares	127.3M shares

Balance Sheet

Concept	2012 Q4	2012 Q3	2011 Q3
SHORT-TERM ASSETS
Cash & Short-Term Investments
YoY Change
Cash & Equivalents	$239.0M	$367.6M	$232.7M
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	$140.4M	$145.0M	$126.0M
YoY Change	7.94%	15.11%	10.53%
Goodwill	$675.6M	$677.2M
YoY Change	18.84%
Intangibles	$37.85M	$40.10M
YoY Change	22.29%
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	$12.02B	$11.98B	$9.951B
YoY Change	22.86%	20.43%	10.66%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable
YoY Change
Accrued Expenses
YoY Change
Deferred Revenue
YoY Change
Short-Term Debt	$1.083B	$1.019B	$683.0M
YoY Change	27.23%	49.25%	-2.01%
Long-Term Debt Due	$135.0M	$134.0M	$134.0M
YoY Change	0.0%	0.0%	11.67%
Total Short-Term Liabilities	$135.0M	$134.0M	$134.0M
YoY Change	0.0%	0.0%	11.67%
LONG-TERM LIABILITIES
Long-Term Debt	$293.0M	$294.0M	$291.0M
YoY Change	0.34%	1.03%	5.43%
Other Long-Term Liabilities	$163.0M	$150.0M	$124.0M
YoY Change	13.99%	20.97%	18.1%
Total Long-Term Liabilities	$456.0M	$444.0M	$415.0M
YoY Change	4.83%	6.99%	8.92%
TOTAL LIABILITIES
Total Short-Term Liabilities	$135.0M	$134.0M	$134.0M
Total Long-Term Liabilities	$456.0M	$444.0M	$415.0M
Total Liabilities	$10.62B	$10.59B	$8.737B
YoY Change	23.85%	21.21%	10.2%
SHAREHOLDERS EQUITY
Retained Earnings	$75.31M	$63.30M
YoY Change	128.74%
Common Stock	$1.398M	$1.397M
YoY Change	10.25%
Preferred Stock
YoY Change
Treasury Stock (at cost)	$5.018M	$4.966M
YoY Change	46.81%
Treasury Stock Shares	385.6K shares	380.3K shares
Shareholders Equity	$1.402B	$1.395B	$1.214B
YoY Change
Total Liabilities & Shareholders Equity	$12.02B	$11.98B	$9.951B
YoY Change	22.86%	20.44%	10.65%

Cashflow Statement

Concept	2012 Q4	2012 Q3	2011 Q3
OPERATING ACTIVITIES
Net Income	$29.00M	$30.74M	$23.77M
YoY Change	22.36%	29.32%	38.22%
Depreciation, Depletion And Amortization	$9.800M	$8.300M	$5.000M
YoY Change	78.18%	66.0%	-21.88%
Cash From Operating Activities	$64.10M	$53.90M	$50.70M
YoY Change	70.48%	6.31%	58.44%
INVESTING ACTIVITIES
Capital Expenditures	-$4.900M	$200.0K	-$2.800M
YoY Change	-34.67%	-107.14%	47.37%
Acquisitions
YoY Change
Other Investing Activities	-$194.1M	-$121.0M	-$54.00M
YoY Change	-240.75%	124.07%	-0.37%
Cash From Investing Activities	-$198.9M	-$120.9M	-$56.80M
YoY Change	-252.41%	112.85%	1.25%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	6.300M	211.7M	49.70M
YoY Change	-103.28%	325.96%	-61.86%
NET CHANGE
Cash From Operating Activities	64.10M	53.90M	50.70M
Cash From Investing Activities	-198.9M	-120.9M	-56.80M
Cash From Financing Activities	6.300M	211.7M	49.70M
Net Change In Cash	-128.5M	144.7M	43.60M
YoY Change	442.19%	231.88%	-58.95%
FREE CASH FLOW
Cash From Operating Activities	$64.10M	$53.90M	$50.70M
Capital Expenditures	-$4.900M	$200.0K	-$2.800M
Free Cash Flow	$69.00M	$53.70M	$53.50M
YoY Change	52.99%	0.37%	57.82%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2011Q2	fnb	Stock Issued During Period Per Share New Issues StockIssuedDuringPeriodPerShareNewIssues	10.70
CY2011Q2	fnb	Common Stock Purchased By Underwriters CommonStockPurchasedByUnderwriters	787500	shares
CY2012Q4	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	139795027	shares
CY2009Q2	us-gaap	Class Of Warrant Or Right Number Of Securities Called By Warrants Or Rights ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights	651042	shares
CY2011Q2	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	109224000
CY2012Q2	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	101647000
CY2012Q2	fnb	Capital Ratio Of Fhlb CapitalRatioOfFhlb	0.068	pure
CY2011Q3	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	108813000
CY2011Q3	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-30248000
CY2011Q3	us-gaap	Intangible Assets Net Including Goodwill IntangibleAssetsNetIncludingGoodwill	600283000
CY2011Q3	us-gaap	Assets Assets	9951344000
CY2011Q3	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	232735000
CY2011Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	14.96
CY2011Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	590700	shares
CY2011Q3	us-gaap	Accumulated Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	7880000
CY2011Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Number ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber	1724454	shares
CY2011Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue	8.36
CY2011Q3	us-gaap	Accumulated Other Comprehensive Income Loss Defined Benefit Pension And Other Postretirement Plans Net Of Tax AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax	29328000
CY2011Q3	us-gaap	Stockholders Equity StockholdersEquity	1214491000
CY2011Q3	fnb	Credit Loss Portion Of Other Than Temporary Impairment Recognized From Other Comprehensive Income CreditLossPortionOfOtherThanTemporaryImpairmentRecognizedFromOtherComprehensiveIncome	18369000
CY2011Q3	fnb	Accumulated Other Comprehensive Income Loss Non Credit Related Loss On Debt Securities Not Expected To Be Sold AccumulatedOtherComprehensiveIncomeLossNonCreditRelatedLossOnDebtSecuritiesNotExpectedToBeSold	8800000
CY2012Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue	20983000
CY2012Q3	us-gaap	Impaired Financing Receivable Recorded Investment ImpairedFinancingReceivableRecordedInvestment	17015000
CY2012Q3	us-gaap	Other Assets OtherAssets	352483000
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CY2012Q3	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	36905000
CY2012Q3	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position12 Months Or Longer Aggregate Losses HeldToMaturitySecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAggregateLosses	111000
CY2012Q3	us-gaap	Availableforsale Securities Continuous Unrealized Loss Position Aggregate Losses2 AvailableforsaleSecuritiesContinuousUnrealizedLossPositionAggregateLosses2	15153000
CY2012Q3	us-gaap	Financing Receivable Collectively Evaluated For Impairment FinancingReceivableCollectivelyEvaluatedForImpairment	7934492000
CY2012Q3	us-gaap	Treasury Stock Shares TreasuryStockShares	380295	shares
CY2012Q3	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	500000000	shares
CY2012Q3	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	13347000
CY2012Q3	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost	298511000
CY2012Q3	us-gaap	Held To Maturity Securities Debt Maturities After Five Through Ten Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	56127000
CY2012Q3	us-gaap	Available For Sale Securities AvailableForSaleSecurities	1112839000
CY2012Q3	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Acquired During Period Cash Flows Expected To Be Collected At Acquisition CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAcquiredDuringPeriodCashFlowsExpectedToBeCollectedAtAcquisition	6154000
CY2012Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Authorized ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized	3206839	shares
CY2012Q3	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	102714000
CY2012Q3	us-gaap	Federal Home Loan Bank Advances Branch Of Fhlb Bank Due Date FederalHomeLoanBankAdvancesBranchOfFHLBBankDueDate	2019
CY2012Q3	us-gaap	Held To Maturity Securities Debt Maturities After One Through Five Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	21190000
CY2012Q3	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Outstanding Balance CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesOutstandingBalance	8989000
CY2012Q3	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost	56829000
CY2012Q3	us-gaap	Available For Sale Securities Gross Unrealized Losses1 AvailableForSaleSecuritiesGrossUnrealizedLosses1	15153000
CY2012Q3	us-gaap	Investments Fair Value Disclosure InvestmentsFairValueDisclosure	1112839000
CY2012Q3	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	1196359000
CY2012Q3	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-38972000
CY2012Q3	us-gaap	Loans And Leases Receivable Deferred Income LoansAndLeasesReceivableDeferredIncome	50246000
CY2012Q3	us-gaap	Intangible Assets Net Including Goodwill IntangibleAssetsNetIncludingGoodwill	717263000
CY2012Q3	us-gaap	Noninterest Bearing Deposit Liabilities NoninterestBearingDepositLiabilities	1735857000
CY2012Q3	us-gaap	Federal Home Loan Bank Stock FederalHomeLoanBankStock	28260000
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CY2012Q3	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	63298000
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CY2012Q3	us-gaap	Loans And Leases Receivable Ratio Of Nonperforming Loans To All Loans LoansAndLeasesReceivableRatioOfNonperformingLoansToAllLoans	0.0104	pure
CY2012Q3	us-gaap	Availableforsale Securities Gross Unrealized Gain AvailableforsaleSecuritiesGrossUnrealizedGain	18213000
CY2012Q3	us-gaap	Impaired Financing Receivable Related Allowance ImpairedFinancingReceivableRelatedAllowance	4717000
CY2012Q3	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue	10966000
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CY2012Q3	us-gaap	Held To Maturity Securities Debt Maturities Within One Year Fair Value HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue	6516000
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CY2012Q3	us-gaap	Business Acquisition Purchase Price Allocation Liabilities Assumed BusinessAcquisitionPurchasePriceAllocationLiabilitiesAssumed	1709544000
CY2012Q3	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Aggregate Losses HeldToMaturitySecuritiesContinuousUnrealizedLossPositionAggregateLosses	128000
CY2012Q3	us-gaap	Additional Collateral Aggregate Fair Value AdditionalCollateralAggregateFairValue	2654000
CY2012Q3	us-gaap	Loans And Leases Receivable Net Of Deferred Income LoansAndLeasesReceivableNetOfDeferredIncome	7979450000
CY2012Q3	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	1374241000
CY2012Q3	us-gaap	Short Term Borrowings ShortTermBorrowings	1019411000
CY2012Q3	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized	5840000
CY2012Q3	us-gaap	Held To Maturity Securities Debt Maturities After Five Through Ten Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsNetCarryingAmount	53728000
CY2012Q3	us-gaap	Loans And Leases Receivable Commercial Net Of Deferred Income LoansAndLeasesReceivableCommercialNetOfDeferredIncome	4328347000
CY2012Q3	us-gaap	Bank Owned Life Insurance BankOwnedLifeInsurance	239615000
CY2012Q3	us-gaap	Other Long Term Debt OtherLongTermDebt	8903000
CY2012Q3	us-gaap	Loans Held For Sale Mortgages LoansHeldForSaleMortgages	21575000
CY2012Q3	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
CY2012Q3	us-gaap	Loans And Leases Receivable Commercial Allowance LoansAndLeasesReceivableCommercialAllowance	348000
CY2012Q3	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	77574000
CY2012Q3	us-gaap	Business Acquisition Purchase Price Allocation Current Assets Cash And Cash Equivalents BusinessAcquisitionPurchasePriceAllocationCurrentAssetsCashAndCashEquivalents	203538000
CY2012Q3	us-gaap	Stockholders Equity StockholdersEquity	1394998000
CY2012Q3	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Intrinsic Value1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1	-992000
CY2012Q3	us-gaap	Financing Receivable Individually Evaluated For Impairment FinancingReceivableIndividuallyEvaluatedForImpairment	44958000
CY2012Q3	us-gaap	Business Acquisition Purchase Price Allocation Goodwill Amount BusinessAcquisitionPurchasePriceAllocationGoodwillAmount	108216000
CY2012Q3	us-gaap	Securities Held As Collateral At Fair Value SecuritiesHeldAsCollateralAtFairValue	871839000
CY2012Q3	us-gaap	Financing Receivable Recorded Investment Current FinancingReceivableRecordedInvestmentCurrent	7809351000
CY2012Q3	us-gaap	Financing Receivable Allowance For Credit Losses Individually Evaluated For Impairment1 FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1	4717000
CY2012Q3	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue	4719000
CY2012Q3	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Less Than12 Months Aggregate Losses HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAggregateLosses	17000
CY2012Q3	fnb	Fair Value Assets Measured On Recurring Basis FairValueAssetsMeasuredOnRecurringBasis	1175062000
CY2012Q3	fnb	Fair Value Liabilities Measured On Recurring Basis FairValueLiabilitiesMeasuredOnRecurringBasis	62230000
CY2012Q3	fnb	Impaired Loans Fair Value Disclosure ImpairedLoansFairValueDisclosure	13787000
CY2012Q3	fnb	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Weighted Average Remaining Life ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingLife	2.24	Y
CY2012Q3	fnb	Credit Score Of Collateralized Mortgage Obligation At Time Of Purchase CreditScoreOfCollateralizedMortgageObligationAtTimeOfPurchase	724	pure
CY2012Q3	fnb	Credit Score Of Collateralized Mortgage Obligations CreditScoreOfCollateralizedMortgageObligations	718	pure
CY2012Q3	fnb	Number Of Supplemental Non Qualified Retirement Plans NumberOfSupplementalNonQualifiedRetirementPlans	2	pure
CY2012Q3	fnb	Number Of Swaps NumberOfSwaps	243	pure
CY2012Q3	fnb	Number Of Swaps With Counterparties NumberOfSwapsWithCounterparties	243	pure
CY2012Q3	fnb	Number Of Unconsolidated Subsidiary Trusts NumberOfUnconsolidatedSubsidiaryTrusts	4	pure
CY2012Q3	fnb	Number Of Pooled Issue Securities NumberOfPooledIssueSecurities	24	pure
CY2012Q3	fnb	Number Of Single Issue Securities NumberOfSingleIssueSecurities	6	pure
CY2012Q3	fnb	Trust Preferred Securities Number Of Issuers Currently Performing TrustPreferredSecuritiesNumberOfIssuersCurrentlyPerforming	894	pure
CY2012Q3	fnb	Impaired Loans Cost To Sell ImpairedLoansCostToSell	1489000
CY2012Q3	fnb	Financing Receivable Recorded Investment30 To89 Days Past Due And Still Accruing FinancingReceivableRecordedInvestment30To89DaysPastDueAndStillAccruing	58341000
CY2012Q3	fnb	Pooled Trust Preferred Securities Fair Value PooledTrustPreferredSecuritiesFairValue	21400000
CY2012Q3	fnb	Real Estate Acquired Through Foreclosure Fair Value Disclosure RealEstateAcquiredThroughForeclosureFairValueDisclosure	17250000
CY2012Q3	fnb	Savings And Negotiable Order Of Withdrawal SavingsAndNegotiableOrderOfWithdrawal	4764148000
CY2012Q3	fnb	Securities With Carrying Value Pledged To Secure Public Deposits Trust Deposits And For Other Purposes SecuritiesWithCarryingValuePledgedToSecurePublicDepositsTrustDepositsAndForOtherPurposes	689533000
CY2012Q3	fnb	Subordinated Notes Short Term SubordinatedNotesShortTerm	133662000
CY2012Q3	fnb	Notional Amount Of Other Derivatives Not Designated As Hedging Instruments Of Counterparties NotionalAmountOfOtherDerivativesNotDesignatedAsHedgingInstrumentsOfCounterparties	790110000
CY2012Q3	fnb	Non Performing Assets NonPerformingAssets	121310000
CY2012Q3	fnb	Non Performing Investments NonPerformingInvestments	2754000
CY2012Q3	fnb	Non Performing Loans NonPerformingLoans	82943000
CY2012Q3	fnb	Non Performing Loans And Other Real Estate Owned NonPerformingLoansAndOtherRealEstateOwned	118556000
CY2012Q3	fnb	Non Agency Collateralized Mortgage Obligations Book Value NonAgencyCollateralizedMortgageObligationsBookValue	18528000
CY2012Q3	fnb	Subordinated Notes Long Term SubordinatedNotesLongTerm	80917000
CY2012Q3	fnb	Single Issuer Trust Preferred Securities Fair Value SingleIssuerTrustPreferredSecuritiesFairValue	7893000
CY2012Q3	fnb	Trust Preferred Securities Unrealized Loss TrustPreferredSecuritiesUnrealizedLoss	14903000
CY2012Q3	fnb	Trust Preferred Securities Fair Value TrustPreferredSecuritiesFairValue	29293000
CY2012Q3	fnb	Trust Preferred Securities Amortized Cost TrustPreferredSecuritiesAmortizedCost	44196000
CY2012Q3	fnb	Trust Preferred Securities Current Par Value TrustPreferredSecuritiesCurrentParValue	107154000
CY2012Q3	fnb	Held To Maturity Securities With Contractual Maturities Amortized Cost HeldToMaturitySecuritiesWithContractualMaturitiesAmortizedCost	170816000
CY2012Q3	fnb	Held To Maturity Securities With Contractual Maturities Fair Value HeldToMaturitySecuritiesWithContractualMaturitiesFairValue	177944000
CY2012Q3	fnb	Held To Maturity Debt Securities Unrecognized Holding Gains HeldToMaturityDebtSecuritiesUnrecognizedHoldingGains	44744000
CY2012Q3	fnb	Held To Maturity Debt Securities Unrecognized Holding Losses HeldToMaturityDebtSecuritiesUnrecognizedHoldingLosses	128000
CY2012Q3	fnb	Other Real Estate Fair Value Disclosure OtherRealEstateFairValueDisclosure	18469000
CY2012Q3	fnb	Minimum Corporation Reserves For Commercial Loan MinimumCorporationReservesForCommercialLoan	500000
CY2012Q3	fnb	Minimum Amount To Allocate Specific Valuation Allowance MinimumAmountToAllocateSpecificValuationAllowance	500000
CY2012Q3	fnb	Loans And Leases Receivable Impaired Nonperforming Restructured LoansAndLeasesReceivableImpairedNonperformingRestructured	12957000
CY2012Q3	fnb	Interest Component Of Expected Cash Flows Accretable Difference InterestComponentOfExpectedCashFlowsAccretableDifference	589000
CY2012Q3	fnb	Credit Available With Federal Home Loan Bank CreditAvailableWithFederalHomeLoanBank	2710587000
CY2012Q3	fnb	Credit Loss Portion Of Other Than Temporary Impairment Recognized From Other Comprehensive Income CreditLossPortionOfOtherThanTemporaryImpairmentRecognizedFromOtherComprehensiveIncome	17274000
CY2012Q3	fnb	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Acquired During Period Cash Flows Expected To Be Collected At Acquisition Non Accretable Difference CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAcquiredDuringPeriodCashFlowsExpectedToBeCollectedAtAcquisitionNonAccretableDifference	2835000
CY2012Q3	fnb	Business Acquisition Purchase Price Allocation Accrued Income And Other Assets BusinessAcquisitionPurchasePriceAllocationAccruedIncomeAndOtherAssets	116992000
CY2012Q3	fnb	Business Acquisition Purchase Price Allocation Borrowings BusinessAcquisitionPurchasePriceAllocationBorrowings	171606000
CY2012Q3	fnb	Business Acquisition Purchase Price Allocation Deposits Acquired BusinessAcquisitionPurchasePriceAllocationDepositsAcquired	1525253000
CY2012Q3	fnb	Business Acquisition Purchase Price Allocation Loans Receivable Acquired BusinessAcquisitionPurchasePriceAllocationLoansReceivableAcquired	919479000
CY2012Q3	fnb	Average Holding Size Of Municipal Bonds AverageHoldingSizeOfMunicipalBonds	1011000
CY2012Q3	fnb	Available For Sale Securities With Contractual Maturities Amortized Cost AvailableForSaleSecuritiesWithContractualMaturitiesAmortizedCost	410607000
CY2012Q3	fnb	Available For Sale Securities With Contractual Maturities Fair Value AvailableForSaleSecuritiesWithContractualMaturitiesFairValue	399819000
CY2012Q3	fnb	Accumulated Other Comprehensive Income Loss Non Credit Related Loss On Debt Securities Not Expected To Be Sold AccumulatedOtherComprehensiveIncomeLossNonCreditRelatedLossOnDebtSecuritiesNotExpectedToBeSold	8047000
CY2012Q3	fnb	Recover Rate Of Banks RecoverRateOfBanks	0.10	pure
CY2012Q3	fnb	Recover Rate Of Insurance Companies RecoverRateOfInsuranceCompanies	0.15	pure
CY2012Q3	fnb	Percentage Of Ltv In Collateralized Mortgage Obligation At Time Of Purchase PercentageOfLtvInCollateralizedMortgageObligationAtTimeOfPurchase	0.661	pure
CY2012Q3	fnb	Percentage Of Securities Using Market Based Information PercentageOfSecuritiesUsingMarketBasedInformation	0.97	pure
CY2012Q3	fnb	Percentage Of Securities Using Model Based Techniques PercentageOfSecuritiesUsingModelBasedTechniques	0.03	pure
CY2012Q3	fnb	Percentage Of Credit Support Current In Non Agency Collateralized Mortgage Obligations PercentageOfCreditSupportCurrentInNonAgencyCollateralizedMortgageObligations	0.099	pure
CY2012Q3	fnb	Percentage Of Each Trust Common Equity Owned By Corporation PercentageOfEachTrustCommonEquityOwnedByCorporation	1.00	pure
CY2012Q3	fnb	Percent Of Municipal Bond Portfolio General Obligation Bonds PercentOfMunicipalBondPortfolioGeneralObligationBonds	0.995	pure
CY2012Q3	fnb	Percent Of Municipal Bond Portfolio Rated Or Better PercentOfMunicipalBondPortfolioRatedOrBetter	1.000	pure
CY2012Q3	fnb	Percent Of Municipal Bond Portfolio With Credit Support PercentOfMunicipalBondPortfolioWithCreditSupport	0.747	pure
CY2012Q3	fnb	Percent Of Municipal Bonds From Pennsylvania PercentOfMunicipalBondsFromPennsylvania	0.779	pure
CY2012Q3	fnb	Ratio Of Non Performing Assets To All Assets RatioOfNonPerformingAssetsToAllAssets	0.0101	pure
CY2012Q3	fnb	Rate Of Commitments To Extend Credit Dependent On Financial Condition RateOfCommitmentsToExtendCreditDependentOnFinancialCondition	0.787	pure
CY2012Q3	fnb	Loans Receivable Ratio Of Non Performing Loans And Other Real Estate Owned To All Loans And Other Real Estate Owned LoansReceivableRatioOfNonPerformingLoansAndOtherRealEstateOwnedToAllLoansAndOtherRealEstateOwned	0.0148	pure
CY2012Q3	fnb	Minimum Required Capital To Assets Ratio Of Fhlb MinimumRequiredCapitalToAssetsRatioOfFHLB	0.040	pure
CY2012Q3	fnb	Warrants Converted To Purchase Of Common Stock WarrantsConvertedToPurchaseOfCommonStock	819640	shares
CY2012Q3	fnb	Common Stock Issued For Merger CommonStockIssuedForMerger	12159312	shares
CY2012Q3	fnb	Fair Value Of Allocated Allowance FairValueOfAllocatedAllowance	13787000
CY2012Q3	fnb	Accruing Pooled Trust Preferred Securities AccruingPooledTrustPreferredSecurities	4	Security
CY2012Q3	fnb	Number Of Pooled Trust Security Recognized For Accretion Income NumberOfPooledTrustSecurityRecognizedForAccretionIncome	14	Security
CY2012Q3	fnb	Remaining Pooled Trust Preferred Securities RemainingPooledTrustPreferredSecurities	6	Security
CY2012Q3	fnb	Valuation For Impairment Of Loans With Pooled Reserves ValuationForImpairmentOfLoansWithPooledReserves	500000
CY2012Q3	fnb	Other Intangible Assets OtherIntangibleAssets	16033000
CY2012Q3	fnb	Allowance For Loan Losses Allocated AllowanceForLoanLossesAllocated
CY2012Q3	fnb	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Other Than Temporary Impairment Charges CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesOtherThanTemporaryImpairmentCharges
CY2012Q3	fnb	Allowance For Loan Losses Reduction Since Acquisition AllowanceForLoanLossesReductionSinceAcquisition
CY2012Q3	fnb	Common Stock Issued Net Of Issuance Cost Value CommonStockIssuedNetOfIssuanceCostValue	136441000
CY2012Q3	fnb	Warrant Assumed In Acquisition Value WarrantAssumedInAcquisitionValue	4459000
CY2012Q3	fnb	Business Acquisition Purchase Price Allocation Identifiable Assets Acquired BusinessAcquisitionPurchasePriceAllocationIdentifiableAssetsAcquired	1742228000
CY2012Q3	fnb	Percent Change In Fair Value Assuming Hypothetical One Percent Change In Discount Rate PercentChangeInFairValueAssumingHypotheticalOnePercentChangeInDiscountRate	0.04	pure
CY2012Q3	fnb	Change In Fair Value Assuming Hypothetical One Percent Change In Discount Rate ChangeInFairValueAssumingHypotheticalOnePercentChangeInDiscountRate	3000000
CY2006Q4	us-gaap	Defined Benefit Plan Accumulated Other Comprehensive Income Net Prior Service Cost Credit Before Tax DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetPriorServiceCostCreditBeforeTax	14079000
CY2006Q4	fnb	Defined Benefit Plan Unrecognized Service Cost Amortization Period DefinedBenefitPlanUnrecognizedServiceCostAmortizationPeriod	13.5	Y
CY2010Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	106120000
CY2010Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	131571000
CY2010Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	14.28
CY2010Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	770610	shares
CY2010Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Number ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber	1309489	shares
CY2010Q4	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue	17594000
CY2010Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue	8.52
CY2010Q4	us-gaap	Stockholders Equity StockholdersEquity	1066124000
CY2010Q4	fnb	Credit Loss Portion Of Other Than Temporary Impairment Recognized From Other Comprehensive Income CreditLossPortionOfOtherThanTemporaryImpairmentRecognizedFromOtherComprehensiveIncome	18332000
CY2010Q4	fnb	Common Stock Issued For Merger CommonStockIssuedForMerger	5941287	shares
CY2011Q4	us-gaap	Other Assets OtherAssets	311082000
CY2011Q4	us-gaap	Interest Bearing Deposits In Banks InterestBearingDepositsInBanks	11604000
CY2011Q4	us-gaap	Financing Receivable Collectively Evaluated For Impairment FinancingReceivableCollectivelyEvaluatedForImpairment	6773163000
CY2011Q4	us-gaap	Financing Receivable Recorded Investment90 Days Past Due And Still Accruing FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing	18131000
CY2011Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position12 Months Or Longer Aggregate Losses HeldToMaturitySecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAggregateLosses	1804000
CY2011Q4	us-gaap	Availableforsale Securities Continuous Unrealized Loss Position Aggregate Losses2 AvailableforsaleSecuritiesContinuousUnrealizedLossPositionAggregateLosses2	14916000
CY2011Q4	us-gaap	Treasury Stock Shares TreasuryStockShares	215502	shares
CY2011Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	500000000	shares
CY2011Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	18285000
CY2011Q4	us-gaap	Available For Sale Securities AvailableForSaleSecurities	640571000
CY2011Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	100662000
CY2011Q4	us-gaap	Available For Sale Securities Gross Unrealized Losses1 AvailableForSaleSecuritiesGrossUnrealizedLosses1	14916000
CY2011Q4	us-gaap	Investments Fair Value Disclosure InvestmentsFairValueDisclosure	640571000
CY2011Q4	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	952033000
CY2011Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-45148000
CY2011Q4	us-gaap	Loans And Leases Receivable Deferred Income LoansAndLeasesReceivableDeferredIncome	47110000
CY2011Q4	us-gaap	Noninterest Bearing Deposit Liabilities NoninterestBearingDepositLiabilities	1340465000
CY2011Q4	us-gaap	Federal Home Loan Bank Stock FederalHomeLoanBankStock	23516000
CY2011Q4	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	917212000
CY2011Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	32925000
CY2011Q4	us-gaap	Assets Assets	9786483000
CY2011Q4	us-gaap	Deposits Deposits	7289768000
CY2011Q4	us-gaap	Loans And Leases Receivable Ratio Of Nonperforming Loans To All Loans LoansAndLeasesReceivableRatioOfNonperformingLoansToAllLoans	0.0155	pure
CY2011Q4	us-gaap	Availableforsale Securities Gross Unrealized Gain AvailableforsaleSecuritiesGrossUnrealizedGain	9829000
CY2011Q4	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue	11854000
CY2011Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	208953000
CY2011Q4	us-gaap	Financing Receivable Recorded Investment Past Due FinancingReceivableRecordedInvestmentPastDue	158640000
CY2011Q4	us-gaap	Federal Funds Purchased FederalFundsPurchased	60000000
CY2011Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	14.93
CY2011Q4	us-gaap	Availableforsale Securities Continuous Unrealized Loss Position12 Months Or Longer Aggregate Losses2 AvailableforsaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAggregateLosses2	14906000
CY2011Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	586020	shares
CY2011Q4	us-gaap	Loans And Leases Receivable Net Reported Amount LoansAndLeasesReceivableNetReportedAmount	6756005000
CY2011Q4	us-gaap	Securities Sold Under Agreements To Repurchase SecuritiesSoldUnderAgreementsToRepurchase	646660000
CY2011Q4	us-gaap	Other Short Term Borrowings OtherShortTermBorrowings	10000000
CY2011Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	9786483000
CY2011Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	127436261	shares
CY2011Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Number ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber	1846115	shares
CY2011Q4	us-gaap	Common Stock Value CommonStockValue	1268000
CY2011Q4	us-gaap	Held To Maturity Securities Debt Maturities Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesNetCarryingAmount	917212000
CY2011Q4	us-gaap	Goodwill Goodwill	568462000
CY2011Q4	us-gaap	Available For Sale Securities Amortized Cost AvailableForSaleSecuritiesAmortizedCost	645658000
CY2011Q4	us-gaap	Liabilities Liabilities	8576284000
CY2011Q4	us-gaap	Derivative Assets DerivativeAssets	52857000
CY2011Q4	us-gaap	Financing Receivable Allowance For Credit Losses Collectively Evaluated For Impairment FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment	93515000
CY2011Q4	us-gaap	Long Term Debt LongTermDebt	88016000
CY2011Q4	us-gaap	Other Liabilities OtherLiabilities	143239000
CY2011Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	30953000
CY2011Q4	us-gaap	Loans And Leases Receivable Commercial Net Of Deferred Income LoansAndLeasesReceivableCommercialNetOfDeferredIncome	3970214000
CY2011Q4	us-gaap	Bank Owned Life Insurance BankOwnedLifeInsurance	208927000
CY2011Q4	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue	11603000
CY2011Q4	us-gaap	Availableforsale Securities Continuous Unrealized Loss Position Less Than12 Months Aggregate Losses2 AvailableforsaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAggregateLosses2	10000
CY2011Q4	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue	11984000
CY2011Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue	8.44
CY2011Q4	us-gaap	Time Deposits TimeDeposits	2158440000
CY2011Q4	us-gaap	Treasury Stock Value TreasuryStockValue	3418000
CY2011Q4	us-gaap	Junior Subordinated Debenture Owed To Unconsolidated Subsidiary Trust JuniorSubordinatedDebentureOwedToUnconsolidatedSubsidiaryTrust	203967000
CY2011Q4	us-gaap	Federal Home Loan Bank Advances Long Term FederalHomeLoanBankAdvancesLongTerm	100000
CY2011Q4	us-gaap	Financing Receivable Modifications Recorded Investment FinancingReceivableModificationsRecordedInvestment	32850000
CY2011Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionFairValue	25058000
CY2011Q4	us-gaap	Real Estate Acquired Through Foreclosure RealEstateAcquiredThroughForeclosure	34719000
CY2011Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	130043000
CY2011Q4	us-gaap	Financing Receivable Recorded Investment Nonaccrual Status FinancingReceivableRecordedInvestmentNonaccrualStatus	94335000
CY2011Q4	us-gaap	Cash And Due From Banks CashAndDueFromBanks	197349000
CY2011Q4	us-gaap	Loans And Leases Receivable Impaired Nonperforming Nonaccrual Of Interest LoansAndLeasesReceivableImpairedNonperformingNonaccrualOfInterest	94335000
CY2011Q4	us-gaap	Convertible Debt ConvertibleDebt	608000
CY2011Q4	us-gaap	Derivative Financial Instruments Liabilities Fair Value Disclosure DerivativeFinancialInstrumentsLiabilitiesFairValueDisclosure	52904000
CY2011Q4	us-gaap	Loans Receivable Commercial Construction LoansReceivableCommercialConstruction	210098000
CY2011Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Aggregate Losses HeldToMaturitySecuritiesContinuousUnrealizedLossPositionAggregateLosses	1879000
CY2011Q4	us-gaap	Loans And Leases Receivable Net Of Deferred Income LoansAndLeasesReceivableNetOfDeferredIncome	6856667000
CY2011Q4	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	1224572000
CY2011Q4	us-gaap	Short Term Borrowings ShortTermBorrowings	851294000
CY2011Q4	us-gaap	Other Long Term Debt OtherLongTermDebt	9062000
CY2011Q4	us-gaap	Loans Held For Sale Mortgages LoansHeldForSaleMortgages	14275000
CY2011Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
CY2011Q4	us-gaap	Loans And Leases Receivable Commercial Allowance LoansAndLeasesReceivableCommercialAllowance	0
CY2011Q4	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	130000
CY2011Q4	us-gaap	Stockholders Equity StockholdersEquity	1210199000
CY2011Q4	us-gaap	Financing Receivable Individually Evaluated For Impairment FinancingReceivableIndividuallyEvaluatedForImpairment	83504000
CY2011Q4	us-gaap	Securities Held As Collateral At Fair Value SecuritiesHeldAsCollateralAtFairValue	680212000
CY2011Q4	us-gaap	Financing Receivable Recorded Investment Current FinancingReceivableRecordedInvestmentCurrent	6698027000
CY2011Q4	us-gaap	Financing Receivable Allowance For Credit Losses Individually Evaluated For Impairment1 FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1	7147000
CY2011Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue	6773000
CY2011Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Less Than12 Months Aggregate Losses HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAggregateLosses	75000
CY2011Q4	fnb	Fair Value Assets Measured On Recurring Basis FairValueAssetsMeasuredOnRecurringBasis	693428000
CY2011Q4	fnb	Fair Value Liabilities Measured On Recurring Basis FairValueLiabilitiesMeasuredOnRecurringBasis	52904000
CY2011Q4	fnb	Impaired Loans Fair Value Disclosure ImpairedLoansFairValueDisclosure	17327000
CY2011Q4	fnb	Real Estate Acquired Through Foreclosure Fair Value Disclosure RealEstateAcquiredThroughForeclosureFairValueDisclosure	19379000
CY2011Q4	fnb	Savings And Negotiable Order Of Withdrawal SavingsAndNegotiableOrderOfWithdrawal	3790863000
CY2011Q4	fnb	Securities With Carrying Value Pledged To Secure Public Deposits Trust Deposits And For Other Purposes SecuritiesWithCarryingValuePledgedToSecurePublicDepositsTrustDepositsAndForOtherPurposes	547727000
	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	-23374000
CY2011Q4	fnb	Subordinated Notes Short Term SubordinatedNotesShortTerm	134634000
CY2011Q4	fnb	Subordinated Notes Long Term SubordinatedNotesLongTerm	78246000
CY2011Q4	fnb	Held To Maturity Debt Securities Unrecognized Holding Gains HeldToMaturityDebtSecuritiesUnrecognizedHoldingGains	36700000
CY2011Q4	fnb	Held To Maturity Debt Securities Unrecognized Holding Losses HeldToMaturityDebtSecuritiesUnrecognizedHoldingLosses	1879000
CY2011Q4	fnb	Financing Receivable Recorded Investment30 To89 Days Past Due And Still Accruing FinancingReceivableRecordedInvestment30To89DaysPastDueAndStillAccruing	46174000
CY2011Q4	fnb	Non Performing Assets NonPerformingAssets	149919000
CY2011Q4	fnb	Non Performing Investments NonPerformingInvestments	8972000
CY2011Q4	fnb	Non Performing Loans NonPerformingLoans	106228000
CY2011Q4	fnb	Non Performing Loans And Other Real Estate Owned NonPerformingLoansAndOtherRealEstateOwned	140947000
CY2011Q4	fnb	Loans And Leases Receivable Impaired Nonperforming Restructured LoansAndLeasesReceivableImpairedNonperformingRestructured	11893000
CY2011Q4	fnb	Credit Loss Portion Of Other Than Temporary Impairment Recognized From Other Comprehensive Income CreditLossPortionOfOtherThanTemporaryImpairmentRecognizedFromOtherComprehensiveIncome	18398000
CY2011Q4	fnb	Ratio Of Non Performing Assets To All Assets RatioOfNonPerformingAssetsToAllAssets	0.0153	pure
CY2011Q4	fnb	Loans Receivable Ratio Of Non Performing Loans And Other Real Estate Owned To All Loans And Other Real Estate Owned LoansReceivableRatioOfNonPerformingLoansAndOtherRealEstateOwnedToAllLoansAndOtherRealEstateOwned	0.0205	pure
CY2011Q4	fnb	Valuation For Impairment Of Loans With Pooled Reserves ValuationForImpairmentOfLoansWithPooledReserves	500000
CY2011Q2	us-gaap	Stock Issued During Period Shares New Issues StockIssuedDuringPeriodSharesNewIssues	6037500	shares
CY2011Q2	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	62803000
	us-gaap	Interest Expense Junior Subordinated Debentures InterestExpenseJuniorSubordinatedDebentures	6030000
	us-gaap	Increase Decrease In Deferred Income Taxes IncreaseDecreaseInDeferredIncomeTaxes	-6892000
	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	8389	shares
	us-gaap	Federal Deposit Insurance Corporation Premium Expense FederalDepositInsuranceCorporationPremiumExpense	6288000
	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	25114000
	us-gaap	Increase Decrease In Loans Held For Sale IncreaseDecreaseInLoansHeldForSale	-2393000
	us-gaap	Interest Expense Deposits InterestExpenseDeposits	41727000
	us-gaap	Impairment Of Investments ImpairmentOfInvestments	37000
	us-gaap	Gain Loss On Sale Of Mortgage Loans GainLossOnSaleOfMortgageLoans	1800000
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-414486000
	us-gaap	Income Taxes Paid IncomeTaxesPaid	8000
	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	-517000
	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	2.68
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	10.10
	us-gaap	Allowance For Loan And Lease Losses Write Offs AllowanceForLoanAndLeaseLossesWriteOffs	24632000
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	123330205	shares
	us-gaap	Payments To Acquire Held To Maturity Securities PaymentsToAcquireHeldToMaturitySecurities	332870000
	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	-26806000
	us-gaap	Interest And Fee Income Loans And Leases InterestAndFeeIncomeLoansAndLeases	255937000
	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	25352000
	us-gaap	Other Noninterest Expense OtherNoninterestExpense	31163000
	us-gaap	Interest Expense Long Term Debt InterestExpenseLongTermDebt	4981000
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue	13.57
	us-gaap	Equipment Expense EquipmentExpense	14149000
	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	45114000
	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	294228000
	us-gaap	Allowance For Loan And Lease Losses Recoveries Of Bad Debts AllowanceForLoanAndLeaseLossesRecoveriesOfBadDebts	-1973000
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	86204000
	us-gaap	Increase Decrease In Accrued Interest Receivable Net IncreaseDecreaseInAccruedInterestReceivableNet	-883000
	us-gaap	Interest Paid InterestPaid	58326
	us-gaap	Fees And Commissions Fiduciary And Trust Activities FeesAndCommissionsFiduciaryAndTrustActivities	11222000
	us-gaap	Insurance Commissions And Fees InsuranceCommissionsAndFees	11812000
	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	38629000
	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	101164000
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Held To Maturity Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities	176009000
	us-gaap	Available For Sale Securities Gross Realized Gain Loss Net AvailableForSaleSecuritiesGrossRealizedGainLossNet	141000
	us-gaap	Other Interest And Dividend Income OtherInterestAndDividendIncome	238000
	us-gaap	Proceeds From Sale Of Available For Sale Securities ProceedsFromSaleOfAvailableForSaleSecurities	10883000
	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	3371000
	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Forfeitures In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice	12.52
	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	3913000
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	3484000
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.51
	us-gaap	Interest Income Securities Tax Exempt InterestIncomeSecuritiesTaxExempt	5676000
	us-gaap	Interest Expense Short Term Borrowings InterestExpenseShortTermBorrowings	5111000
	us-gaap	Allowance For Loan And Lease Losses Provision For Loss Net AllowanceForLoanAndLeaseLossesProvisionForLossNet	25352000
	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax	279000
	us-gaap	Depreciation Amortization And Accretion Net DepreciationAmortizationAndAccretionNet	16908000
	us-gaap	Payments For Proceeds From Loans And Leases PaymentsForProceedsFromLoansAndLeases	323897000
	us-gaap	Net Income Loss NetIncomeLoss	63310000
	us-gaap	Noninterest Income NoninterestIncome	87320000
	us-gaap	Dividend Income Operating DividendIncomeOperating	144000
	us-gaap	Adjustments To Additional Paid In Capital Tax Effect From Share Based Compensation AdjustmentsToAdditionalPaidInCapitalTaxEffectFromShareBasedCompensation	-61000
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.51
	us-gaap	Taxes Other TaxesOther	5978000
	us-gaap	Investment Banking Advisory Brokerage And Underwriting Fees And Commissions InvestmentBankingAdvisoryBrokerageAndUnderwritingFeesAndCommissions	5960000
	us-gaap	Increase Decrease In Time Deposits IncreaseDecreaseInTimeDeposits	-116864000
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	124150533	shares
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	263702000
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment For Sale Of Securities Included In Net Income Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeTax	50000
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeitures Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue	9.20
	us-gaap	Interest On Convertible Debt Net Of Tax InterestOnConvertibleDebtNetOfTax	15000
	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	820328	shares
	us-gaap	Gain Loss On Sale Of Securities Net GainLossOnSaleOfSecuritiesNet	141000
	us-gaap	Available For Sale Securities Gross Realized Gains AvailableForSaleSecuritiesGrossRealizedGains	337000
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	66794000
	us-gaap	Mortgage Loan Related To Property Sales1 MortgageLoanRelatedToPropertySales1	472
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	292247000
	us-gaap	Noninterest Income Other NoninterestIncomeOther	6451000
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod	172030	shares
	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	211027000
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	22894000
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	3059000
	us-gaap	Payments Of Dividends PaymentsOfDividends	45114000
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeited In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod	1397	shares
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod	384847	shares
	us-gaap	Payments To Acquire Life Insurance Policies PaymentsToAcquireLifeInsurancePolicies	26000
	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	123377000
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	9648000
	fnb	Increase Decrease In Bank Owned Life Insurance IncreaseDecreaseInBankOwnedLifeInsurance	-476000
	us-gaap	Increase Decrease In Interest Payable Net IncreaseDecreaseInInterestPayableNet	-1519000
	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	236379000
	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	46569000
	fnb	Troubled Debt Restructuring Modifications Number Of Contracts TroubledDebtRestructuringModificationsNumberOfContracts	365	Contract
	fnb	Troubled Debt Restructuring Modifications Pre Modification Recorded Investment TroubledDebtRestructuringModificationsPreModificationRecordedInvestment	12834000
	fnb	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Dividend Reinvestment In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsDividendReinvestmentInPeriodWeightedAverageGrantDateFairValue	9.69
	fnb	Financing Receivable Troubled Debt Restructurings That Subsequently Defaulted Number Of Contracts FinancingReceivableTroubledDebtRestructuringsThatSubsequentlyDefaultedNumberOfContracts	26	Contract
	fnb	Service Charges On Loans And Deposits ServiceChargesOnLoansAndDeposits	46058000
	fnb	Troubled Debt Restructuring Post Modification Recorded Investment TroubledDebtRestructuringPostModificationRecordedInvestment	12658000
	us-gaap	Noninterest Expense NoninterestExpense	212143000
	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	6222000
	us-gaap	Excess Tax Benefit From Share Based Compensation Financing Activities ExcessTaxBenefitFromShareBasedCompensationFinancingActivities	61000
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	63310000
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	5409000
	us-gaap	Occupancy Net OccupancyNet	16484000
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod	171521	shares
	us-gaap	Professional Fees ProfessionalFees	16024000
	us-gaap	Payments To Acquire Available For Sale Securities PaymentsToAcquireAvailableForSaleSecurities	250558000
	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.36
	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	404164	shares
	us-gaap	Labor And Related Expense LaborAndRelatedExpense	112059000
	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	66794000
	us-gaap	Interest Expense InterestExpense	57849000
	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	63325000
	us-gaap	Increase Decrease In Trading Securities IncreaseDecreaseInTradingSecurities	-110490000
	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	68608000
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	1647000
	us-gaap	Transfer Of Other Real Estate TransferOfOtherRealEstate	18269
	us-gaap	Business Combination Acquisition Related Costs BusinessCombinationAcquisitionRelatedCosts	4589000
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	251948000
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment For Sale Of Securities Included In Net Income Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeNetOfTax	-92000
	us-gaap	Excess Tax Benefit From Share Based Compensation Operating Activities ExcessTaxBenefitFromShareBasedCompensationOperatingActivities	-61000
	us-gaap	Interest Income Securities Taxable InterestIncomeSecuritiesTaxable	32233000
	us-gaap	Available For Sale Securities Gross Realized Losses AvailableForSaleSecuritiesGrossRealizedLosses	196000
	fnb	Increase Decrease In Non Interest Bearing Deposits Savings And Negotiable Order Of Withdrawal Accounts IncreaseDecreaseInNonInterestBearingDepositsSavingsAndNegotiableOrderOfWithdrawalAccounts	297049000
	fnb	Impairment Losses On Securities ImpairmentLossesOnSecurities	473000
	fnb	Financing Receivable Troubled Debt Restructurings That Subsequently Defaulted FinancingReceivableTroubledDebtRestructuringsThatSubsequentlyDefaulted	2715000
	fnb	Non Credit Related Losses On Securities Not Expected To Be Sold Recognized In Other Comprehensive Income NonCreditRelatedLossesOnSecuritiesNotExpectedToBeSoldRecognizedInOtherComprehensiveIncome	436000
	fnb	Non Interest Expense Excluding Amortization Of Intangibles NonInterestExpenseExcludingAmortizationOfIntangibles	206734000
	fnb	Additions Related To Credit Loss For Securities With Previously Recognized Other Than Temporary Impairment AdditionsRelatedToCreditLossForSecuritiesWithPreviouslyRecognizedOtherThanTemporaryImpairment	37000
	fnb	Allowance For Loan And Lease Losses Write Offs Total AllowanceForLoanAndLeaseLossesWriteOffsTotal	22659000
	fnb	Share Based Compensation Arrangement By Share Based Payment Awards Equity Instruments Other Than Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardsEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	3888
	fnb	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Dividend Reinvestment ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsDividendReinvestment	52656	shares
	fnb	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Net Performance Adjustment ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNetPerformanceAdjustment	150889	shares
	fnb	Net Impairment Losses On Available For Sale Securities NetImpairmentLossesOnAvailableForSaleSecurities	37000
	fnb	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Net Performance Adjustment Weighted Average Net Performance Adjustment Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNetPerformanceAdjustmentWeightedAverageNetPerformanceAdjustmentGrantDateFairValue	7.92
	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	Q3
	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2012
	dei	Document Type DocumentType	10-Q
	dei	Document Period End Date DocumentPeriodEndDate	2012-09-30
	dei	Entity Central Index Key EntityCentralIndexKey	0000037808
	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
	dei	Trading Symbol TradingSymbol	FNB
	dei	Entity Registrant Name EntityRegistrantName	FNB CORP/FL/
	dei	Amendment Flag AmendmentFlag	false
	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
	us-gaap	Interest Expense Junior Subordinated Debentures InterestExpenseJuniorSubordinatedDebentures	5956000
	us-gaap	Increase Decrease In Deferred Income Taxes IncreaseDecreaseInDeferredIncomeTaxes	-29549000
	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	174565	shares
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Purchases FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases	21753000
	us-gaap	Federal Deposit Insurance Corporation Premium Expense FederalDepositInsuranceCorporationPremiumExpense	6172000
	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	183139000
	us-gaap	Increase Decrease In Loans Held For Sale IncreaseDecreaseInLoansHeldForSale	7300000
	us-gaap	Interest Expense Deposits InterestExpenseDeposits	32776000
	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	-203538000
	us-gaap	Impairment Of Investments ImpairmentOfInvestments	119000
	us-gaap	Gain Loss On Sale Of Mortgage Loans GainLossOnSaleOfMortgageLoans	2696000
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-594580000
	us-gaap	Income Taxes Paid IncomeTaxesPaid	7250
	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	-856000
	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	8.80
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	12.28
	us-gaap	Allowance For Loan And Lease Losses Write Offs AllowanceForLoanAndLeaseLossesWriteOffs	23563000
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	139074244	shares
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Issues FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetIssues	35000
	us-gaap	Payments To Acquire Held To Maturity Securities PaymentsToAcquireHeldToMaturitySecurities	468780000
	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	-12036000
	us-gaap	Interest And Fee Income Loans And Leases InterestAndFeeIncomeLoansAndLeases	282720000
	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	22028000
	us-gaap	Other Noninterest Expense OtherNoninterestExpense	33772000
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Other Comprehensive Income Loss FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss	-209000
	us-gaap	Interest Expense Long Term Debt InterestExpenseLongTermDebt	2702000
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue	8.06
	us-gaap	Equipment Expense EquipmentExpense	16598000
	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	50705000
	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	324328000
	us-gaap	Allowance For Loan And Lease Losses Recoveries Of Bad Debts AllowanceForLoanAndLeaseLossesRecoveriesOfBadDebts	-3587000
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	114004000
	us-gaap	Increase Decrease In Accrued Interest Receivable Net IncreaseDecreaseInAccruedInterestReceivableNet	3248000
	us-gaap	Interest Paid InterestPaid	42227
	us-gaap	Fees And Commissions Fiduciary And Trust Activities FeesAndCommissionsFiduciaryAndTrustActivities	11359000
	us-gaap	Insurance Commissions And Fees InsuranceCommissionsAndFees	12632000
	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	155177000
	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	158641000
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Held To Maturity Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities	240059000
	us-gaap	Debt Instrument Interest Rate Effective Percentage Rate Range Minimum DebtInstrumentInterestRateEffectivePercentageRateRangeMinimum	0.0378	pure
	us-gaap	Available For Sale Securities Gross Realized Gain Loss Net AvailableForSaleSecuritiesGrossRealizedGainLossNet	302000
	us-gaap	Proceeds From Sale Of Available For Sale Securities ProceedsFromSaleOfAvailableForSaleSecurities	87101000
	us-gaap	Other Interest And Dividend Income OtherInterestAndDividendIncome	142000
	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	3451000
	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Forfeitures In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice	13.74
	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	4809000
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	6176000
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.59
	us-gaap	Nature Of Operations NatureOfOperations	<div> <p style="MARGIN-TOP: 18px; MARGIN-BOTTOM: 0px"><font style="FONT-FAMILY: Times New Roman" size="2"><b>BUSINESS</b></font></p> <p style="MARGIN-TOP: 6px; TEXT-INDENT: 4%; MARGIN-BOTTOM: 0px"> <font style="FONT-FAMILY: Times New Roman" size="2">F.N.B. Corporation (the Corporation) is a diversified financial services company headquartered in Hermitage, Pennsylvania. Its primary businesses include community banking, consumer finance, wealth management and insurance. The Corporation also conducts commercial leasing and merchant banking activities. The Corporation operates its community banking business through a full service branch network in Pennsylvania, Ohio and West Virginia. The Corporation operates its wealth management and insurance businesses within the existing branch network. It also conducts selected consumer finance business in Pennsylvania, Ohio, Tennessee and Kentucky.</font></p> </div>
	us-gaap	Interest Income Securities Tax Exempt InterestIncomeSecuritiesTaxExempt	5083000
	us-gaap	Interest Expense Short Term Borrowings InterestExpenseShortTermBorrowings	3961000
	us-gaap	Allowance For Loan And Lease Losses Provision For Loss Net AllowanceForLoanAndLeaseLossesProvisionForLossNet	22028000
	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax	461000
	us-gaap	Depreciation Amortization And Accretion Net DepreciationAmortizationAndAccretionNet	21989000
	us-gaap	Payments For Proceeds From Loans And Leases PaymentsForProceedsFromLoansAndLeases	238978000
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Out Of Level3 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3
	us-gaap	Net Income Loss NetIncomeLoss	81455000
	us-gaap	Noninterest Income NoninterestIncome	99336000
	us-gaap	Dividend Income Operating DividendIncomeOperating	361000
	us-gaap	Adjustments To Additional Paid In Capital Tax Effect From Share Based Compensation AdjustmentsToAdditionalPaidInCapitalTaxEffectFromShareBasedCompensation	385000
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.58
	us-gaap	Taxes Other TaxesOther	4800000
	us-gaap	Investment Banking Advisory Brokerage And Underwriting Fees And Commissions InvestmentBankingAdvisoryBrokerageAndUnderwritingFeesAndCommissions	6143000
	us-gaap	Increase Decrease In Time Deposits IncreaseDecreaseInTimeDeposits	-249764000
	us-gaap	Proceeds From Life Insurance Policies ProceedsFromLifeInsurancePolicies	20701000
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	140548578	shares
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	273289000
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment For Sale Of Securities Included In Net Income Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeTax	124000
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeitures Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue	8.53
	us-gaap	Interest On Convertible Debt Net Of Tax InterestOnConvertibleDebtNetOfTax	15000
	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	1474334	shares
	us-gaap	Gain Loss On Sale Of Securities Net GainLossOnSaleOfSecuritiesNet	302000
	us-gaap	Available For Sale Securities Gross Realized Gains AvailableForSaleSecuritiesGrossRealizedGains	1151000
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	87631000
	us-gaap	Mortgage Loan Related To Property Sales1 MortgageLoanRelatedToPropertySales1	701
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	367025000
	us-gaap	Noninterest Income Other NoninterestIncomeOther	9095000
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod	168361	shares
	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	256905000
	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Other Share Increase Decrease In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsOtherShareIncreaseDecreaseInPeriodWeightedAverageExercisePrice	10.41
	us-gaap	Increase Decrease In Interest Payable Net IncreaseDecreaseInInterestPayableNet	-3506000
	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	278933000
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Other Increases Decreases In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOtherIncreasesDecreasesInPeriod	627808	shares
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Into Level3 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel3
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	32549000
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	5779000
	us-gaap	Payments Of Dividends PaymentsOfDividends	50705000
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeited In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod	166018	shares
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod	275674	shares
	us-gaap	Payments To Acquire Life Insurance Policies PaymentsToAcquireLifeInsurancePolicies	20024000
	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	144037000
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	7940000
	us-gaap	Noninterest Expense NoninterestExpense	242237000
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Settlements FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSettlements	2317000
	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	6664000
	us-gaap	Proceeds From Sale Of Held To Maturity Securities ProceedsFromSaleOfHeldToMaturitySecurities	2903000
	us-gaap	Excess Tax Benefit From Share Based Compensation Financing Activities ExcessTaxBenefitFromShareBasedCompensationFinancingActivities	-385000
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	81455000
	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	87631000
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	6892000
	us-gaap	Occupancy Net OccupancyNet	18624000
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod	329477	shares
	us-gaap	Professional Fees ProfessionalFees	20725000
	us-gaap	Payments To Acquire Available For Sale Securities PaymentsToAcquireAvailableForSaleSecurities	780185000
	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.36
	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	156983	shares
	us-gaap	Debt Instrument Interest Rate Effective Percentage Rate Range Maximum DebtInstrumentInterestRateEffectivePercentageRateRangeMaximum	0.0419	pure
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Sales FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales	2542000
	us-gaap	Labor And Related Expense LaborAndRelatedExpense	127255000
	us-gaap	Interest Expense InterestExpense	45395000
	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	81470000
	us-gaap	Increase Decrease In Trading Securities IncreaseDecreaseInTradingSecurities	-331972000
	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	6586000
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	2989000
	us-gaap	Transfer Of Other Real Estate TransferOfOtherRealEstate	12086
	us-gaap	Business Combination Acquisition Related Costs BusinessCombinationAcquisitionRelatedCosts	7399000
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	479932000
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment For Sale Of Securities Included In Net Income Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeNetOfTax	-459000
	us-gaap	Excess Tax Benefit From Share Based Compensation Operating Activities ExcessTaxBenefitFromShareBasedCompensationOperatingActivities	385000
	us-gaap	Interest Income Securities Taxable InterestIncomeSecuritiesTaxable	36022000
	us-gaap	Available For Sale Securities Gross Realized Losses AvailableForSaleSecuritiesGrossRealizedLosses	849000
	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	26961000
	fnb	Common Stock And Warrants Issued Net Of Issuance Cost Value CommonStockAndWarrantsIssuedNetOfIssuanceCostValue	140900000
	fnb	Reductions For Credit Loss Impairments Previously Recognized On Securities Sold During Period ReductionsForCreditLossImpairmentsPreviouslyRecognizedOnSecuritiesSoldDuringPeriod	1243000
	fnb	Troubled Debt Restructuring Modifications Number Of Contracts TroubledDebtRestructuringModificationsNumberOfContracts	312	Contract
	fnb	Troubled Debt Restructuring Modifications Pre Modification Recorded Investment TroubledDebtRestructuringModificationsPreModificationRecordedInvestment	6387000
	fnb	Number Of Reportable Business Segments NumberOfReportableBusinessSegments	4	Segment
	fnb	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Dividend Reinvestment In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsDividendReinvestmentInPeriodWeightedAverageGrantDateFairValue	11.38
	fnb	Number Of Days Past Due For Loan To Be In Default NumberOfDaysPastDueForLoanToBeInDefault	90	D
	fnb	Financing Receivable Troubled Debt Restructurings That Subsequently Defaulted Number Of Contracts FinancingReceivableTroubledDebtRestructuringsThatSubsequentlyDefaultedNumberOfContracts	33	Contract
	fnb	Purchase Of Non Agency Collateralized Mortgage Obligations PurchaseOfNonAgencyCollateralizedMortgageObligations	161151000
	fnb	Provision For Loan And Lease Losses Fair Value Disclosure ProvisionForLoanAndLeaseLossesFairValueDisclosure	2018000
	fnb	Payoffs Received On Loans In Excess Of Expected Cash Flows PayoffsReceivedOnLoansInExcessOfExpectedCashFlows	1476000
	fnb	Restructured Loans Receivable Returned To Performing Status RestructuredLoansReceivableReturnedToPerformingStatus	5552000
	fnb	Service Charges On Loans And Deposits ServiceChargesOnLoansAndDeposits	52419000
	fnb	Troubled Debt Restructuring Post Modification Recorded Investment TroubledDebtRestructuringPostModificationRecordedInvestment	7019000
	fnb	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Accretion Included In Earnings FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetAccretionIncludedInEarnings	1997000
	fnb	Fair Value Of Other Real Estate Owned FairValueOfOtherRealEstateOwned	17250000
	fnb	Increase Decrease In Bank Owned Life Insurance IncreaseDecreaseInBankOwnedLifeInsurance	4475000
	fnb	Increase Decrease In Non Interest Bearing Deposits Savings And Negotiable Order Of Withdrawal Accounts IncreaseDecreaseInNonInterestBearingDepositsSavingsAndNegotiableOrderOfWithdrawalAccounts	567788000
	fnb	Impairment Losses On Securities ImpairmentLossesOnSecurities	440000
	fnb	Financing Receivable Troubled Debt Restructurings That Subsequently Defaulted FinancingReceivableTroubledDebtRestructuringsThatSubsequentlyDefaulted	381000
	fnb	Gains Losses Included In Earning On Non Recurring Assets Write Down GainsLossesIncludedInEarningOnNonRecurringAssetsWriteDown	3300000
	fnb	Non Agency Collateralized Mortgage Obligations Paydown Balance On Maturity NonAgencyCollateralizedMortgageObligationsPaydownBalanceOnMaturity	7183000
	fnb	Non Credit Related Losses On Securities Not Expected To Be Sold Recognized In Other Comprehensive Income NonCreditRelatedLossesOnSecuritiesNotExpectedToBeSoldRecognizedInOtherComprehensiveIncome	321000
	fnb	Non Interest Expense Excluding Amortization Of Intangibles NonInterestExpenseExcludingAmortizationOfIntangibles	235345000
	fnb	Other Real Estate Owned Written Down Value OtherRealEstateOwnedWrittenDownValue	15169000
	fnb	Other Real Estate Owned Cost To Sell OtherRealEstateOwnedCostToSell	2081000
	fnb	Loans And Leases Receivable Pooled Allowance Restructured LoansAndLeasesReceivablePooledAllowanceRestructured	1100000
	fnb	Loans And Leases Receivable Specific Allowance Restructured LoansAndLeasesReceivableSpecificAllowanceRestructured	53000
	fnb	Credit Related Loss Recognized CreditRelatedLossRecognized	226000
CY2011Q3	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	868070	shares
CY2011Q3	us-gaap	Gain Loss On Sale Of Securities Net GainLossOnSaleOfSecuritiesNet	49000
	fnb	Allowance For Loan And Lease Losses Write Offs Total AllowanceForLoanAndLeaseLossesWriteOffsTotal	19976000
CY2011	us-gaap	Debt Instrument Interest Rate Effective Percentage Rate Range Minimum DebtInstrumentInterestRateEffectivePercentageRateRangeMinimum	0.0099	pure
CY2011	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Out Of Level3 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3
CY2011	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Into Level3 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel3
CY2011	us-gaap	Debt Instrument Interest Rate Effective Percentage Rate Range Maximum DebtInstrumentInterestRateEffectivePercentageRateRangeMaximum	0.0479	pure
	fnb	Accreted Income AccretedIncome	2138000
	fnb	Percentage Of Ltv In Collateralized Mortgage Obligation PercentageOfLTVInCollateralizedMortgageObligation	0.546	pure
	fnb	Percentage Of Credit Support Original In Non Agency Collateralized Mortgage Obligations PercentageOfCreditSupportOriginalInNonAgencyCollateralizedMortgageObligations	0.040	pure
	fnb	Annuity Equivalent Of Contribution To Defined Contribution Plan Deducted From Monthly Benefit Of Basic Retirement Plan AnnuityEquivalentOfContributionToDefinedContributionPlanDeductedFromMonthlyBenefitOfBasicRetirementPlan	0.03	pure
	fnb	Annualized Payout Rate AnnualizedPayoutRate	0.334	pure
	fnb	Share Based Compensation Arrangement By Share Based Payment Awards Equity Instruments Other Than Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardsEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	3384
	fnb	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Dividend Reinvestment ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsDividendReinvestment	55349	shares
	fnb	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Net Performance Adjustment ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNetPerformanceAdjustment	28181	shares
CY2010	us-gaap	Defined Benefit Plan Amortization Of Net Prior Service Cost Credit DefinedBenefitPlanAmortizationOfNetPriorServiceCostCredit	10543000
CY2011	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Other Comprehensive Income Loss FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss	-188000
	fnb	Loss Where Impairment Was Not Previously Recognized LossWhereImpairmentWasNotPreviouslyRecognized	119000
	fnb	Additional Accretion Income AdditionalAccretionIncome	34000
	fnb	Payment For Settlement Fund PaymentForSettlementFund	3000000
	fnb	Net Identifiable Assets Acquired NetIdentifiableAssetsAcquired	32684000
	fnb	Net Impairment Losses On Available For Sale Securities NetImpairmentLossesOnAvailableForSaleSecurities	119000
	fnb	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Net Performance Adjustment Weighted Average Net Performance Adjustment Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNetPerformanceAdjustmentWeightedAverageNetPerformanceAdjustmentGrantDateFairValue	8.31
	fnb	Change In Discount Rate On Instruments ChangeInDiscountRateOnInstruments	0.01	pure
CY2012Q1	fnb	Employees Eligible Automatic Contribution EmployeesEligibleAutomaticContribution	0.03	pure
CY2007	fnb	Employees Additional Eligible Automatic Contribution EmployeesAdditionalEligibleAutomaticContribution	0.02	pure
CY2011	fnb	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Earnings Relating To Assets Still Held FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarningsRelatingToAssetsStillHeld	37000
CY2011	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Sales FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales	6094000
CY2011	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Earnings1 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1	85000
CY2011	fnb	Payoffs Received On Loans In Excess Of Expected Cash Flows PayoffsReceivedOnLoansInExcessOfExpectedCashFlows	709000
CY2011	fnb	Loans And Leases Receivable Pooled Allowance Restructured LoansAndLeasesReceivablePooledAllowanceRestructured	847000
CY2011	fnb	Loans And Leases Receivable Specific Allowance Restructured LoansAndLeasesReceivableSpecificAllowanceRestructured	41000
CY2011	fnb	Percent Of Employee Contribution Matched By Corporation PercentOfEmployeeContributionMatchedByCorporation	1.00	pure
CY2011	fnb	Employee Contribution Percentage EmployeeContributionPercentage	0.04	pure
CY2008	fnb	Post Retirement Benefits Benefit Calculation Number Of Consecutive Years PostRetirementBenefitsBenefitCalculationNumberOfConsecutiveYears	5	Y
CY2008	fnb	Post Retirement Benefits Benefit Calculation Number Of Years PostRetirementBenefitsBenefitCalculationNumberOfYears	10	Y
CY2012Q1	fnb	Migration Model Period MigrationModelPeriod	3	Y
CY2011Q3	us-gaap	Interest Expense Junior Subordinated Debentures InterestExpenseJuniorSubordinatedDebentures	1880000
CY2011Q3	us-gaap	Federal Deposit Insurance Corporation Premium Expense FederalDepositInsuranceCorporationPremiumExpense	1699000
CY2011Q3	us-gaap	Interest Expense Deposits InterestExpenseDeposits	13078000
CY2011Q3	us-gaap	Impairment Of Investments ImpairmentOfInvestments	37000
CY2011Q3	us-gaap	Gain Loss On Sale Of Mortgage Loans GainLossOnSaleOfMortgageLoans	657000
CY2011Q3	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	-166000
CY2011Q3	us-gaap	Allowance For Loan And Lease Losses Write Offs AllowanceForLoanAndLeaseLossesWriteOffs	9729000
CY2011Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	126473473	shares
CY2011Q3	us-gaap	Interest And Fee Income Loans And Leases InterestAndFeeIncomeLoansAndLeases	86038000
CY2011Q3	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	8573000
CY2011Q3	us-gaap	Other Noninterest Expense OtherNoninterestExpense	10546000
CY2011Q3	us-gaap	Interest Expense Long Term Debt InterestExpenseLongTermDebt	1698000
CY2011Q3	us-gaap	Equipment Expense EquipmentExpense	4749000
CY2011Q3	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	98702000
CY2011Q3	us-gaap	Allowance For Loan And Lease Losses Recoveries Of Bad Debts AllowanceForLoanAndLeaseLossesRecoveriesOfBadDebts	-745000
CY2011Q3	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	32242000
CY2011Q3	us-gaap	Fees And Commissions Fiduciary And Trust Activities FeesAndCommissionsFiduciaryAndTrustActivities	3565000
CY2011Q3	us-gaap	Insurance Commissions And Fees InsuranceCommissionsAndFees	4002000
CY2011Q3	us-gaap	Available For Sale Securities Gross Realized Gain Loss Net AvailableForSaleSecuritiesGrossRealizedGainLossNet	49000
CY2011Q3	us-gaap	Other Interest And Dividend Income OtherInterestAndDividendIncome	60000
CY2011Q3	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	1309000
CY2011Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	468000
CY2011Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.19
CY2011Q3	us-gaap	Interest Income Securities Tax Exempt InterestIncomeSecuritiesTaxExempt	1847000
CY2011Q3	us-gaap	Interest Expense Short Term Borrowings InterestExpenseShortTermBorrowings	1644000
CY2011Q3	us-gaap	Allowance For Loan And Lease Losses Provision For Loss Net AllowanceForLoanAndLeaseLossesProvisionForLossNet	8573000
CY2011Q3	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax	90000
CY2011Q3	us-gaap	Net Income Loss NetIncomeLoss	23773000
CY2011Q3	us-gaap	Noninterest Income NoninterestIncome	29630000
CY2011Q3	us-gaap	Dividend Income Operating DividendIncomeOperating	13000
CY2011Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.19
CY2011Q3	us-gaap	Taxes Other TaxesOther	2023000
CY2011Q3	us-gaap	Investment Banking Advisory Brokerage And Underwriting Fees And Commissions InvestmentBankingAdvisoryBrokerageAndUnderwritingFeesAndCommissions	1858000
CY2011Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	127341543	shares
CY2011Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment For Sale Of Securities Included In Net Income Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeTax	8000
CY2011Q3	us-gaap	Interest On Convertible Debt Net Of Tax InterestOnConvertibleDebtNetOfTax	5000
CY2011Q3	us-gaap	Available For Sale Securities Gross Realized Gains AvailableForSaleSecuritiesGrossRealizedGains	49000
CY2011Q3	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	24241000
CY2011Q3	us-gaap	Noninterest Income Other NoninterestIncomeOther	2170000
CY2011Q3	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	71829000
CY2011Q3	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	80402000
CY2011Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	8469000
CY2011Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	318000
CY2011Q3	us-gaap	Noninterest Expense NoninterestExpense	69217000
CY2011Q3	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	23773000
CY2011Q3	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	1808000
CY2011Q3	us-gaap	Occupancy Net OccupancyNet	5514000
CY2011Q3	us-gaap	Professional Fees ProfessionalFees	5447000
CY2011Q3	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.12
CY2011Q3	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	503727	shares
CY2011Q3	us-gaap	Labor And Related Expense LaborAndRelatedExpense	37149000
CY2011Q3	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	24241000
CY2011Q3	us-gaap	Interest Expense InterestExpense	18300000
CY2011Q3	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	23778000
CY2011Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	171000
CY2011Q3	us-gaap	Business Combination Acquisition Related Costs BusinessCombinationAcquisitionRelatedCosts	282000
CY2011Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment For Sale Of Securities Included In Net Income Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeNetOfTax	-16000
CY2011Q3	us-gaap	Interest Income Securities Taxable InterestIncomeSecuritiesTaxable	10744000
CY2011Q3	fnb	Troubled Debt Restructuring Modifications Number Of Contracts TroubledDebtRestructuringModificationsNumberOfContracts	145	Contract
CY2011Q3	fnb	Troubled Debt Restructuring Modifications Pre Modification Recorded Investment TroubledDebtRestructuringModificationsPreModificationRecordedInvestment	3719000
CY2011Q3	fnb	Financing Receivable Troubled Debt Restructurings That Subsequently Defaulted Number Of Contracts FinancingReceivableTroubledDebtRestructuringsThatSubsequentlyDefaultedNumberOfContracts	1	Contract
CY2011Q3	fnb	Service Charges On Loans And Deposits ServiceChargesOnLoansAndDeposits	16057000
CY2011Q3	fnb	Troubled Debt Restructuring Post Modification Recorded Investment TroubledDebtRestructuringPostModificationRecordedInvestment	3637000
CY2011Q3	fnb	Impairment Losses On Securities ImpairmentLossesOnSecurities	473000
CY2011Q3	fnb	Financing Receivable Troubled Debt Restructurings That Subsequently Defaulted FinancingReceivableTroubledDebtRestructuringsThatSubsequentlyDefaulted	240000
CY2011Q3	fnb	Non Credit Related Losses On Securities Not Expected To Be Sold Recognized In Other Comprehensive Income NonCreditRelatedLossesOnSecuritiesNotExpectedToBeSoldRecognizedInOtherComprehensiveIncome	436000
CY2011Q3	fnb	Non Interest Expense Excluding Amortization Of Intangibles NonInterestExpenseExcludingAmortizationOfIntangibles	67409000
CY2011Q3	fnb	Allowance For Loan And Lease Losses Write Offs Total AllowanceForLoanAndLeaseLossesWriteOffsTotal	8984000
CY2012Q3	us-gaap	Interest Expense Junior Subordinated Debentures InterestExpenseJuniorSubordinatedDebentures	1978000
CY2012Q3	us-gaap	Federal Deposit Insurance Corporation Premium Expense FederalDepositInsuranceCorporationPremiumExpense	2014000
CY2012Q3	us-gaap	Interest Expense Deposits InterestExpenseDeposits	10205000
CY2012Q3	us-gaap	Impairment Of Investments ImpairmentOfInvestments	119000
CY2012Q3	us-gaap	Gain Loss On Sale Of Mortgage Loans GainLossOnSaleOfMortgageLoans	1176000
CY2012Q3	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	-299000
CY2012Q3	us-gaap	Allowance For Loan And Lease Losses Write Offs AllowanceForLoanAndLeaseLossesWriteOffs	9220000
CY2012Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	139228812	shares
CY2012Q3	us-gaap	Interest And Fee Income Loans And Leases InterestAndFeeIncomeLoansAndLeases	94545000
CY2012Q3	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	8429000
CY2012Q3	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	1535240	shares
CY2012Q3	us-gaap	Gain Loss On Sale Of Securities Net GainLossOnSaleOfSecuritiesNet	-66000
CY2012Q3	us-gaap	Available For Sale Securities Gross Realized Gains AvailableForSaleSecuritiesGrossRealizedGains	355000
CY2012Q3	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	33132000
CY2012Q3	us-gaap	Other Noninterest Expense OtherNoninterestExpense	11196000
CY2012Q3	us-gaap	Interest Expense Long Term Debt InterestExpenseLongTermDebt	860000
CY2012Q3	us-gaap	Equipment Expense EquipmentExpense	5728000
CY2012Q3	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	107756000
CY2012Q3	us-gaap	Allowance For Loan And Lease Losses Recoveries Of Bad Debts AllowanceForLoanAndLeaseLossesRecoveriesOfBadDebts	-1858000
CY2012Q3	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	42833000
CY2012Q3	us-gaap	Fees And Commissions Fiduciary And Trust Activities FeesAndCommissionsFiduciaryAndTrustActivities	3783000
CY2012Q3	us-gaap	Insurance Commissions And Fees InsuranceCommissionsAndFees	4578000
CY2012Q3	us-gaap	Available For Sale Securities Gross Realized Gain Loss Net AvailableForSaleSecuritiesGrossRealizedGainLossNet	-66000
CY2012Q3	us-gaap	Other Interest And Dividend Income OtherInterestAndDividendIncome	47000
CY2012Q3	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	1671000
CY2012Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	2389000
CY2012Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.22
CY2012Q3	us-gaap	Interest Income Securities Tax Exempt InterestIncomeSecuritiesTaxExempt	1682000
CY2012Q3	us-gaap	Interest Expense Short Term Borrowings InterestExpenseShortTermBorrowings	1182000
CY2012Q3	us-gaap	Allowance For Loan And Lease Losses Provision For Loss Net AllowanceForLoanAndLeaseLossesProvisionForLossNet	8429000
CY2012Q3	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax	161000
CY2012Q3	us-gaap	Net Income Loss NetIncomeLoss	30743000
CY2012Q3	us-gaap	Noninterest Income NoninterestIncome	34813000
CY2012Q3	us-gaap	Dividend Income Operating DividendIncomeOperating	12000
CY2012Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.22
CY2012Q3	us-gaap	Taxes Other TaxesOther	1347000
CY2012Q3	us-gaap	Investment Banking Advisory Brokerage And Underwriting Fees And Commissions InvestmentBankingAdvisoryBrokerageAndUnderwritingFeesAndCommissions	2102000
CY2012Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	140764052	shares
CY2012Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment For Sale Of Securities Included In Net Income Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeTax	-65000
CY2012Q3	us-gaap	Interest On Convertible Debt Net Of Tax InterestOnConvertibleDebtNetOfTax	5000
CY2012Q3	us-gaap	Noninterest Income Other NoninterestIncomeOther	4022000
CY2012Q3	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	85102000
CY2012Q3	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	93531000
CY2012Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	12090000
CY2012Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	1970000
CY2012Q3	us-gaap	Noninterest Expense NoninterestExpense	77082000
CY2012Q3	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	30743000
CY2012Q3	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	2242000
CY2012Q3	us-gaap	Occupancy Net OccupancyNet	5840000
CY2012Q3	us-gaap	Professional Fees ProfessionalFees	7048000
CY2012Q3	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.12
CY2012Q3	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	168227	shares
CY2012Q3	us-gaap	Labor And Related Expense LaborAndRelatedExpense	41579000
CY2012Q3	us-gaap	Available For Sale Securities Gross Realized Losses AvailableForSaleSecuritiesGrossRealizedLosses	421000
CY2012Q3	fnb	Troubled Debt Restructuring Modifications Number Of Contracts TroubledDebtRestructuringModificationsNumberOfContracts	88	Contract
CY2012Q3	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	33132000
CY2012Q3	us-gaap	Interest Expense InterestExpense	14225000
CY2012Q3	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	30748000
CY2012Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	1061000
CY2012Q3	us-gaap	Business Combination Acquisition Related Costs BusinessCombinationAcquisitionRelatedCosts	88000
CY2012Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment For Sale Of Securities Included In Net Income Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeNetOfTax	120000
CY2012Q3	us-gaap	Interest Income Securities Taxable InterestIncomeSecuritiesTaxable	11470000
CY2012Q3	fnb	Troubled Debt Restructuring Modifications Pre Modification Recorded Investment TroubledDebtRestructuringModificationsPreModificationRecordedInvestment	3437000
CY2012Q3	fnb	Financing Receivable Troubled Debt Restructurings That Subsequently Defaulted Number Of Contracts FinancingReceivableTroubledDebtRestructuringsThatSubsequentlyDefaultedNumberOfContracts	24	Contract
CY2012Q3	fnb	Service Charges On Loans And Deposits ServiceChargesOnLoansAndDeposits	17666000
CY2012Q3	fnb	Troubled Debt Restructuring Post Modification Recorded Investment TroubledDebtRestructuringPostModificationRecordedInvestment	3550000
CY2012Q3	fnb	Impairment Losses On Securities ImpairmentLossesOnSecurities	440000
CY2012Q3	fnb	Financing Receivable Troubled Debt Restructurings That Subsequently Defaulted FinancingReceivableTroubledDebtRestructuringsThatSubsequentlyDefaulted	169000
CY2012Q3	fnb	Non Credit Related Losses On Securities Not Expected To Be Sold Recognized In Other Comprehensive Income NonCreditRelatedLossesOnSecuritiesNotExpectedToBeSoldRecognizedInOtherComprehensiveIncome	321000
CY2012Q3	fnb	Non Interest Expense Excluding Amortization Of Intangibles NonInterestExpenseExcludingAmortizationOfIntangibles	74840000
CY2012Q3	fnb	Allowance For Loan And Lease Losses Write Offs Total AllowanceForLoanAndLeaseLossesWriteOffsTotal	7362000

Files In Submission

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0001193125-12-460283-index-headers.html	Edgar Link	pending
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2012 Q4 Form 10-Q Financial Statement

#000119312512460283 Filed on November 08, 2012

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$FNB FNB CORP/PA/ Stock $fnb

2012 Q4 Form 10-Q Financial Statement

#000119312512460283 Filed on November 08, 2012

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$FNB
FNB CORP/PA/ Stock $fnb