$FBP
FIRST BANCORP /PR/ Stock $fbp

$fbp Overview Financials Valuation SEC Filings Company Website

2018 Q1 Form 10-Q Financial Statement

#000105770618000026 Filed on May 10, 2018

Income Statement

Concept	2018 Q1	2017 Q1
Revenue	$147.5M	$145.2M
YoY Change	1.55%	-3.71%
Cost Of Revenue
YoY Change
Gross Profit
YoY Change
Gross Profit Margin
Selling, General & Admin
YoY Change
% of Gross Profit
Research & Development	$1.482M	$1.543M
YoY Change	-3.95%	-14.66%
% of Gross Profit
Depreciation & Amortization	$4.900M	$5.200M
YoY Change	-5.77%	-10.34%
% of Gross Profit
Operating Expenses	$1.482M	$1.543M
YoY Change	-3.95%	-14.66%
Operating Profit
YoY Change
Interest Expense	$24.73M	$22.68M
YoY Change	9.02%	-13.38%
% of Operating Profit
Other Income/Expense, Net
YoY Change
Pretax Income	$40.91M	$17.47M
YoY Change	134.18%	-39.9%
Income Tax	-$7.758M	-$8.073M
% Of Pretax Income	-18.97%	-46.22%
Net Earnings	$33.15M	$25.54M
YoY Change	29.78%	9.41%
Net Earnings / Revenue	22.48%	17.59%
Basic Earnings Per Share	$0.15	$0.12
Diluted Earnings Per Share	$0.15	$0.11
COMMON SHARES
Basic Shares Outstanding	214.6K shares	213.3M shares
Diluted Shares Outstanding	216.3K shares	217.4M shares

Balance Sheet

Concept	2018 Q1	2017 Q1
SHORT-TERM ASSETS
Cash & Short-Term Investments
YoY Change
Cash & Equivalents	$843.8M	$424.1M
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	$143.1M	$148.3M
YoY Change	-3.52%	-6.71%
Goodwill	$28.10M	$28.10M
YoY Change	0.0%	0.0%
Intangibles
YoY Change
Long-Term Investments
YoY Change
Other Assets
YoY Change
Total Long-Term Assets
YoY Change
TOTAL ASSETS
Total Short-Term Assets
Total Long-Term Assets
Total Assets	$12.20B	$11.89B
YoY Change	2.61%	-6.48%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$157.0M	$122.0M
YoY Change	28.69%	-23.27%
Accrued Expenses
YoY Change
Deferred Revenue
YoY Change
Short-Term Debt	$200.0M	$300.0M
YoY Change	-33.33%	-57.14%
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$157.0M	$122.0M
YoY Change	28.69%	-23.27%
LONG-TERM LIABILITIES
Long-Term Debt	$184.0M	$216.0M
YoY Change	-14.81%	0.0%
Other Long-Term Liabilities	$1.000M	$1.000M
YoY Change	0.0%	0.0%
Total Long-Term Liabilities	$185.0M	$217.0M
YoY Change	-14.75%	0.0%
TOTAL LIABILITIES
Total Short-Term Liabilities	$157.0M	$122.0M
Total Long-Term Liabilities	$185.0M	$217.0M
Total Liabilities	$10.32B	$10.07B
YoY Change	2.54%	-8.19%
SHAREHOLDERS EQUITY
Retained Earnings	$927.7M	$855.8M
YoY Change	8.4%	12.42%
Common Stock	$22.09M	$21.98M
YoY Change	0.5%
Preferred Stock
YoY Change
Treasury Stock (at cost)	$449.0K	$135.0K
YoY Change	232.59%	25.0%
Treasury Stock Shares	4.487M shares	1.352M shares
Shareholders Equity	$1.877B	$1.823B
YoY Change
Total Liabilities & Shareholders Equity	$12.20B	$11.89B
YoY Change	2.61%	-6.48%

Cashflow Statement

Concept	2018 Q1	2017 Q1
OPERATING ACTIVITIES
Net Income	$33.15M	$25.54M
YoY Change	29.78%	9.41%
Depreciation, Depletion And Amortization	$4.900M	$5.200M
YoY Change	-5.77%	-10.34%
Cash From Operating Activities	$95.38M	$84.80M
YoY Change	12.47%	56.24%
INVESTING ACTIVITIES
Capital Expenditures	$5.142M	$2.840M
YoY Change	81.06%	-5.52%
Acquisitions
YoY Change
Other Investing Activities	$116.9M	$84.90M
YoY Change	37.69%	-36.88%
Cash From Investing Activities	$111.8M	$82.11M
YoY Change	36.1%	-37.56%
FINANCING ACTIVITIES
Cash Dividend Paid	$669.0K	$669.0K
YoY Change	0.0%
Common Stock Issuance & Retirement, Net	$2.624M	$528.0K
YoY Change	396.97%	103.86%
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	-$79.70M	-$42.48M
YoY Change	87.64%	-147.94%
NET CHANGE
Cash From Operating Activities	$95.38M	$84.80M
Cash From Investing Activities	$111.8M	$82.11M
Cash From Financing Activities	-$79.70M	-$42.48M
Net Change In Cash	$127.4M	$124.4M
YoY Change	2.4%	-54.65%
FREE CASH FLOW
Cash From Operating Activities	$95.38M	$84.80M
Capital Expenditures	$5.142M	$2.840M
Free Cash Flow	$90.23M	$81.96M
YoY Change	10.09%	59.86%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2017Q1	fbp	Segment Reporting Information Average Earning Assets SegmentReportingInformationAverageEarningAssets	10994534000	USD
CY2018Q1	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	843824000	USD
CY2017Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.1
CY2017Q1	us-gaap	Servicing Asset At Amortized Value Additions ServicingAssetAtAmortizedValueAdditions	875000	USD
CY2018Q1	fbp	Trust Preferred Securties Discount TrustPreferredSecurtiesDiscount	0.1	pure
CY2017Q1	fbp	Troubled Debt Restructurings Loans Sold TroubledDebtRestructuringsLoansSold	53245000	USD
CY2017Q4	us-gaap	Derivative Fair Value Of Derivative Liability Amount Offset Against Collateral DerivativeFairValueOfDerivativeLiabilityAmountOffsetAgainstCollateral	0	USD
CY2018Q1	fbp	Minimum Percentage Of Bank Net Taxable Income For Paying Income Tax At Normal Rate MinimumPercentageOfBankNetTaxableIncomeForPayingIncomeTaxAtNormalRate	0.2	pure
CY2018Q1	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Four FiniteLivedIntangibleAssetsAmortizationExpenseYearFour	2658000	USD
CY2018Q1	fbp	Direct Non Interest Expenses DirectNonInterestExpenses	57861000	USD
CY2017Q4	fbp	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Carrying Amount CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesCarryingAmount	158174000	USD
CY2018Q1	us-gaap	Derivative Fair Value Of Derivative Asset DerivativeFairValueOfDerivativeAsset	668000	USD
CY2018Q1	us-gaap	Interest Bearing Domestic Deposit Certificates Of Deposits InterestBearingDomesticDepositCertificatesOfDeposits	2434162000	USD
CY2017Q1	us-gaap	Labor And Related Expense LaborAndRelatedExpense	38653000	USD
CY2018Q1	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Allowance For Loan Losses CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAllowanceForLoanLosses	11251000	USD
CY2018Q1	fbp	Provsion For Loan Losses Expensed Impaired Loans ProvsionForLoanLossesExpensedImpairedLoans	22703000	USD
CY2018Q1	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	225856000	USD
CY2017Q1	fbp	Direct Non Interest Expenses DirectNonInterestExpenses	62480000	USD
CY2018Q1	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	100195000	USD
CY2018Q1	us-gaap	Proceeds From Principal Repayments On Loans And Leases Held For Investment ProceedsFromPrincipalRepaymentsOnLoansAndLeasesHeldForInvestment	590753000	USD
CY2018Q1	us-gaap	Impaired Financing Receivable Interest Income Cash Basis Method ImpairedFinancingReceivableInterestIncomeCashBasisMethod	568000	USD
CY2018Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.15
CY2018Q1	fbp	Securitization Of Mortgage Loans Into Mortgage Backed Securities SecuritizationOfMortgageLoansIntoMortgageBackedSecurities	54400000	USD
CY2018Q1	fbp	Purchased Credit Impaired Loans Foreclosures PurchasedCreditImpairedLoansForeclosures	2120000	USD
CY2018Q1	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized	3900000	USD
CY2018Q1	us-gaap	Insurance Investment Income InsuranceInvestmentIncome	3355000	USD
CY2017Q4	us-gaap	Securities Purchased Under Agreements To Resell Gross SecuritiesPurchasedUnderAgreementsToResellGross	200000000	USD
CY2017Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	10696000	USD
CY2018Q1	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Period For Recognition1 EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1	P1Y8M12D
CY2017Q1	us-gaap	Other Than Temporary Impairment Credit Losses Recognized In Earnings Additions Additional Credit Losses OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsAdditionsAdditionalCreditLosses	12231000	USD
CY2018Q1	fbp	Payment To Be Made On Pro Rata Basis PaymentToBeMadeOnProRataBasis	0.65	pure
CY2018Q1	us-gaap	Deposits Savings Deposits DepositsSavingsDeposits	2413446000	USD
CY2017Q4	us-gaap	Derivative Collateral Obligation To Return Securities DerivativeCollateralObligationToReturnSecurities	305000	USD
CY2017Q1	fbp	Impaired Financing Receivable Paid Or Partial Payments ImpairedFinancingReceivablePaidOrPartialPayments	19878000	USD
CY2017Q1	fbp	Financing Receivable Allowance For Credit Losses Write Offs Impaired Loans FinancingReceivableAllowanceForCreditLossesWriteOffsImpairedLoans	17404000	USD
CY2017Q4	fbp	Other Held To Maturity Securities OtherHeldToMaturitySecurities	150627000	USD
CY2018Q1	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod	1061476	shares
CY2017Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-20615000	USD
CY2017Q1	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	1395000	USD
CY2017Q4	us-gaap	Impaired Financing Receivable With Related Allowance Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment	577262000	USD
CY2018Q1	fbp	Reserve For Unfunded Loan Commitments ReserveForUnfundedLoanCommitments	600000	USD
CY2018Q1	fbp	Trust Preferred Securities Repurchases TrustPreferredSecuritiesRepurchases	23800000	USD
CY2017Q4	us-gaap	Goodwill Goodwill	28100000	USD
CY2018Q1	fbp	Property Plant And Equipment Transferred To Other Assets PropertyPlantAndEquipmentTransferredToOtherAssets	0	USD
CY2017Q1	us-gaap	Interest And Dividend Income Securities InterestAndDividendIncomeSecurities	13302000	USD
CY2017Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	50000000	shares
CY2018Q1	us-gaap	Federal Home Loan Bank Advances General Debt Obligations Disclosures Amount Of Available Unused Funds FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresAmountOfAvailableUnusedFunds	689500000	USD
CY2018Q1	us-gaap	Securities Purchased Under Agreements To Resell Gross SecuritiesPurchasedUnderAgreementsToResellGross	200000000	USD
CY2018Q1	us-gaap	Loans Receivable Commercial Mortgage LoansReceivableCommercialMortgage	1552503000	USD
CY2017Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	2000000000	shares
CY2017Q1	fbp	Proceeds From Repayments Of Federal Home Loan Bank Advances ProceedsFromRepaymentsOfFederalHomeLoanBankAdvances	-100000000	USD
CY2017Q4	us-gaap	Treasury Stock Shares TreasuryStockShares	4104303	shares
CY2017Q1	fbp	Principal Repayments PrincipalRepayments	2050000	USD
CY2017Q4	us-gaap	Financing Receivable Modifications Recorded Investment FinancingReceivableModificationsRecordedInvestment	587219000	USD
CY2017Q4	us-gaap	Loans Receivable Held For Sale Net Not Part Of Disposal Group LoansReceivableHeldForSaleNetNotPartOfDisposalGroup	32980000	USD
CY2017Q1	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	24872000	USD
CY2018Q1	fbp	Interest Expense Deposits No Broker Placement Fees InterestExpenseDepositsNoBrokerPlacementFees	16607000	USD
CY2018Q1	us-gaap	Financing Receivable Recorded Investment90 Days Past Due And Still Accruing FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing	132786000	USD
CY2018Q1	us-gaap	Financing Receivable Modifications Number Of Contracts2 FinancingReceivableModificationsNumberOfContracts2	211
CY2017Q1	us-gaap	Proceeds From Sale Of Loans Held For Investment ProceedsFromSaleOfLoansHeldForInvestment	53245000	USD
CY2018Q1	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	747991000	USD
CY2017Q1	us-gaap	Financing Receivable Modifications Subsequent Default Number Of Contracts1 FinancingReceivableModificationsSubsequentDefaultNumberOfContracts1	25
CY2018Q1	us-gaap	Securities Sold Under Agreements To Repurchase SecuritiesSoldUnderAgreementsToRepurchase	200000000	USD
CY2018Q1	us-gaap	Debt Instrument Description Of Variable Rate Basis DebtInstrumentDescriptionOfVariableRateBasis	90-day LIBOR
CY2017Q4	us-gaap	Securities Sold Under Agreements To Repurchase Collateral Right To Reclaim Securities SecuritiesSoldUnderAgreementsToRepurchaseCollateralRightToReclaimSecurities	300000000	USD
CY2018Q1	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	7860000	USD
CY2018Q1	us-gaap	Derivative Asset Securities Purchased Under Agreements To Resell Securities Borrowed Gross DerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowedGross	200668000	USD
CY2018Q1	us-gaap	Available For Sale Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	39236000	USD
CY2017Q1	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	84803000	USD
CY2018Q1	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	2.02
CY2018Q1	fbp	Sop Collections SopCollections	3396000	USD
CY2018Q1	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Outstanding Balance CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesOutstandingBalance	192000000	USD
CY2017Q1	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	25442000	USD
CY2017Q1	us-gaap	Fees And Commissions Depositor Accounts FeesAndCommissionsDepositorAccounts	5790000	USD
CY2018Q1	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	214646000	shares
CY2017Q1	fbp	Sop Collections SopCollections	4593000	USD
CY2018Q1	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	7758000	USD
CY2018Q1	us-gaap	Impaired Financing Receivable With Related Allowance Interest Income Cash Basis Method ImpairedFinancingReceivableWithRelatedAllowanceInterestIncomeCashBasisMethod	333000	USD
CY2018Q1	fbp	Loans And Lease Receivables Not Impaired Carrying Amount LoansAndLeaseReceivablesNotImpairedCarryingAmount	7794329000	USD
CY2017Q1	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	17468000	USD
CY2018Q1	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.1
CY2017Q4	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss AvailableForSaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	21048000	USD
CY2018Q1	us-gaap	Securities Purchased Under Agreements To Resell Amount Offset Against Collateral SecuritiesPurchasedUnderAgreementsToResellAmountOffsetAgainstCollateral	0	USD
CY2018Q1	us-gaap	Payments Of Dividends PaymentsOfDividends	669000	USD
CY2018Q1	us-gaap	Financing Receivable Significant Purchases FinancingReceivableSignificantPurchases	14500000	USD
CY2018Q1	fbp	Impaired Loans Removed ImpairedLoansRemoved	1507000	USD
CY2017Q4	us-gaap	Impaired Financing Receivable With No Related Allowance Unpaid Principal Balance ImpairedFinancingReceivableWithNoRelatedAllowanceUnpaidPrincipalBalance	289918000	USD
CY2018Q1	us-gaap	Securities Borrowed Amount Offset Against Collateral SecuritiesBorrowedAmountOffsetAgainstCollateral	200000000	USD
CY2018Q1	us-gaap	Contractually Specified Servicing Fees Amount ContractuallySpecifiedServicingFeesAmount	2120000	USD
CY2017Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	231843000	USD
CY2018Q1	fbp	Other Investment Securities Available For Sale OtherInvestmentSecuritiesAvailableForSale	1572766000	USD
CY2018Q1	us-gaap	Derivative Fair Value Of Derivative Asset Amount Not Offset Against Collateral DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral	668000	USD
CY2018Q1	us-gaap	Interest Expense Federal Funds Purchased And Securities Sold Under Agreements To Repurchase InterestExpenseFederalFundsPurchasedAndSecuritiesSoldUnderAgreementsToRepurchase	2297000	USD
CY2017Q1	fbp	Financing Receivable Modifications Increases To Existing Troubled Debt Restructurings FinancingReceivableModificationsIncreasesToExistingTroubledDebtRestructurings	424000	USD
CY2018Q1	us-gaap	Impaired Financing Receivable Unpaid Principal Balance ImpairedFinancingReceivableUnpaidPrincipalBalance	904660000	USD
CY2018Q1	us-gaap	Interest Bearing Domestic Deposit Brokered InterestBearingDomesticDepositBrokered	956077000	USD
CY2018Q1	us-gaap	Interest And Dividend Income Securities InterestAndDividendIncomeSecurities	13987000	USD
CY2018Q1	us-gaap	Derivative Gain Loss On Derivative Net DerivativeGainLossOnDerivativeNet	-52000	USD
CY2018Q1	us-gaap	Proceeds From Sale Of Loans Held For Investment ProceedsFromSaleOfLoansHeldForInvestment	13274000	USD
CY2017Q4	us-gaap	Securities Purchased Under Agreements To Resell Liability SecuritiesPurchasedUnderAgreementsToResellLiability	200000000	USD
CY2017Q1	us-gaap	Amortization Of Mortgage Servicing Rights Ms Rs AmortizationOfMortgageServicingRightsMSRs	948000	USD
CY2018Q1	us-gaap	Other Assets OtherAssets	443784000	USD
CY2017Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue	2.76
CY2018Q1	us-gaap	Servicing Asset At Amortized Value Additions ServicingAssetAtAmortizedValueAdditions	887000	USD
CY2017Q1	fbp	Financing Receivable Related General Allowance FinancingReceivableRelatedGeneralAllowance	130063000	USD
CY2017Q4	us-gaap	Interest Receivable InterestReceivable	57172000	USD
CY2018Q1	fbp	Foreclosures Of Troubled Debt Restructurings ForeclosuresOfTroubledDebtRestructurings	7043000	USD
CY2017Q1	us-gaap	Increase Decrease In Interest Payable Net IncreaseDecreaseInInterestPayableNet	174000	USD
CY2018Q1	fbp	Derivative Asset Securities Purchased Under Agreements To Resell Securities Borrowed Liability Not Offset DerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowedLiabilityNotOffset	668000	USD
CY2018Q1	us-gaap	Securities Sold Under Agreements To Repurchase Amount Offset Against Collateral SecuritiesSoldUnderAgreementsToRepurchaseAmountOffsetAgainstCollateral	0	USD
CY2017Q1	us-gaap	Financing Receivable Modifications Subsequent Default Recorded Investment1 FinancingReceivableModificationsSubsequentDefaultRecordedInvestment1	456000	USD
CY2017Q1	us-gaap	Other Than Temporary Impairment Credit Losses Recognized In Earnings Period Increase Decrease OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsPeriodIncreaseDecrease	12231000	USD
CY2017Q4	us-gaap	Securities Purchased Under Agreements To Resell Collateral Obligation To Return Securities SecuritiesPurchasedUnderAgreementsToResellCollateralObligationToReturnSecurities	0	USD
CY2018Q1	us-gaap	Sensitivity Analysis Of Fair Value Of Interests Continued To Be Held By Transferor Servicing Assets Or Liabilities Impact Of20 Percent Adverse Change In Prepayment Speed SensitivityAnalysisOfFairValueOfInterestsContinuedToBeHeldByTransferorServicingAssetsOrLiabilitiesImpactOf20PercentAdverseChangeInPrepaymentSpeed	1421000	USD
CY2017Q4	us-gaap	Noninterest Bearing Deposit Liabilities NoninterestBearingDepositLiabilities	1833665000	USD
CY2018Q1	fbp	Financing Receivable Allowance For Credit Losses Write Offs Impaired Loans FinancingReceivableAllowanceForCreditLossesWriteOffsImpairedLoans	17213000	USD
CY2018Q1	us-gaap	Servicing Asset At Fair Value Amount ServicingAssetAtFairValueAmount	30720000	USD
CY2017Q4	us-gaap	Derivative Liability Securities Sold Under Agreements To Resell Securities Loaned Collateral Right To Reclaim Cash DerivativeLiabilitySecuritiesSoldUnderAgreementsToResellSecuritiesLoanedCollateralRightToReclaimCash	0	USD
CY2018Q1	us-gaap	Valuation Allowance For Impairment Of Recognized Servicing Assets Provisions ValuationAllowanceForImpairmentOfRecognizedServicingAssetsProvisions	65000	USD
CY2017Q4	us-gaap	Derivative Asset Securities Purchased Under Agreements To Resell Securities Borrowed Gross DerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowedGross	200305000	USD
CY2018Q1	fbp	Federal Home Loan Bank Capital Stock Par Value FederalHomeLoanBankCapitalStockParValue	100
CY2017Q1	us-gaap	Noninterest Income NoninterestIncome	8243000	USD
CY2018Q1	fbp	Guarantor Obligation Carrying Value GuarantorObligationCarryingValue	16100000	USD
CY2018Q1	us-gaap	Securities Purchased Under Agreements To Resell Liability SecuritiesPurchasedUnderAgreementsToResellLiability	200000000	USD
CY2018Q1	us-gaap	Securities Purchased Under Agreements To Resell Collateral Obligation To Return Cash SecuritiesPurchasedUnderAgreementsToResellCollateralObligationToReturnCash	0	USD
CY2018Q1	us-gaap	Financing Receivable Modifications Pre Modification Recorded Investment2 FinancingReceivableModificationsPreModificationRecordedInvestment2	43416000	USD
CY2018Q1	us-gaap	Impaired Financing Receivable With No Related Allowance Unpaid Principal Balance ImpairedFinancingReceivableWithNoRelatedAllowanceUnpaidPrincipalBalance	257626000	USD
CY2018Q1	us-gaap	Assets Assets	12200386000	USD
CY2018Q1	us-gaap	Derivative Collateral Obligation To Return Securities DerivativeCollateralObligationToReturnSecurities	45000	USD
CY2017Q4	us-gaap	Derivative Asset Securities Purchased Under Agreements To Resell Securities Borrowed Amount Offset Against Collateral DerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowedAmountOffsetAgainstCollateral	0	USD
CY2018Q1	us-gaap	Treasury Stock Value TreasuryStockValue	449000	USD
CY2017Q1	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	0	USD
CY2018Q1	us-gaap	Proceeds From Sale Of Foreclosed Assets ProceedsFromSaleOfForeclosedAssets	10559000	USD
CY2017Q4	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	456477000	USD
CY2018Q1	us-gaap	Loans And Leases Receivable Net Reported Amount LoansAndLeasesReceivableNetReportedAmount	8470034000	USD
CY2018Q1	fbp	Net Loss On Real Estate Owned Operations NetLossOnRealEstateOwnedOperations	190000	USD
CY2018Q1	us-gaap	Occupancy Net OccupancyNet	15105000	USD
CY2018Q1	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	805707000	USD
CY2017Q4	fbp	Fha Va Loans No Longer Accruing Interest FhaVaLoansNoLongerAccruingInterest	29900000	USD
CY2018Q1	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	225856000	USD
CY2018Q1	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	216390329	shares
CY2017Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	216278040	shares
CY2018Q1	fbp	Balance Of Amortization With Third Party BalanceOfAmortizationWithThirdParty	21300000	USD
CY2017Q4	us-gaap	Deposits Savings Deposits DepositsSavingsDeposits	2401385000	USD
CY2018Q1	us-gaap	Available For Sale Securities AvailableForSaleSecurities	1815504000	USD
CY2018Q1	us-gaap	Servicing Assets And Servicing Liabilities At Fair Value Assumptions Used To Estimate Fair Value Prepayment Speed ServicingAssetsAndServicingLiabilitiesAtFairValueAssumptionsUsedToEstimateFairValuePrepaymentSpeed	0.0589	pure
CY2017Q4	fbp	Other Investment Securities Available For Sale OtherInvestmentSecuritiesAvailableForSale	1540893000	USD
CY2017Q1	fbp	Financing Receivable Modifications Troubled Debt Restructurings Paid Or Partial Paid FinancingReceivableModificationsTroubledDebtRestructuringsPaidOrPartialPaid	13729000	USD
CY2017Q4	fbp	Reserve For Unfunded Loan Commitments ReserveForUnfundedLoanCommitments	700000	USD
CY2017Q1	fbp	Noninterest Income For Reportable Segments NoninterestIncomeForReportableSegments	8243000	USD
CY2018Q1	us-gaap	Sensitivity Analysis Of Fair Value Of Interests Continued To Be Held By Transferor Servicing Assets Or Liabilities Impact Of10 Percent Adverse Change In Prepayment Speed SensitivityAnalysisOfFairValueOfInterestsContinuedToBeHeldByTransferorServicingAssetsOrLiabilitiesImpactOf10PercentAdverseChangeInPrepaymentSpeed	725000	USD
CY2017Q1	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	36237000	USD
CY2018Q1	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-44662000	USD
CY2017Q1	fbp	Noncash Loan Securitizations NoncashLoanSecuritizations	60525000	USD
CY2018Q1	dei	Entity Registrant Name EntityRegistrantName	FIRST BANCORP /PR/
CY2018Q1	us-gaap	Financing Receivable Modifications Subsequent Default Recorded Investment1 FinancingReceivableModificationsSubsequentDefaultRecordedInvestment1	486000	USD
CY2017Q1	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Carrying Amount Net CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesCarryingAmountNet	156243000	USD
CY2018Q1	us-gaap	Interest Receivable InterestReceivable	44093000	USD
CY2018Q1	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield Accretion CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldAccretion	2623000	USD
CY2017Q1	fbp	Portion Of Other Than Temporary Impairment Losses Recognized In Other Comprehensive Income PortionOfOtherThanTemporaryImpairmentLossesRecognizedInOtherComprehensiveIncome	0	USD
CY2018Q1	fbp	Other Expense Not Allocated OtherExpenseNotAllocated	28166000	USD
CY2018Q1	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	20544000	USD
CY2017Q1	us-gaap	Proceeds From Maturities Prepayments And Calls Of Held To Maturity Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities	141000	USD
CY2018Q1	fbp	Threshold Mortgage Loans Principal Amount Puerto Rico Housing Financing Authority ThresholdMortgageLoansPrincipalAmountPuertoRicoHousingFinancingAuthority	75000000	USD
CY2018Q1	us-gaap	Sensitivity Analysis Of Fair Value Of Interests Continued To Be Held By Transferor Servicing Assets Or Liabilities Impact Of10 Percent Adverse Change In Discount Rate SensitivityAnalysisOfFairValueOfInterestsContinuedToBeHeldByTransferorServicingAssetsOrLiabilitiesImpactOf10PercentAdverseChangeInDiscountRate	1503000	USD
CY2017Q4	us-gaap	Interest Bearing Domestic Deposit Brokered InterestBearingDomesticDepositBrokered	1150485000	USD
CY2017Q4	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue	1279983000	USD
CY2018Q1	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	Q1
CY2018Q1	us-gaap	Net Income Loss NetIncomeLoss	33148000	USD
CY2018Q1	fbp	Loans Considered To Be Defaulted If Borrower Has Failed To Make Payment For Period Or More Than Period LoansConsideredToBeDefaultedIfBorrowerHasFailedToMakePaymentForPeriodOrMoreThanPeriod	P0Y2M29D
CY2018Q1	dei	Trading Symbol TradingSymbol	fbp
CY2017Q4	fbp	Legal Surplus Amount Additions LegalSurplusAmountAdditions	7300000	USD
CY2018Q1	us-gaap	Finite Lived Intangible Assets Amortization Expense Remainder Of Fiscal Year FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear	2585000	USD
CY2018Q1	us-gaap	Gain Loss On Sale Of Loans And Leases GainLossOnSaleOfLoansAndLeases	1096000	USD
CY2017Q4	fbp	Banking Organizations Basel Advanced Approach Asset Requirement BankingOrganizationsBaselAdvancedApproachAssetRequirement	250000000000	USD
CY2018Q1	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	186100000	USD
CY2018Q1	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	45026000	USD
CY2017Q1	fbp	Impaired Loans Sold ImpairedLoansSold	53245000	USD
CY2017Q1	fbp	Transfer Of Impaired Loans Held For Sale To Portfolio Loans TransferOfImpairedLoansHeldForSaleToPortfolioLoans	0	USD
CY2017Q4	us-gaap	Loans Receivable Commercial Development LoansReceivableCommercialDevelopment	26931000	USD
CY2018Q1	us-gaap	Schedule Of Repurchase Agreements ScheduleOfRepurchaseAgreements	<div><table style='border-collapse:collapse;' ><tr style='height:12.75pt;' ><td colspan='7' rowspan='1' style='width:474.75pt;text-align:left;vertical-align:bottom;border-color:Black;min-width:474.75pt;' ><font style='font-family:Times New Roman;font-size:10pt;color:#000000;' > Securities sold under agreements to repurchase (repurchase agreements) consisted of the following:</font></td></tr><tr style='height:9pt;' ><td style='width:21.75pt;text-align:left;vertical-align:bottom;border-color:Black;min-width:21.75pt;' ><font style='font-family:Arial;font-size:10pt;color:#000000;' ></font></td><td style='width:307.5pt;text-align:left;vertical-align:bottom;border-color:Black;min-width:307.5pt;' ><font style='font-family:Times New Roman;font-size:10pt;color:#000000;' ></font></td><td colspan='2' rowspan='1' style='width:61.5pt;text-align:center;vertical-align:bottom;border-color:Black;min-width:61.5pt;' ><font style='font-family:Times New Roman;font-size:9pt;font-weight:bold;color:#000000;' ></font></td><td style='width:15pt;text-align:center;vertical-align:bottom;border-color:Black;min-width:15pt;' ><font style='font-family:Times New Roman;font-size:9pt;font-weight:bold;color:#000000;' ></font></td><td colspan='2' rowspan='1' style='width:69pt;text-align:center;vertical-align:bottom;border-color:Black;min-width:69pt;' ><font style='font-family:Times New Roman;font-size:9pt;font-weight:bold;color:#000000;' ></font></td></tr><tr style='height:12.95pt;' ><td style='width:21.75pt;text-align:left;vertical-align:bottom;border-color:Black;min-width:21.75pt;' ><font style='font-family:Arial;font-size:9pt;color:#000000;' ></font></td><td style='width:307.5pt;text-align:left;vertical-align:bottom;border-color:Black;min-width:307.5pt;' ><font style='font-family:Times New Roman;font-size:9pt;color:#000000;' ></font></td><td colspan='2' rowspan='1' style='width:61.5pt;text-align:center;vertical-align:bottom;border-color:Black;min-width:61.5pt;' ><font style='font-family:Times New Roman;font-size:9pt;font-weight:bold;color:#000000;' >March, 31</font></td><td style='width:15pt;text-align:left;vertical-align:bottom;border-color:Black;min-width:15pt;' ><font style='font-family:Times New Roman;font-size:9pt;font-weight:bold;color:#000000;' ></font></td><td colspan='2' rowspan='1' style='width:69pt;text-align:center;vertical-align:bottom;border-color:Black;min-width:69pt;' ><font style='font-family:Times New Roman;font-size:9pt;font-weight:bold;color:#000000;' >December 31,</font></td></tr><tr style='height:12.95pt;' ><td style='width:21.75pt;text-align:left;vertical-align:bottom;border-color:Black;min-width:21.75pt;' ><font style='font-family:Arial;font-size:9pt;color:#000000;' ></font></td><td style='width:307.5pt;text-align:left;vertical-align:bottom;border-color:Black;min-width:307.5pt;' ><font style='font-family:Times New Roman;font-size:9pt;color:#000000;' ></font></td><td colspan='2' rowspan='1' style='width:61.5pt;border-bottom-style:solid;border-bottom-width:2;text-align:center;vertical-align:bottom;border-color:Black;min-width:61.5pt;' ><font style='font-family:Times New Roman;font-size:9pt;font-weight:bold;color:#000000;' >2018</font></td><td style='width:15pt;text-align:left;vertical-align:bottom;border-color:Black;min-width:15pt;' ><font style='font-family:Times New Roman;font-size:9pt;font-weight:bold;color:#000000;' ></font></td><td colspan='2' rowspan='1' style='width:69pt;border-bottom-style:solid;border-bottom-width:2;text-align:center;vertical-align:bottom;border-color:Black;min-width:69pt;' ><font style='font-family:Times New Roman;font-size:9pt;font-weight:bold;color:#000000;' >2017</font></td></tr><tr style='height:12.75pt;' ><td colspan='2' rowspan='1' style='width:329.25pt;text-align:left;vertical-align:middle;border-color:Black;min-width:329.25pt;' ><font style='font-family:Times New Roman;font-size:9pt;color:#000000;' >(Dollars in thousands)</font></td><td style='width:9pt;text-align:center;vertical-align:middle;border-color:Black;min-width:9pt;' ><font style='font-family:Times New Roman;font-size:9pt;color:#000000;' ></font></td><td style='width:52.5pt;text-align:center;vertical-align:middle;border-color:Black;min-width:52.5pt;' ><font style='font-family:Times New Roman;font-size:9pt;color:#000000;' ></font></td><td style='width:15pt;text-align:center;vertical-align:middle;border-color:Black;min-width:15pt;' ><font style='font-family:Times New Roman;font-size:9pt;color:#000000;' ></font></td><td style='width:9pt;text-align:center;vertical-align:middle;border-color:Black;min-width:9pt;' ><font style='font-family:Times New Roman;font-size:9pt;color:#000000;' ></font></td><td style='width:60pt;text-align:left;vertical-align:middle;border-color:Black;min-width:60pt;' ><font style='font-family:Arial;font-size:9pt;color:#000000;' ></font></td></tr><tr style='height:9pt;' ><td style='width:21.75pt;text-align:left;vertical-align:middle;border-color:Black;min-width:21.75pt;' ><font style='font-family:Arial;font-size:9pt;color:#000000;' ></font></td><td style='width:307.5pt;text-align:left;vertical-align:middle;border-color:Black;min-width:307.5pt;' ><font style='font-family:Times New Roman;font-size:9pt;color:#000000;' ></font></td><td style='width:9pt;text-align:left;vertical-align:middle;border-color:Black;min-width:9pt;' ><font style='font-family:Times New Roman;font-size:9pt;color:#000000;' ></font></td><td style='width:52.5pt;text-align:left;vertical-align:middle;border-color:Black;min-width:52.5pt;' ><font style='font-family:Times New Roman;font-size:9pt;color:#000000;' ></font></td><td style='width:15pt;text-align:left;vertical-align:middle;border-color:Black;min-width:15pt;' ><font style='font-family:Times New Roman;font-size:9pt;color:#000000;' ></font></td><td style='width:9pt;text-align:left;vertical-align:middle;border-color:Black;min-width:9pt;' ><font style='font-family:Times New Roman;font-size:9pt;color:#000000;' ></font></td><td style='width:60pt;text-align:left;vertical-align:middle;border-color:Black;min-width:60pt;' ><font style='font-family:Times New Roman;font-size:9pt;color:#000000;' ></font></td></tr><tr style='height:12.75pt;' ><td colspan='2' rowspan='1' style='width:329.25pt;text-align:left;vertical-align:middle;background-color:#CCEEFF;border-color:Black;min-width:329.25pt;' ><font style='font-family:Times New Roman;font-size:9pt;color:#000000;' >Short-term fixed-rate repurchase agreement with a rate of 1.53%</font></td><td style='width:9pt;text-align:center;vertical-align:middle;background-color:#CCEEFF;border-color:Black;min-width:9pt;' ><font style='font-family:Times New Roman;font-size:9pt;color:#000000;' >$</font></td><td style='width:52.5pt;text-align:right;vertical-align:middle;background-color:#CCEEFF;border-color:Black;min-width:52.5pt;' ><font style='font-family:Times New Roman;font-size:9pt;color:#000000;' >-</font></td><td style='width:15pt;text-align:left;vertical-align:middle;background-color:#CCEEFF;border-color:Black;min-width:15pt;' ><font style='font-family:Times New Roman;font-size:9pt;color:#000000;' ></font></td><td style='width:9pt;text-align:center;vertical-align:middle;background-color:#CCEEFF;border-color:Black;min-width:9pt;' ><font style='font-family:Times New Roman;font-size:9pt;color:#000000;' >$</font></td><td style='width:60pt;text-align:right;vertical-align:middle;background-color:#CCEEFF;border-color:Black;min-width:60pt;' ><font style='font-family:Times New Roman;font-size:9pt;color:#000000;' >100,000</font></td></tr><tr style='height:12.75pt;' ><td colspan='2' rowspan='1' style='width:329.25pt;text-align:left;vertical-align:middle;border-color:Black;min-width:329.25pt;' ><font style='font-family:Times New Roman;font-size:9pt;color:#000000;' >Long-term fixed-rate repurchase agreements, interest ranging from 1.96% to 2.26% (1)(2)</font></td><td style='width:9pt;border-bottom-style:solid;border-bottom-width:1;text-align:center;vertical-align:middle;border-color:Black;min-width:9pt;' ><font style='font-family:Times New Roman;font-size:9pt;color:#000000;' ></font></td><td style='width:52.5pt;border-bottom-style:solid;border-bottom-width:1;text-align:right;vertical-align:middle;border-color:Black;min-width:52.5pt;' ><font style='font-family:Times New Roman;font-size:9pt;color:#000000;' >200,000</font></td><td style='width:15pt;text-align:left;vertical-align:middle;border-color:Black;min-width:15pt;' ><font style='font-family:Times New Roman;font-size:9pt;color:#000000;' ></font></td><td style='width:9pt;border-bottom-style:solid;border-bottom-width:1;text-align:center;vertical-align:middle;border-color:Black;min-width:9pt;' ><font style='font-family:Times New Roman;font-size:9pt;color:#000000;' ></font></td><td style='width:60pt;border-bottom-style:solid;border-bottom-width:1;text-align:right;vertical-align:middle;border-color:Black;min-width:60pt;' ><font style='font-family:Times New Roman;font-size:9pt;color:#000000;' >200,000</font></td></tr><tr style='height:13.5pt;' ><td style='width:21.75pt;text-align:left;vertical-align:middle;background-color:#CCEEFF;border-color:Black;min-width:21.75pt;' ><font style='font-family:Times New Roman;font-size:9pt;color:#000000;' ></font></td><td style='width:307.5pt;text-align:left;vertical-align:middle;background-color:#CCEEFF;border-color:Black;min-width:307.5pt;' ><font style='font-family:Times New Roman;font-size:9pt;color:#000000;' ></font></td><td style='width:9pt;border-top-style:solid;border-top-width:1;border-bottom-style:double;border-bottom-width:3;text-align:center;vertical-align:middle;background-color:#CCEEFF;border-color:Black;min-width:9pt;' ><font style='font-family:Times New Roman;font-size:9pt;color:#000000;' >$</font></td><td style='width:52.5pt;border-top-style:solid;border-top-width:1;border-bottom-style:double;border-bottom-width:3;text-align:right;vertical-align:middle;background-color:#CCEEFF;border-color:Black;min-width:52.5pt;' ><font style='font-family:Times New Roman;font-size:9pt;color:#000000;' >200,000</font></td><td style='width:15pt;text-align:left;vertical-align:middle;background-color:#CCEEFF;border-color:Black;min-width:15pt;' ><font style='font-family:Times New Roman;font-size:9pt;color:#000000;' ></font></td><td style='width:9pt;border-top-style:solid;border-top-width:1;border-bottom-style:double;border-bottom-width:3;text-align:center;vertical-align:middle;background-color:#CCEEFF;border-color:Black;min-width:9pt;' ><font style='font-family:Times New Roman;font-size:9pt;color:#000000;' >$</font></td><td style='width:60pt;border-top-style:solid;border-top-width:1;border-bottom-style:double;border-bottom-width:3;text-align:right;vertical-align:middle;background-color:#CCEEFF;border-color:Black;min-width:60pt;' ><font style='font-family:Times New Roman;font-size:9pt;color:#000000;' >300,000</font></td></tr><tr style='height:9pt;' ><td style='width:21.75pt;text-align:left;vertical-align:middle;border-color:Black;min-width:21.75pt;' ><font style='font-family:Arial;font-size:10pt;color:#000000;' ></font></td><td style='width:307.5pt;text-align:left;vertical-align:middle;border-color:Black;min-width:307.5pt;' ><font style='font-family:Times New Roman;font-size:10pt;color:#000000;' ></font></td><td style='width:9pt;border-top-style:double;border-top-width:3;text-align:left;vertical-align:middle;border-color:Black;min-width:9pt;' ><font style='font-family:Times New Roman;font-size:10pt;color:#000000;' ></font></td><td style='width:52.5pt;border-top-style:double;border-top-width:3;text-align:left;vertical-align:middle;border-color:Black;min-width:52.5pt;' ><font style='font-family:Times New Roman;font-size:10pt;color:#000000;' ></font></td><td style='width:15pt;text-align:left;vertical-align:middle;border-color:Black;min-width:15pt;' ><font style='font-family:Times New Roman;font-size:10pt;color:#000000;' ></font></td><td style='width:9pt;border-top-style:double;border-top-width:3;text-align:left;vertical-align:middle;border-color:Black;min-width:9pt;' ><font style='font-family:Times New Roman;font-size:10pt;color:#000000;' ></font></td><td style='width:60pt;border-top-style:double;border-top-width:3;text-align:left;vertical-align:middle;border-color:Black;min-width:60pt;' ><font style='font-family:Times New Roman;font-size:10pt;color:#000000;' ></font></td></tr><tr style='height:24.75pt;' ><td style='width:21.75pt;text-align:right;vertical-align:top;border-color:Black;min-width:21.75pt;' ><font style='font-family:Times New Roman;font-size:8.5pt;color:#000000;' >(1)</font></td><td colspan='6' rowspan='1' style='width:453pt;text-align:left;vertical-align:top;border-color:Black;min-width:453pt;' ><font style='font-family:Times New Roman;font-size:8.5pt;color:#000000;' >Reported net of securities purchased under agreements to repurchase (reverse repurchase agreements) by counterparty, when applicable, pursuant to ASC 210-20-45-11.</font></td></tr><tr style='height:0.75pt;' ><td style='width:21.75pt;text-align:right;vertical-align:top;border-color:Black;min-width:21.75pt;' ><font style='font-family:Times New Roman;font-size:8.5pt;color:#000000;' ></font></td><td style='width:307.5pt;text-align:left;vertical-align:top;border-color:Black;min-width:307.5pt;' ><font style='font-family:Times New Roman;font-size:8.5pt;color:#000000;' ></font></td><td style='width:9pt;text-align:left;vertical-align:top;border-color:Black;min-width:9pt;' ><font style='font-family:Times New Roman;font-size:8.5pt;color:#000000;' ></font></td><td style='width:52.5pt;text-align:left;vertical-align:top;border-color:Black;min-width:52.5pt;' ><font style='font-family:Times New Roman;font-size:8.5pt;color:#000000;' ></font></td><td style='width:15pt;text-align:left;vertical-align:top;border-color:Black;min-width:15pt;' ><font style='font-family:Times New Roman;font-size:8.5pt;color:#000000;' ></font></td><td style='width:9pt;text-align:left;vertical-align:top;border-color:Black;min-width:9pt;' ><font style='font-family:Times New Roman;font-size:8.5pt;color:#000000;' ></font></td><td style='width:60pt;text-align:left;vertical-align:top;border-color:Black;min-width:60pt;' ><font style='font-family:Times New Roman;font-size:8.5pt;color:#000000;' ></font></td></tr><tr style='height:34.5pt;' ><td style='width:21.75pt;text-align:right;vertical-align:top;border-color:Black;min-width:21.75pt;' ><font style='font-family:Times New Roman;font-size:8.5pt;color:#000000;' >(2)</font></td><td colspan='6' rowspan='1' style='width:453pt;text-align:left;vertical-align:top;border-color:Black;min-width:453pt;' ><font style='font-family:Times New Roman;font-size:8.5pt;color:#000000;' >As of March 31, 2018, includes $200 million with an average rate of 2.11% that lenders have the right to call before their contractual maturities at various dates beginning on May 6, 2018. Subsequent to March 31, 2018, no lender has exercised its call option on repurchase agreements.</font></td></tr><tr style='height:9pt;' ><td style='width:21.75pt;text-align:right;vertical-align:top;border-color:Black;min-width:21.75pt;' ><font style='font-family:Times New Roman;font-size:8.5pt;color:#000000;' ></font></td><td style='width:307.5pt;text-align:left;vertical-align:middle;border-color:Black;min-width:307.5pt;' ><font style='font-family:Times New Roman;font-size:10pt;color:#000000;' ></font></td><td style='width:9pt;text-align:left;vertical-align:middle;border-color:Black;min-width:9pt;' ><font style='font-family:Times New Roman;font-size:10pt;color:#000000;' ></font></td><td style='width:52.5pt;text-align:left;vertical-align:middle;border-color:Black;min-width:52.5pt;' ><font style='font-family:Times New Roman;font-size:10pt;color:#000000;' ></font></td><td style='width:15pt;text-align:left;vertical-align:middle;border-color:Black;min-width:15pt;' ><font style='font-family:Times New Roman;font-size:10pt;color:#000000;' ></font></td><td style='width:9pt;text-align:left;vertical-align:middle;border-color:Black;min-width:9pt;' ><font style='font-family:Times New Roman;font-size:10pt;color:#000000;' ></font></td><td style='width:60pt;text-align:left;vertical-align:middle;border-color:Black;min-width:60pt;' ><font style='font-family:Times New Roman;font-size:10pt;color:#000000;' ></font></td></tr><tr style='height:9pt;' ><td style='width:21.75pt;text-align:right;vertical-align:top;border-color:Black;min-width:21.75pt;' ><font style='font-family:Times New Roman;font-size:8.5pt;color:#000000;' ></font></td><td colspan='2' rowspan='1' style='width:316.5pt;text-align:left;vertical-align:middle;border-color:Black;min-width:316.5pt;' ><font style='font-family:Times New Roman;font-size:10pt;color:#000000;' ></font></td><td style='width:52.5pt;text-align:left;vertical-align:middle;border-color:Black;min-width:52.5pt;' ><font style='font-family:Times New Roman;font-size:10pt;color:#000000;' ></font></td><td style='width:15pt;text-align:left;vertical-align:middle;border-color:Black;min-width:15pt;' ><font style='font-family:Times New Roman;font-size:10pt;color:#000000;' ></font></td><td style='width:9pt;text-align:left;vertical-align:middle;border-color:Black;min-width:9pt;' ><font style='font-family:Times New Roman;font-size:10pt;color:#000000;' ></font></td><td style='width:60pt;text-align:left;vertical-align:middle;border-color:Black;min-width:60pt;' ><font style='font-family:Times New Roman;font-size:10pt;color:#000000;' ></font></td></tr><tr style='height:9pt;' ><td style='width:21.75pt;text-align:right;vertical-align:top;border-color:Black;min-width:21.75pt;' ><font style='font-family:Times New Roman;font-size:8.5pt;color:#000000;' ></font></td><td style='width:307.5pt;text-align:left;vertical-align:middle;border-color:Black;min-width:307.5pt;' ><font style='font-family:Times New Roman;font-size:10pt;color:#000000;' ></font></td><td style='width:9pt;text-align:left;vertical-align:middle;border-color:Black;min-width:9pt;' ><font style='font-family:Times New Roman;font-size:10pt;color:#000000;' ></font></td><td style='width:52.5pt;text-align:left;vertical-align:middle;border-color:Black;min-width:52.5pt;' ><font style='font-family:Times New Roman;font-size:10pt;color:#000000;' ></font></td><td style='width:15pt;text-align:left;vertical-align:middle;border-color:Black;min-width:15pt;' ><font style='font-family:Times New Roman;font-size:10pt;color:#000000;' ></font></td><td style='width:9pt;text-align:left;vertical-align:middle;border-color:Black;min-width:9pt;' ><font style='font-family:Times New Roman;font-size:10pt;color:#000000;' ></font></td><td style='width:60pt;text-align:left;vertical-align:middle;border-color:Black;min-width:60pt;' ><font style='font-family:Times New Roman;font-size:10pt;color:#000000;' ></font></td></tr><tr style='height:9pt;' ><td style='width:21.75pt;text-align:left;vertical-align:bottom;border-color:Black;min-width:21.75pt;' ><font style='font-family:Arial;font-size:10pt;color:#000000;' ></font></td><td style='width:307.5pt;text-align:left;vertical-align:middle;border-color:Black;min-width:307.5pt;' ><font style='font-family:Times New Roman;font-size:10pt;color:#000000;' ></font></td><td style='width:9pt;text-align:left;vertical-align:middle;border-color:Black;min-width:9pt;' ><font style='font-family:Times New Roman;font-size:10pt;color:#000000;' ></font></td><td style='width:52.5pt;text-align:left;vertical-align:middle;border-color:Black;min-width:52.5pt;' ><font style='font-family:Times New Roman;font-size:10pt;color:#000000;' ></font></td><td style='width:15pt;text-align:left;vertical-align:middle;border-color:Black;min-width:15pt;' ><font style='font-family:Times New Roman;font-size:10pt;color:#000000;' ></font></td><td style='width:9pt;text-align:left;vertical-align:middle;border-color:Black;min-width:9pt;' ><font style='font-family:Times New Roman;font-size:10pt;color:#000000;' ></font></td><td style='width:60pt;text-align:left;vertical-align:middle;border-color:Black;min-width:60pt;' ><font style='font-family:Times New Roman;font-size:10pt;color:#000000;' ></font></td></tr></table></div>
CY2017Q1	us-gaap	Share Based Compensation ShareBasedCompensation	1734000	USD
CY2018Q1	fbp	Consolidated Average Assets ConsolidatedAverageAssets	12191904000	USD
CY2017Q1	us-gaap	Impaired Financing Receivable Related Allowance ImpairedFinancingReceivableRelatedAllowance	66311000	USD
CY2017Q1	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	528000	USD
CY2017Q4	us-gaap	Interest Bearing Deposits In Banks InterestBearingDepositsInBanks	3126000	USD
CY2017Q1	fbp	All Other Fees AllOtherFees	-7000	USD
CY2017Q4	us-gaap	Derivative Fair Value Of Derivative Liability DerivativeFairValueOfDerivativeLiability	0	USD
CY2018Q1	us-gaap	Transfer To Other Real Estate TransferToOtherRealEstate	17508000	USD
CY2018Q1	us-gaap	Other Short Term Investments OtherShortTermInvestments	97289000	USD
CY2018Q1	us-gaap	Fair Value Inputs Prepayment Rate FairValueInputsPrepaymentRate	0.152	pure
CY2017Q1	us-gaap	Depreciation Nonproduction DepreciationNonproduction	4141000	USD
CY2017Q4	us-gaap	Derivative Asset Fair Value Gross Liability DerivativeAssetFairValueGrossLiability	0	USD
CY2017Q1	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	3281000	USD
CY2018Q1	fbp	Adjustment To Servicing Assets For Loans Repurchased AdjustmentToServicingAssetsForLoansRepurchased	17000	USD
CY2018Q1	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2018Q1	us-gaap	Other Than Temporary Impairment Losses Investments Portion Recognized In Earnings Net OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet	0	USD
CY2017Q1	us-gaap	Interest Expense InterestExpense	22679000	USD
CY2018Q1	us-gaap	Other Interest And Dividend Income OtherInterestAndDividendIncome	2256000	USD
CY2017Q1	us-gaap	Transfer To Other Real Estate TransferToOtherRealEstate	11516000	USD
CY2017Q4	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	131032000	USD
CY2018Q1	us-gaap	Interest Expense Federal Home Loan Bank And Federal Reserve Bank Advances Long Term InterestExpenseFederalHomeLoanBankAndFederalReserveBankAdvancesLongTerm	3372000	USD
CY2018Q1	fbp	Net Charge Credit For Transfer Of Funds NetChargeCreditForTransferOfFunds	0	USD
CY2017Q4	us-gaap	Securities Sold Under Agreements To Repurchase Gross SecuritiesSoldUnderAgreementsToRepurchaseGross	500000000	USD
CY2018Q1	us-gaap	Impaired Financing Receivable With Related Allowance Unpaid Principal Balance ImpairedFinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalance	647034000	USD
CY2018Q1	us-gaap	Interest Expense Deposits InterestExpenseDeposits	16971000	USD
CY2018Q1	us-gaap	Payments To Acquire Available For Sale Securities PaymentsToAcquireAvailableForSaleSecurities	49626000	USD
CY2017Q1	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	203231000	USD
CY2018Q1	us-gaap	Deposits Deposits	9066465000	USD
CY2017Q1	us-gaap	Proceeds From Sale Of Foreclosed Assets ProceedsFromSaleOfForeclosedAssets	12159000	USD
CY2017Q1	fbp	Other Expense Not Allocated OtherExpenseNotAllocated	25402000	USD
CY2017Q1	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	53830000	USD
CY2017Q1	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	82109000	USD
CY2017Q1	fbp	Amortization Of Premiums And Discounts On Deferred Loan Fees And Costs AmortizationOfPremiumsAndDiscountsOnDeferredLoanFeesAndCosts	-2031000	USD
CY2018Q1	us-gaap	Available For Sale Securities Amortized Cost AvailableForSaleSecuritiesAmortizedCost	1852413000	USD
CY2017Q1	us-gaap	Servicing Asset At Amortized Value ServicingAssetAtAmortizedValue	26330000	USD
CY2017Q1	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	58722000	USD
CY2017Q1	fbp	Property Plant And Equipment Transferred To Other Assets PropertyPlantAndEquipmentTransferredToOtherAssets	1185000	USD
CY2018Q1	us-gaap	Fees And Commissions Mortgage Banking And Servicing FeesAndCommissionsMortgageBankingAndServicing	4165000	USD
CY2018Q1	fbp	Effective Income Tax Rate Excluding Discrete Items EffectiveIncomeTaxRateExcludingDiscreteItems	0.23	pure
CY2017Q1	us-gaap	Financing Receivable Modifications Number Of Contracts2 FinancingReceivableModificationsNumberOfContracts2	420
CY2017Q1	fbp	Credit And Debit Processing Fees CreditAndDebitProcessingFees	2831000	USD
CY2017Q4	us-gaap	Available For Sale Securities Pledged As Collateral AvailableForSaleSecuritiesPledgedAsCollateral	350123000	USD
CY2017	us-gaap	Impaired Financing Receivable With Related Allowance Average Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceAverageRecordedInvestment	593701000	USD
CY2018Q1	us-gaap	Impaired Financing Receivable With No Related Allowance Recorded Investment ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment	182993000	USD
CY2017Q1	fbp	Provsion For Loan Losses Expensed Impaired Loans ProvsionForLoanLossesExpensedImpairedLoans	18862000	USD
CY2018Q1	us-gaap	Impaired Financing Receivable With No Related Allowance Interest Income Accrual Method ImpairedFinancingReceivableWithNoRelatedAllowanceInterestIncomeAccrualMethod	1082000	USD
CY2018Q1	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	1444146	shares
CY2018Q1	fbp	Portion Of Other Than Temporary Impairment Losses Recognized In Other Comprehensive Income PortionOfOtherThanTemporaryImpairmentLossesRecognizedInOtherComprehensiveIncome	0	USD
CY2018Q1	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0
CY2017Q4	us-gaap	Other Liabilities OtherLiabilities	145905000	USD
CY2018Q1	fbp	Noncash Loan Securitizations NoncashLoanSecuritizations	54382000	USD
CY2017Q1	us-gaap	Other Than Temporary Impairment Losses Investments Availableforsale Securities Portion Recognized In Earnings Net Qualitative Disclosures Default Rate OtherThanTemporaryImpairmentLossesInvestmentsAvailableforsaleSecuritiesPortionRecognizedInEarningsNetQualitativeDisclosuresDefaultRate	1	pure
CY2018Q1	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	5142000	USD
CY2018Q1	fbp	Noninterest Income For Reportable Segments NoninterestIncomeForReportableSegments	22784000	USD
CY2018Q1	us-gaap	Goodwill Goodwill	28100000	USD
CY2017Q4	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	1444146	shares
CY2018Q1	fbp	Credit And Debit Processing Fees CreditAndDebitProcessingFees	3537000	USD
CY2017Q1	us-gaap	Fees And Commissions Mortgage Banking And Servicing FeesAndCommissionsMortgageBankingAndServicing	3616000	USD
CY2017	us-gaap	Fair Value Inputs Prepayment Rate FairValueInputsPrepaymentRate	0.164	pure
CY2018Q1	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	6.29
CY2018Q1	fbp	Percentage Of Weighted Average Yield With Third Party PercentageOfWeightedAverageYieldWithThirdParty	0.0449	pure
CY2017Q4	us-gaap	Derivative Liability Securities Sold Under Agreements To Resell Securities Loaned DerivativeLiabilitySecuritiesSoldUnderAgreementsToResellSecuritiesLoaned	300000000	USD
CY2017Q1	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0
CY2018Q1	us-gaap	Revenues Revenues	147477000	USD
CY2018Q1	fbp	Impaired Financing Receivable Increases During Period ImpairedFinancingReceivableIncreasesDuringPeriod	6998000	USD
CY2018Q1	us-gaap	Financing Receivables Impaired Troubled Debt Restructuring Write Down FinancingReceivablesImpairedTroubledDebtRestructuringWriteDown	9171000	USD
CY2018Q1	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	0	USD
CY2015Q2	fbp	Threshold Mortgage Loans Principal Amount Puerto Rico Housing Financing Authority ThresholdMortgageLoansPrincipalAmountPuertoRicoHousingFinancingAuthority	552000000	USD
CY2017Q1	us-gaap	Other Interest And Dividend Income OtherInterestAndDividendIncome	484000	USD
CY2017Q1	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Allowance For Loan Losses CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAllowanceForLoanLosses	6857000	USD
CY2017Q1	fbp	Impaired Financing Receivable Determined During Period ImpairedFinancingReceivableDeterminedDuringPeriod	19628000	USD
CY2017Q1	fbp	Other Than Temporary Impairment Losses Subsequent Unrealized Gain On Debt Securities OtherThanTemporaryImpairmentLossesSubsequentUnrealizedGainOnDebtSecurities	-2930000	USD
CY2018Q1	us-gaap	Valuation Allowance For Impairment Of Recognized Servicing Assets Aggregate Write Downs ValuationAllowanceForImpairmentOfRecognizedServicingAssetsAggregateWriteDowns	17000	USD
CY2017Q4	fbp	Securities Weighted Average Yield SecuritiesWeightedAverageYield	0.0227	pure
CY2017	fbp	Period During Which Credit Card Loans Continue To Accrue Finance Charges And Fees PeriodDuringWhichCreditCardLoansContinueToAccrueFinanceChargesAndFees	P0Y5M27D
CY2016Q4	us-gaap	Impaired Financing Receivable Recorded Investment ImpairedFinancingReceivableRecordedInvestment	887905000	USD
CY2018Q1	fbp	Derivatives Instruments And Hedging Activities Loss Gain DerivativesInstrumentsAndHedgingActivitiesLossGain	-52000	USD
CY2017Q4	us-gaap	Interest Bearing Domestic Deposit Checking InterestBearingDomesticDepositChecking	1207511000	USD
CY2018Q1	us-gaap	Valuation Allowance For Impairment Of Recognized Servicing Assets Recoveries ValuationAllowanceForImpairmentOfRecognizedServicingAssetsRecoveries	730000	USD
CY2017Q1	fbp	Holding Period By Us Treasury Of Outstanding Common Stock HoldingPeriodByUsTreasuryOfOutstandingCommonStock	P2Y0M0D
CY2018Q1	fbp	Proceeds From Repayments Of Federal Home Loan Bank Advances ProceedsFromRepaymentsOfFederalHomeLoanBankAdvances	0	USD
CY2017Q4	us-gaap	Available For Sale Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	11309000	USD
CY2018Q1	us-gaap	Dividends Preferred Stock Cash DividendsPreferredStockCash	669000	USD
CY2018Q1	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	15046000	USD
CY2017Q1	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	145228000	USD
CY2018Q1	us-gaap	Other Noninterest Expense OtherNoninterestExpense	4682000	USD
CY2017Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	12261268000	USD
CY2017Q1	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	-9000	USD
CY2017Q4	us-gaap	Servicing Asset At Amortized Value ServicingAssetAtAmortizedValue	25255000	USD
CY2017Q1	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	-5419000	USD
CY2017Q4	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	936772000	USD
CY2017Q4	us-gaap	Securities Sold Under Agreements To Repurchase Amount Offset Against Collateral SecuritiesSoldUnderAgreementsToRepurchaseAmountOffsetAgainstCollateral	0	USD
CY2017Q4	us-gaap	Impaired Financing Receivable Recorded Investment ImpairedFinancingReceivableRecordedInvestment	790308000	USD
CY2018Q1	fbp	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Carrying Amount CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesCarryingAmount	155281000	USD
CY2018Q1	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue	4.58
CY2017Q4	us-gaap	Preferred Stock Value PreferredStockValue	36104000	USD
CY2018Q1	us-gaap	Securities Sold Under Agreements To Repurchase Collateral Right To Reclaim Cash SecuritiesSoldUnderAgreementsToRepurchaseCollateralRightToReclaimCash	0	USD
CY2017Q1	us-gaap	Valuation Allowance For Impairment Of Recognized Servicing Assets Provisions ValuationAllowanceForImpairmentOfRecognizedServicingAssetsProvisions	621000	USD
CY2018Q1	us-gaap	Increase Decrease In Accrued Interest Receivable Net IncreaseDecreaseInAccruedInterestReceivableNet	-13061000	USD
CY2017Q1	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	2840000	USD
CY2018Q1	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	2624000	USD
CY2018Q1	fbp	Effective Tax Rate Pretax Losses EffectiveTaxRatePretaxLosses	0.27	pure
CY2018Q1	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	32479000	USD
CY2017Q4	us-gaap	Held To Maturity Securities Pledged As Collateral HeldToMaturitySecuritiesPledgedAsCollateral	0	USD
CY2018Q1	fbp	Carrying Value Of Other Equity Security CarryingValueOfOtherEquitySecurity	2200000	USD
CY2017Q4	us-gaap	Stockholders Equity StockholdersEquity	1869097000	USD
CY2017Q1	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield Accretion CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldAccretion	2797000	USD
CY2017Q4	us-gaap	Derivative Asset Securities Purchased Under Agreements To Resell Securities Borrowed Collateral Obligation To Return Cash DerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowedCollateralObligationToReturnCash	0	USD
CY2017Q1	fbp	Effective Tax Rate Pretax Losses EffectiveTaxRatePretaxLosses	0.24	pure
CY2018Q1	us-gaap	Other Than Temporary Impairment Credit Losses Recognized In Earnings Period Increase Decrease OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsPeriodIncreaseDecrease	0	USD
CY2017Q4	us-gaap	Interest Bearing Domestic Deposit Certificates Of Deposits InterestBearingDomesticDepositCertificatesOfDeposits	2429585000	USD
CY2017	us-gaap	Impaired Financing Receivable With No Related Allowance Average Recorded Investment ImpairedFinancingReceivableWithNoRelatedAllowanceAverageRecordedInvestment	238454000	USD
CY2018Q1	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	20544000	USD
CY2017Q1	us-gaap	Payments Of Dividends PaymentsOfDividends	669000	USD
CY2018Q1	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	-476000	USD
CY2018Q1	us-gaap	Other Real Estate And Foreclosed Assets OtherRealEstateAndForeclosedAssets	154639000	USD
CY2017Q1	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	32894000	USD
CY2018Q1	fbp	Commercial And Industrial Loans Including Financial Institutions CommercialAndIndustrialLoansIncludingFinancialInstitutions	2061773000	USD
CY2018Q1	us-gaap	Proceeds From Maturities Prepayments And Calls Of Held To Maturity Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities	141000	USD
CY2017Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.11
CY2018Q1	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	9101000	USD
CY2018Q1	us-gaap	Noninterest Bearing Deposit Liabilities NoninterestBearingDepositLiabilities	2019823000	USD
CY2017Q4	us-gaap	Liabilities Liabilities	10392171000	USD
CY2018Q1	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	2316000	USD
CY2018Q1	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	29360000	USD
CY2018Q1	fbp	Late Charges And Prepayment Penalties LateChargesAndPrepaymentPenalties	120000	USD
CY2018Q1	fbp	Period Of Residential Mortgage Loan That Are No Longer Accruing Interest PeriodOfResidentialMortgageLoanThatAreNoLongerAccruingInterest	P1Y3M0D
CY2017Q1	us-gaap	Other Than Temporary Impairment Losses Investments Portion Recognized In Earnings Net OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet	12231000	USD
CY2017Q1	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	4033000	shares
CY2017Q4	us-gaap	Advances From Federal Home Loan Banks AdvancesFromFederalHomeLoanBanks	715000000	USD
CY2017Q1	us-gaap	Interest Expense Federal Home Loan Bank And Federal Reserve Bank Advances Long Term InterestExpenseFederalHomeLoanBankAndFederalReserveBankAdvancesLongTerm	2122000	USD
CY2017Q1	us-gaap	Net Income Loss NetIncomeLoss	25541000	USD
CY2017Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	217373000	shares
CY2017Q1	us-gaap	Servicing Fees Net ServicingFeesNet	1327000	USD
CY2017Q1	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	122549000	USD
CY2018Q1	us-gaap	Taxes Excluding Income And Excise Taxes TaxesExcludingIncomeAndExciseTaxes	3856000	USD
CY2018Q1	fbp	Segment Reporting Information Average Non Earning Assets SegmentReportingInformationAverageNonEarningAssets	947460000	USD
CY2017Q1	fbp	Adjustment To Servicing Assets For Loans Repurchased AdjustmentToServicingAssetsForLoansRepurchased	159000	USD
CY2017Q4	us-gaap	Securities Sold Under Agreements To Repurchase SecuritiesSoldUnderAgreementsToRepurchase	300000000	USD
CY2018Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	216294000	shares
CY2017Q1	fbp	Foreclosures Of Troubled Debt Restructurings ForeclosuresOfTroubledDebtRestructurings	4371000	USD
CY2018Q1	us-gaap	Impaired Financing Receivable With Related Allowance Average Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceAverageRecordedInvestment	563726000	USD
CY2018Q1	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	1648000	shares
CY2018Q1	us-gaap	Financing Receivable Modifications Post Modification Recorded Investment2 FinancingReceivableModificationsPostModificationRecordedInvestment2	43419000	USD
CY2018Q1	fbp	Amortization Of Premiums And Discounts On Deferred Loan Fees And Costs AmortizationOfPremiumsAndDiscountsOnDeferredLoanFeesAndCosts	-2095000	USD
CY2018Q1	us-gaap	Securities Owned Not Readily Marketable SecuritiesOwnedNotReadilyMarketable	43532000	USD
CY2017Q1	fbp	Purchased Credit Impaired Loans Foreclosures PurchasedCreditImpairedLoansForeclosures	922000	USD
CY2017Q1	fbp	Foreclosures Of Impaired Loans ForeclosuresOfImpairedLoans	9457000	USD
CY2017Q1	us-gaap	Financing Receivable Modifications Pre Modification Recorded Investment2 FinancingReceivableModificationsPreModificationRecordedInvestment2	41263000	USD
CY2017Q4	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	22004000	shares
CY2017Q4	us-gaap	Securities Sold Under Agreements To Repurchase Collateral Right To Reclaim Cash SecuritiesSoldUnderAgreementsToRepurchaseCollateralRightToReclaimCash	0	USD
CY2018Q1	us-gaap	Impaired Financing Receivable With Related Allowance Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment	563287000	USD
CY2017Q1	fbp	Impaired Loans Removed ImpairedLoansRemoved	892000	USD
CY2017Q4	invest	Derivative Notional Amount DerivativeNotionalAmount	208020000	USD
CY2018Q1	fbp	Legal Surplus Amount LegalSurplusAmount	59693000	USD
CY2017Q4	us-gaap	Valuation Allowance For Impairment Of Recognized Servicing Assets Balance ValuationAllowanceForImpairmentOfRecognizedServicingAssetsBalance	1451000	USD
CY2018Q1	us-gaap	Principal Amount Outstanding On Loans Securitized PrincipalAmountOutstandingOnLoansSecuritized	1700000000	USD
CY2017Q4	us-gaap	Securities Purchased Under Agreements To Resell Amount Offset Against Collateral SecuritiesPurchasedUnderAgreementsToResellAmountOffsetAgainstCollateral	0	USD
CY2017Q4	us-gaap	Interest Bearing Deposit Liabilities InterestBearingDepositLiabilities	7188966000	USD
CY2017Q1	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	42870000	USD
CY2018Q1	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	2576000	USD
CY2017Q1	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Provision For Loan Losses1 CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesProvisionForLoanLosses1	0	USD
CY2017Q1	fbp	Impaired Financing Receivable Increases During Period ImpairedFinancingReceivableIncreasesDuringPeriod	541000	USD
CY2017	fbp	Period Of Residential Mortgage Loan That Are No Longer Accruing Interest PeriodOfResidentialMortgageLoanThatAreNoLongerAccruingInterest	P1Y3M0D
CY2017Q1	us-gaap	Valuation Allowance For Impairment Of Recognized Servicing Assets Recoveries ValuationAllowanceForImpairmentOfRecognizedServicingAssetsRecoveries	0	USD
CY2018Q1	us-gaap	Real Estate Acquisitions Through Foreclosures RealEstateAcquisitionsThroughForeclosures	15867000	USD
CY2018Q1	us-gaap	Amortization Of Mortgage Servicing Rights Ms Rs AmortizationOfMortgageServicingRightsMSRs	24000	USD
CY2017Q4	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	150627000	USD
CY2017Q4	us-gaap	Other Real Estate And Foreclosed Assets OtherRealEstateAndForeclosedAssets	147940000	USD
CY2018Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-24047000	USD
CY2018Q1	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Three FiniteLivedIntangibleAssetsAmortizationExpenseYearThree	2851000	USD
CY2018Q1	us-gaap	Derivative Asset Securities Purchased Under Agreements To Resell Securities Borrowed Collateral Obligation To Return Securities DerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowedCollateralObligationToReturnSecurities	45000	USD
CY2017Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	716395000	USD
CY2017Q1	fbp	Amount Reclassified Out Of Accumulated Other Comprehensive Income Loss Per Asu201601 AmountReclassifiedOutOfAccumulatedOtherComprehensiveIncomeLossPerAsu201601	0	USD
CY2017Q1	fbp	Net Charge Credit For Transfer Of Funds NetChargeCreditForTransferOfFunds	0	USD
CY2018Q1	us-gaap	Interest Expense InterestExpense	24725000	USD
CY2018Q1	us-gaap	Interest Bearing Deposit Liabilities InterestBearingDepositLiabilities	7046642000	USD
CY2018Q1	fbp	Accretion Of Premium From Acquisitions AccretionOfPremiumFromAcquisitions	3000	USD
CY2018Q1	fbp	Impaired Financing Receivable Paid Or Partial Payments ImpairedFinancingReceivablePaidOrPartialPayments	20705000	USD
CY2018Q1	us-gaap	Treasury Stock Shares TreasuryStockShares	4487390	shares
CY2018Q1	fbp	Proceeds From Loans Originated Or Purchased ProceedsFromLoansOriginatedOrPurchased	550257000	USD
CY2018Q1	fbp	Period During Which Credit Card Loans Continue To Accrue Finance Charges And Fees PeriodDuringWhichCreditCardLoansContinueToAccrueFinanceChargesAndFees	P0Y5M27D
CY2018Q1	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	2000000000	shares
CY2017Q4	us-gaap	Securities Sold Under Agreements To Repurchase Asset SecuritiesSoldUnderAgreementsToRepurchaseAsset	300000000	USD
CY2018Q1	fbp	Foreclosures Of Impaired Loans ForeclosuresOfImpairedLoans	11675000	USD
CY2018Q1	us-gaap	Stock Issued During Period Shares Restricted Stock Award Gross StockIssuedDuringPeriodSharesRestrictedStockAwardGross	341189	shares
CY2017Q4	us-gaap	Loans And Leases Receivable Gross Carrying Amount LoansAndLeasesReceivableGrossCarryingAmount	8850476000	USD
CY2018Q1	us-gaap	Proceeds From Sale Of Other Productive Assets ProceedsFromSaleOfOtherProductiveAssets	1857000	USD
CY2017Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	220382343	shares
CY2018Q1	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	927681000	USD
CY2017Q4	us-gaap	Treasury Stock Value TreasuryStockValue	410000	USD
CY2018Q1	us-gaap	Other Liabilities OtherLiabilities	157667000	USD
CY2018Q1	us-gaap	Repayments Of Other Debt RepaymentsOfOtherDebt	21434000	USD
CY2017Q1	us-gaap	Interest Expense Deposits InterestExpenseDeposits	15972000	USD
CY2018Q1	fbp	Insurance And Supervisory Fees InsuranceAndSupervisoryFees	3855000	USD
CY2017Q4	us-gaap	Financing Receivable Recorded Investment Past Due FinancingReceivableRecordedInvestmentPastDue	848763000	USD
CY2018Q1	us-gaap	Stockholders Equity StockholdersEquity	1877104000	USD
CY2017Q4	us-gaap	Available For Sale Securities Amortized Cost AvailableForSaleSecuritiesAmortizedCost	1903878000	USD
CY2017Q4	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	3123000	USD
CY2018Q1	us-gaap	Financing Receivable Modifications Subsequent Default Number Of Contracts1 FinancingReceivableModificationsSubsequentDefaultNumberOfContracts1	18
CY2018Q1	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	95376000	USD
CY2015Q2	fbp	Puerto Rico Housing Finance Authority Restricted Net Position PuertoRicoHousingFinanceAuthorityRestrictedNetPosition	77400000	USD
CY2017Q1	us-gaap	Increase Decrease In Accrued Interest Receivable Net IncreaseDecreaseInAccruedInterestReceivableNet	-3413000	USD
CY2018Q1	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	-10566000	USD
CY2017Q1	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	0	USD
CY2018Q1	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	40906000	USD
CY2018Q1	us-gaap	Securities Sold Under Agreements To Repurchase Asset SecuritiesSoldUnderAgreementsToRepurchaseAsset	200000000	USD
CY2017	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	832155000	USD
CY2017Q1	us-gaap	Proceeds From Sale And Collection Of Loans Heldforsale ProceedsFromSaleAndCollectionOfLoansHeldforsale	86924000	USD
CY2018Q1	us-gaap	Preferred Stock Liquidation Preference PreferredStockLiquidationPreference	25
CY2017Q1	fbp	Interest Income Impaired Loans InterestIncomeImpairedLoans	6900000	USD
CY2017Q1	us-gaap	Taxes Excluding Income And Excise Taxes TaxesExcludingIncomeAndExciseTaxes	3676000	USD
CY2018Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.15
CY2017Q1	us-gaap	Derivative Gain Loss On Derivative Net DerivativeGainLossOnDerivativeNet	-57000	USD
CY2016Q4	us-gaap	Valuation Allowance For Impairment Of Recognized Servicing Assets Balance ValuationAllowanceForImpairmentOfRecognizedServicingAssetsBalance	461000	USD
CY2018Q1	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
CY2018Q1	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	847000	USD
CY2017Q1	fbp	Net Loss On Real Estate Owned Operations NetLossOnRealEstateOwnedOperations	4076000	USD
CY2017Q4	fbp	Defaulted Loans Collateralizing Securities DefaultedLoansCollateralizingSecurities	62100000	USD
CY2018Q1	us-gaap	Interest Paid InterestPaid	24353000	USD
CY2018Q1	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	1
CY2018Q1	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Provision For Loan Losses1 CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesProvisionForLoanLosses1	0	USD
CY2018Q1	us-gaap	Securities Sold Under Agreements To Repurchase Collateral Right To Reclaim Securities SecuritiesSoldUnderAgreementsToRepurchaseCollateralRightToReclaimSecurities	200000000	USD
CY2017Q1	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	98300	shares
CY2018Q1	us-gaap	Loans And Leases Receivable Impaired Commitment To Lend LoansAndLeasesReceivableImpairedCommitmentToLend	1900000	USD
CY2018Q1	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-79701000	USD
CY2018Q1	us-gaap	Derivative Asset Securities Purchased Under Agreements To Resell Securities Borrowed Amount Offset Against Collateral DerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowedAmountOffsetAgainstCollateral	0	USD
CY2018Q1	invest	Derivative Notional Amount DerivativeNotionalAmount	206020000	USD
CY2018Q1	us-gaap	Held To Maturity Securities Pledged As Collateral HeldToMaturitySecuritiesPledgedAsCollateral	0	USD
CY2018Q1	fbp	Amortization Of Broker Placement Fees AmortizationOfBrokerPlacementFees	367000	USD
CY2017Q4	us-gaap	Other Assets OtherAssets	461491000	USD
CY2017Q4	us-gaap	Common Stock Value Outstanding CommonStockValueOutstanding	21628000	USD
CY2017Q4	fbp	Legal Surplus Amount LegalSurplusAmount	59693000	USD
CY2017Q1	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	424122000	USD
CY2018Q1	us-gaap	Federal Home Loan Bank Stock FederalHomeLoanBankStock	40900000	USD
CY2017Q1	us-gaap	Professional Fees ProfessionalFees	10956000	USD
CY2018Q2	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	216406013	shares
CY2017Q4	us-gaap	Securities Owned Not Readily Marketable SecuritiesOwnedNotReadilyMarketable	43119000	USD
CY2017Q1	us-gaap	Other Than Temporary Impairment Credit Losses Recognized In Earnings Credit Losses On Debt Securities Held OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsCreditLossesOnDebtSecuritiesHeld	41212000	USD
CY2018Q1	us-gaap	Preferred Stock Value PreferredStockValue	36104000	USD
CY2017Q1	us-gaap	Payments For Proceeds From Federal Home Loan Bank Stock PaymentsForProceedsFromFederalHomeLoanBankStock	-4500000	USD
CY2018Q1	fbp	All Other Fees AllOtherFees	0	USD
CY2018Q1	fbp	Holding Period By Us Treasury Of Outstanding Common Stock HoldingPeriodByUsTreasuryOfOutstandingCommonStock	P2Y0M0D
CY2018Q1	us-gaap	Servicing Assets And Servicing Liabilities At Fair Value Assumptions Used To Estimate Fair Value Discount Rate ServicingAssetsAndServicingLiabilitiesAtFairValueAssumptionsUsedToEstimateFairValueDiscountRate	0.1123	pure
CY2018Q1	us-gaap	Financing Receivable Recorded Investment Past Due FinancingReceivableRecordedInvestmentPastDue	738986000	USD
CY2018Q1	fbp	Commercian Loans Collaterized By Real Estate CommercianLoansCollaterizedByRealEstate	823200000	USD
CY2017	fbp	Minimum Number Of Payments In Arrears To Consider Commercial Mortgage And Construction Loan As Past Due MinimumNumberOfPaymentsInArrearsToConsiderCommercialMortgageAndConstructionLoanAsPastDue	2
CY2018Q1	us-gaap	Depreciation Nonproduction DepreciationNonproduction	3922000	USD
CY2017Q1	us-gaap	Contractually Specified Servicing Fees Late Fees And Ancillary Fees Earned In Exchange For Servicing Financial Assets ContractuallySpecifiedServicingFeesLateFeesAndAncillaryFeesEarnedInExchangeForServicingFinancialAssets	2275000	USD
CY2017Q1	us-gaap	Financing Receivables Impaired Troubled Debt Restructuring Write Down FinancingReceivablesImpairedTroubledDebtRestructuringWriteDown	14662000	USD
CY2018Q1	fbp	Securities Purchased Under Agreements To Resell Not Offset SecuritiesPurchasedUnderAgreementsToResellNotOffset	0	USD
CY2018Q1	us-gaap	Loans And Leases Receivable Gross Carrying Amount LoansAndLeasesReceivableGrossCarryingAmount	8695890000	USD
CY2018Q1	fbp	Securities Weighted Average Yield SecuritiesWeightedAverageYield	0.0232	pure
CY2016Q4	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Allowance For Loan Losses CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAllowanceForLoanLosses	6857000	USD
CY2018Q1	us-gaap	Impaired Financing Receivable With No Related Allowance Interest Income Cash Basis Method ImpairedFinancingReceivableWithNoRelatedAllowanceInterestIncomeCashBasisMethod	235000	USD
CY2017Q1	us-gaap	Interest And Fee Income Loans And Leases InterestAndFeeIncomeLoansAndLeases	131442000	USD
CY2018Q1	us-gaap	Advances From Federal Home Loan Banks AdvancesFromFederalHomeLoanBanks	715000000	USD
CY2018Q1	us-gaap	Financing Receivable Recorded Investment Current FinancingReceivableRecordedInvestmentCurrent	7801623000	USD
CY2018Q1	us-gaap	Money Market Funds At Carrying Value MoneyMarketFundsAtCarryingValue	100415000	USD
CY2017Q4	us-gaap	Impaired Financing Receivable Related Allowance ImpairedFinancingReceivableRelatedAllowance	51410000	USD
CY2017Q4	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Carrying Amount Net CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesCarryingAmountNet	146923000	USD
CY2017Q4	us-gaap	Securities Borrowed Amount Offset Against Collateral SecuritiesBorrowedAmountOffsetAgainstCollateral	200000000	USD
CY2017Q4	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Allowance For Loan Losses CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAllowanceForLoanLosses	11251000	USD
CY2017Q1	us-gaap	Impaired Financing Receivable Recorded Investment ImpairedFinancingReceivableRecordedInvestment	807198000	USD
CY2018Q1	us-gaap	Available For Sale Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	7562000	USD
CY2017Q1	us-gaap	Loans And Leases Receivable Gross Carrying Amount LoansAndLeasesReceivableGrossCarryingAmount	8822349000	USD
CY2018Q1	us-gaap	Derivative Asset Securities Purchased Under Agreements To Resell Securities Borrowed Liability DerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowedLiability	200000000	USD
CY2017Q1	us-gaap	Other Noninterest Expense OtherNoninterestExpense	3869000	USD
CY2018Q1	us-gaap	Fair Value Inputs Loss Severity FairValueInputsLossSeverity	0.04	pure
CY2018Q1	us-gaap	Transfer Of Portfolio Loans And Leases To Held For Sale1 TransferOfPortfolioLoansAndLeasesToHeldForSale1	67937000	USD
CY2018Q1	fbp	Other Income Not In Scope Of Topic606 OtherIncomeNotInScopeOfTopic606	6002000	USD
CY2017Q1	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	1121000	USD
CY2018Q1	us-gaap	Contractually Specified Servicing Fees Late Fees And Ancillary Fees Earned In Exchange For Servicing Financial Assets ContractuallySpecifiedServicingFeesLateFeesAndAncillaryFeesEarnedInExchangeForServicingFinancialAssets	2257000	USD
CY2017Q4	us-gaap	Junior Subordinated Debenture Owed To Unconsolidated Subsidiary Trust JuniorSubordinatedDebentureOwedToUnconsolidatedSubsidiaryTrust	208635000	USD
CY2017Q1	us-gaap	Financing Receivable Modifications Recorded Investment FinancingReceivableModificationsRecordedInvestment	602364000	USD
CY2018Q1	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	0	USD
CY2018Q1	us-gaap	Derivative Asset Securities Purchased Under Agreements To Resell Securities Borrowed Collateral Obligation To Return Cash DerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowedCollateralObligationToReturnCash	623000	USD
CY2018Q1	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	124693000	USD
CY2017Q1	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-42475000	USD
CY2018Q1	fbp	Percentage Of Debt Securities Government And Government Sponsored Agencies PercentageOfDebtSecuritiesGovernmentAndGovernmentSponsoredAgencies	0.98	pure
CY2018Q1	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	50000000	shares
CY2017Q1	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	97107000	USD
CY2018Q1	fbp	Impaired Financing Receivable Determined During Period ImpairedFinancingReceivableDeterminedDuringPeriod	61408000	USD
CY2017Q1	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	124437000	USD
CY2018Q1	fbp	Transfers From Loansto Other Receivable TransfersFromLoanstoOtherReceivable	17800000	USD
CY2017Q4	fbp	Commercial And Industrial Loans Including Financial Institutions CommercialAndIndustrialLoansIncludingFinancialInstitutions	2083253000	USD
CY2017Q1	fbp	Effective Income Tax Rate Excluding Discrete Items EffectiveIncomeTaxRateExcludingDiscreteItems	0.25	pure
CY2018Q1	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	289300000	USD
CY2017Q1	us-gaap	Noninterest Expense NoninterestExpense	87882000	USD
CY2017Q1	us-gaap	Communications And Information Technology CommunicationsAndInformationTechnology	1543000	USD
CY2017Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.12
CY2018Q1	us-gaap	Securities Sold Under Agreements To Repurchase Gross SecuritiesSoldUnderAgreementsToRepurchaseGross	400000000	USD
CY2017Q1	us-gaap	Money Market Funds At Carrying Value MoneyMarketFundsAtCarryingValue	10088000	USD
CY2017	fbp	Loans Considered To Be Defaulted If Borrower Has Failed To Make Payment For Period Or More Than Period LoansConsideredToBeDefaultedIfBorrowerHasFailedToMakePaymentForPeriodOrMoreThanPeriod	P0Y2M29D
CY2018Q1	us-gaap	Impaired Financing Receivable Related Allowance ImpairedFinancingReceivableRelatedAllowance	56930000	USD
CY2018Q1	us-gaap	Impairment Of Investments ImpairmentOfInvestments	0	USD
CY2018Q1	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	69072000	USD
CY2018Q1	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	5472000	USD
CY2018Q1	us-gaap	Common Stock Value Outstanding CommonStockValueOutstanding	21639000	USD
CY2018Q1	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Two FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo	3088000	USD
CY2018Q1	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue	1601487000	USD
CY2017Q1	us-gaap	Real Estate Acquisitions Through Foreclosures RealEstateAcquisitionsThroughForeclosures	13597000	USD
CY2017Q1	fbp	Consolidated Average Assets ConsolidatedAverageAssets	11881026000	USD
CY2016Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	299685000	USD
CY2017	us-gaap	Fair Value Inputs Loss Severity FairValueInputsLossSeverity	0.03	pure
CY2018Q1	us-gaap	Noninterest Expense NoninterestExpense	86027000	USD
CY2017Q1	us-gaap	Stockholders Equity StockholdersEquity	1823017000	USD
CY2018Q1	us-gaap	Increase Decrease In Interest Payable Net IncreaseDecreaseInInterestPayableNet	8000	USD
CY2018Q1	dei	Document Period End Date DocumentPeriodEndDate	2018-03-31
CY2017Q1	us-gaap	Valuation Allowance For Impairment Of Recognized Servicing Assets Aggregate Write Downs ValuationAllowanceForImpairmentOfRecognizedServicingAssetsAggregateWriteDowns	160000	USD
CY2017Q4	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Outstanding Balance CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesOutstandingBalance	196600000	USD
CY2018Q1	us-gaap	Concentration Risk Credit Risk Financial Instrument Maximum Exposure ConcentrationRiskCreditRiskFinancialInstrumentMaximumExposure	1200000000	USD
CY2018Q1	fbp	Troubled Debt Restructurings Loans Sold TroubledDebtRestructuringsLoansSold	0	USD
CY2017Q1	us-gaap	Dividends Preferred Stock Cash DividendsPreferredStockCash	669000	USD
CY2018Q1	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Five FiniteLivedIntangibleAssetsAmortizationExpenseYearFive	915000	USD
CY2017Q1	us-gaap	Valuation Allowance For Impairment Of Recognized Servicing Assets Balance ValuationAllowanceForImpairmentOfRecognizedServicingAssetsBalance	0	USD
CY2018Q1	us-gaap	Servicing Assets And Servicing Liabilities At Fair Value Assumptions Used To Estimate Fair Value Weighted Average Life1 ServicingAssetsAndServicingLiabilitiesAtFairValueAssumptionsUsedToEstimateFairValueWeightedAverageLife1	P8Y6M0D
CY2018Q1	us-gaap	Fees And Commissions Depositor Accounts FeesAndCommissionsDepositorAccounts	5088000	USD
CY2017Q1	fbp	Accretion Of Premium From Acquisitions AccretionOfPremiumFromAcquisitions	23000	USD
CY2017Q1	fbp	Derivatives Instruments And Hedging Activities Loss Gain DerivativesInstrumentsAndHedgingActivitiesLossGain	-57000	USD
CY2017Q1	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-6016000	USD
CY2017Q4	us-gaap	Derivative Asset Securities Purchased Under Agreements To Resell Securities Borrowed Collateral Obligation To Return Securities DerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowedCollateralObligationToReturnSecurities	305000	USD
CY2018Q1	us-gaap	Liabilities Liabilities	10323282000	USD
CY2018Q1	us-gaap	Communications And Information Technology CommunicationsAndInformationTechnology	1482000	USD
CY2017Q1	fbp	Late Charges And Prepayment Penalties LateChargesAndPrepaymentPenalties	99000	USD
CY2017Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Number ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber	1816968	shares
CY2018Q1	us-gaap	Loans Receivable Net LoansReceivableNet	8561409000	USD
CY2018Q1	fbp	Preferred Stock Liquidation Value PreferredStockLiquidationValue	36104000	USD
CY2018Q1	us-gaap	Loans Receivable Commercial Development LoansReceivableCommercialDevelopment	26450000	USD
CY2018Q1	us-gaap	Financing Receivable Modifications Recorded Investment FinancingReceivableModificationsRecordedInvestment	572376000	USD
CY2018Q1	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	166000	USD
CY2017Q4	us-gaap	Available For Sale Securities AvailableForSaleSecurities	1891016000	USD
CY2017Q4	us-gaap	Impaired Financing Receivable With Related Allowance Unpaid Principal Balance ImpairedFinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalance	680648000	USD
CY2018Q1	us-gaap	Junior Subordinated Debenture Owed To Unconsolidated Subsidiary Trust JuniorSubordinatedDebentureOwedToUnconsolidatedSubsidiaryTrust	184150000	USD
CY2017Q1	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	-461000	USD
CY2017Q4	fbp	Preferred Stock Liquidation Value PreferredStockLiquidationValue	36104000	USD
CY2017Q4	us-gaap	Securities Purchased Under Agreements To Resell Collateral Obligation To Return Cash SecuritiesPurchasedUnderAgreementsToResellCollateralObligationToReturnCash	0	USD
CY2017Q4	us-gaap	Financing Receivable Recorded Investment Current FinancingReceivableRecordedInvestmentCurrent	7843539000	USD
CY2017Q1	fbp	Financing Receivable Allowance For Credit Losses Net Write Offs Impaired Loans FinancingReceivableAllowanceForCreditLossesNetWriteOffsImpairedLoans	16972000	USD
CY2018Q1	dei	Entity Central Index Key EntityCentralIndexKey	0001057706
CY2017Q1	fbp	Dividend Income From Federal Home Land Bank Stock DividendIncomeFromFederalHomeLandBankStock	500000	USD
CY2016Q4	us-gaap	Other Than Temporary Impairment Credit Losses Recognized In Earnings Credit Losses On Debt Securities Held OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsCreditLossesOnDebtSecuritiesHeld	28981000	USD
CY2018Q1	us-gaap	Servicing Fees Net ServicingFeesNet	2233000	USD
CY2017Q1	fbp	Financing Receivable Modifications New Troubled Debt Restructurings FinancingReceivableModificationsNewTroubledDebtRestructurings	40899000	USD
CY2018Q1	fbp	Financing Receivable Modifications New Troubled Debt Restructurings FinancingReceivableModificationsNewTroubledDebtRestructurings	43419000	USD
CY2017Q4	us-gaap	Derivative Collateral Obligation To Return Cash DerivativeCollateralObligationToReturnCash	0	USD
CY2018Q1	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	-24549000	USD
CY2011Q1	fbp	Maturity Period Of Loan Acquired MaturityPeriodOfLoanAcquired	P7Y0M0D
CY2018Q1	us-gaap	Share Based Compensation ShareBasedCompensation	2205000	USD
CY2018Q1	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Accumulated Loss AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss	44471000	USD
CY2016Q4	fbp	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Carrying Amount CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesCarryingAmount	165818000	USD
CY2018Q1	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	1006000	USD
CY2017Q1	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	25442000	USD
CY2017Q4	us-gaap	Impaired Financing Receivable Unpaid Principal Balance ImpairedFinancingReceivableUnpaidPrincipalBalance	970566000	USD
CY2017Q4	us-gaap	Derivative Liability Securities Sold Under Agreements To Resell Securities Loaned Amount Offset Against Collateral DerivativeLiabilitySecuritiesSoldUnderAgreementsToResellSecuritiesLoanedAmountOffsetAgainstCollateral	0	USD
CY2017Q4	fbp	Commercian Loans Collaterized By Real Estate CommercianLoansCollaterizedByRealEstate	833500000	USD
CY2018Q1	fbp	Number Of Preferred Stock Series NumberOfPreferredStockSeries	5
CY2017Q1	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	8517000	USD
CY2018Q1	dei	Amendment Flag AmendmentFlag	false
CY2017Q1	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-8073000	USD
CY2018Q1	us-gaap	Valuation Allowance For Impairment Of Recognized Servicing Assets Balance ValuationAllowanceForImpairmentOfRecognizedServicingAssetsBalance	673000	USD
CY2018Q1	us-gaap	Fair Value Inputs Discount Rate FairValueInputsDiscountRate	0.145	pure
CY2017Q4	fbp	Securities Purchased Under Agreements To Resell Not Offset SecuritiesPurchasedUnderAgreementsToResellNotOffset	0	USD
CY2018Q1	fbp	Segment Reporting Information Average Earning Assets SegmentReportingInformationAverageEarningAssets	11244444000	USD
CY2018Q1	us-gaap	Interest Bearing Deposits In Banks InterestBearingDepositsInBanks	3126000	USD
CY2017Q4	us-gaap	Cash And Due From Banks CashAndDueFromBanks	705980000	USD
CY2018Q1	fbp	Change In Tax Rate ChangeInTaxRate	0.21	pure
CY2018Q1	fbp	Callable Debt Securities Unamortized Premium CallableDebtSecuritiesUnamortizedPremium	50000	USD
CY2018Q1	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	2300000	USD
CY2017Q4	fbp	Carrying Value Of Other Equity Security CarryingValueOfOtherEquitySecurity	2200000	USD
CY2017Q1	us-gaap	Increase Decrease In Loans Held For Sale IncreaseDecreaseInLoansHeldForSale	0	USD
CY2018Q1	fbp	Tax Reform Tax Rate Global Intangible Low Tax Income TaxReformTaxRateGlobalIntangibleLowTaxIncome	0.105	pure
CY2018Q1	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.19	pure
CY2017Q1	us-gaap	Proceeds From Principal Repayments On Loans And Leases Held For Investment ProceedsFromPrincipalRepaymentsOnLoansAndLeasesHeldForInvestment	669615000	USD
CY2018Q1	fbp	Defaulted Loans Collateralizing Securities DefaultedLoansCollateralizingSecurities	73300000	USD
CY2017Q1	fbp	Amortization Of Broker Placement Fees AmortizationOfBrokerPlacementFees	527000	USD
CY2017Q4	us-gaap	Loans Receivable Net LoansReceivableNet	8651613000	USD
CY2017Q1	us-gaap	Proceeds From Sale Of Other Productive Assets ProceedsFromSaleOfOtherProductiveAssets	637000	USD
CY2017Q4	us-gaap	Derivative Fair Value Of Derivative Liability Amount Not Offset Against Collateral DerivativeFairValueOfDerivativeLiabilityAmountNotOffsetAgainstCollateral	0	USD
CY2017Q4	us-gaap	Derivative Fair Value Of Derivative Asset Amount Offset Against Collateral DerivativeFairValueOfDerivativeAssetAmountOffsetAgainstCollateral	0	USD
CY2016Q2	fbp	Interest Expense Accrued Trust Preferred Securities InterestExpenseAccruedTrustPreferredSecurities	31200000	USD
CY2018Q1	fbp	Percentage Of Dividend Received Deduction From Controlled Subsidiaries PercentageOfDividendReceivedDeductionFromControlledSubsidiaries	1	pure
CY2017Q4	us-gaap	Impaired Financing Receivable With No Related Allowance Recorded Investment ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment	213046000	USD
CY2018Q1	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	149418000	USD
CY2017Q1	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	0	USD
CY2017Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	231843000	USD
CY2017Q1	us-gaap	Interest Expense Other Long Term Debt InterestExpenseOtherLongTermDebt	1962000	USD
CY2017	us-gaap	Fair Value Inputs Discount Rate FairValueInputsDiscountRate	0.14	pure
CY2018Q1	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	111754000	USD
CY2018Q1	fbp	Fha Va Loans No Longer Accruing Interest FhaVaLoansNoLongerAccruingInterest	30600000	USD
CY2018Q1	fbp	Financing Receivable Modifications Increases To Existing Troubled Debt Restructurings FinancingReceivableModificationsIncreasesToExistingTroubledDebtRestructurings	6771000	USD
CY2017Q1	us-gaap	Transfer Of Portfolio Loans And Leases To Held For Sale1 TransferOfPortfolioLoansAndLeasesToHeldForSale1	0	USD
CY2018Q1	us-gaap	Available For Sale Securities Pledged As Collateral AvailableForSaleSecuritiesPledgedAsCollateral	242738000	USD
CY2017Q1	us-gaap	Occupancy Net OccupancyNet	14088000	USD
CY2016Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	205603000	USD
CY2018Q1	fbp	Impaired Loans Sold ImpairedLoansSold	4121000	USD
CY2018Q1	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	134856000	USD
CY2018Q1	fbp	Dividend Income From Federal Home Land Bank Stock DividendIncomeFromFederalHomeLandBankStock	700000	USD
CY2018Q1	us-gaap	Securities Purchased Under Agreements To Resell Collateral Obligation To Return Securities SecuritiesPurchasedUnderAgreementsToResellCollateralObligationToReturnSecurities	0	USD
CY2017Q4	us-gaap	Money Market Funds At Carrying Value MoneyMarketFundsAtCarryingValue	10415000	USD
CY2017Q1	us-gaap	Increase Decrease In Federal Funds Purchased And Securities Sold Under Agreements To Repurchase Net IncreaseDecreaseInFederalFundsPurchasedAndSecuritiesSoldUnderAgreementsToRepurchaseNet	0	USD
CY2018Q1	us-gaap	Interest Expense Other Long Term Debt InterestExpenseOtherLongTermDebt	2085000	USD
CY2018Q1	fbp	Other Held To Maturity Securities OtherHeldToMaturitySecurities	150486000	USD
CY2018Q1	us-gaap	Finite Lived Intangible Assets Amortization Expense After Year Five FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive	1150000	USD
CY2018Q1	us-gaap	Loans Receivable Held For Sale Net Not Part Of Disposal Group LoansReceivableHeldForSaleNetNotPartOfDisposalGroup	91375000	USD
CY2018Q1	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	936342000	USD
CY2015Q1	fbp	Branches Doral BranchesDoral	10
CY2017Q4	us-gaap	Derivative Collateral Right To Reclaim Cash DerivativeCollateralRightToReclaimCash	0	USD
CY2018Q1	us-gaap	Payments For Origination And Purchases Of Loans Held For Sale PaymentsForOriginationAndPurchasesOfLoansHeldForSale	65984000	USD
CY2018Q1	fbp	Decrease In Contract Liability DecreaseInContractLiability	100000	USD
CY2017Q1	us-gaap	Cash And Due From Banks CashAndDueFromBanks	414034000	USD
CY2017Q1	fbp	Insurance And Supervisory Fees InsuranceAndSupervisoryFees	4909000	USD
CY2017Q4	us-gaap	Derivative Liability Fair Value Gross Asset DerivativeLiabilityFairValueGrossAsset	0	USD
CY2018Q1	us-gaap	Servicing Asset At Amortized Value ServicingAssetAtAmortizedValue	26135000	USD
CY2017Q4	us-gaap	Loans Receivable Commercial Mortgage LoansReceivableCommercialMortgage	1614972000	USD
CY2018Q1	us-gaap	Impaired Financing Receivable With No Related Allowance Average Recorded Investment ImpairedFinancingReceivableWithNoRelatedAllowanceAverageRecordedInvestment	184265000	USD
CY2018Q1	fbp	Other Than Temporary Impairment Losses Subsequent Unrealized Gain On Debt Securities OtherThanTemporaryImpairmentLossesSubsequentUnrealizedGainOnDebtSecurities	496000	USD
CY2018Q1	us-gaap	Impaired Financing Receivable Interest Income Accrual Method ImpairedFinancingReceivableInterestIncomeAccrualMethod	6439000	USD
CY2017Q1	fbp	Interest Expense Deposits No Broker Placement Fees InterestExpenseDepositsNoBrokerPlacementFees	15468000	USD
CY2018Q1	fbp	Minimum Number Of Payments In Arrears To Consider Commercial Mortgage And Construction Loan As Past Due MinimumNumberOfPaymentsInArrearsToConsiderCommercialMortgageAndConstructionLoanAsPastDue	2
CY2016Q4	us-gaap	Impaired Financing Receivable Related Allowance ImpairedFinancingReceivableRelatedAllowance	64421000	USD
CY2017Q4	us-gaap	Loans And Leases Receivable Impaired Nonperforming Nonaccrual Of Interest LoansAndLeasesReceivableImpairedNonperformingNonaccrualOfInterest	489554000	USD
CY2018Q1	us-gaap	Common Stock Value CommonStockValue	22088000	USD
CY2017Q1	us-gaap	Gain Loss On Sale Of Loans And Leases GainLossOnSaleOfLoansAndLeases	1472000	USD
CY2017Q4	us-gaap	Other Short Term Investments OtherShortTermInvestments	7289000	USD
CY2017Q4	us-gaap	Available For Sale Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	18440000	USD
CY2018Q1	us-gaap	Loans And Leases Receivable Impaired Nonperforming Nonaccrual Of Interest LoansAndLeasesReceivableImpairedNonperformingNonaccrualOfInterest	411977000	USD
CY2018Q1	us-gaap	Labor And Related Expense LaborAndRelatedExpense	40684000	USD
CY2018Q1	us-gaap	Valuation Allowance For Impairment Of Recognized Servicing Assets Period Increase Decrease ValuationAllowanceForImpairmentOfRecognizedServicingAssetsPeriodIncreaseDecrease	713000	USD
CY2017Q1	fbp	Loans And Lease Receivables Not Impaired Carrying Amount LoansAndLeaseReceivablesNotImpairedCarryingAmount	7852051000	USD
CY2018Q1	fbp	Other Fees OtherFees	2254000	USD
CY2018Q1	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	220877719	shares
CY2017Q4	us-gaap	Derivative Fair Value Of Derivative Asset Amount Not Offset Against Collateral DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral	305000	USD
CY2017Q1	us-gaap	Insurance Investment Income InsuranceInvestmentIncome	3587000	USD
CY2018Q1	us-gaap	Payments For Proceeds From Federal Home Loan Bank Stock PaymentsForProceedsFromFederalHomeLoanBankStock	0	USD
CY2017Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	895208000	USD
CY2018Q1	fbp	Troubled Debt Restructurings Loans Transferred To Held For Sale TroubledDebtRestructuringsLoansTransferredToHeldForSale	-30000000	USD
CY2018Q1	fbp	Minimum Credit Score MinimumCreditScore	700
CY2018Q1	fbp	Merchant Related Income MerchantRelatedIncome	991000	USD
CY2018Q1	us-gaap	Interest Bearing Domestic Deposit Checking InterestBearingDomesticDepositChecking	1242957000	USD
CY2018Q1	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	383087	shares
CY2018Q1	fbp	Principal Repayments PrincipalRepayments	1519000	USD
CY2018Q1	us-gaap	Valuation Allowances And Reserves Recoveries ValuationAllowancesAndReservesRecoveries	2829000	USD
CY2018Q1	fbp	Tax Reform Tax Rate Repatriation Of Liquid Assets TaxReformTaxRateRepatriationOfLiquidAssets	0.155	pure
CY2017Q1	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.13	pure
CY2017Q4	us-gaap	Common Stock Value CommonStockValue	22038000	USD
CY2018Q1	us-gaap	Accumulated Other Comprehensive Income Loss Other Than Temporary Impairment Not Credit Loss Net Of Tax Debt Securities AccumulatedOtherComprehensiveIncomeLossOtherThanTemporaryImpairmentNotCreditLossNetOfTaxDebtSecurities	5235000	USD
CY2018Q1	us-gaap	Proceeds From Sale And Collection Of Loans Heldforsale ProceedsFromSaleAndCollectionOfLoansHeldforsale	76163000	USD
CY2018Q1	fbp	Other Equity Securities Fair Value OtherEquitySecuritiesFairValue	400000	USD
CY2018Q1	us-gaap	Increase Decrease In Loans Held For Sale IncreaseDecreaseInLoansHeldForSale	558000	USD
CY2018Q1	fbp	Callable Debt Securities Held At Premium CallableDebtSecuritiesHeldAtPremium	4300000	USD
CY2018Q1	fbp	Tax Reform Corporate Tax Rate TaxReformCorporateTaxRate	0.21	pure
CY2018Q1	us-gaap	Impaired Financing Receivable Recorded Investment ImpairedFinancingReceivableRecordedInvestment	746280000	USD
CY2018Q1	us-gaap	Derivative Collateral Obligation To Return Cash DerivativeCollateralObligationToReturnCash	623000	USD
CY2018Q1	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	22004000	shares
CY2018Q1	fbp	Transfer Of Impaired Loans Held For Sale To Portfolio Loans TransferOfImpairedLoansHeldForSaleToPortfolioLoans	-57213000000	USD
CY2017Q4	us-gaap	Accumulated Other Comprehensive Income Loss Other Than Temporary Impairment Not Credit Loss Net Of Tax Debt Securities AccumulatedOtherComprehensiveIncomeLossOtherThanTemporaryImpairmentNotCreditLossNetOfTaxDebtSecurities	5731000	USD
CY2017Q1	us-gaap	Payments For Origination And Purchases Of Loans Held For Sale PaymentsForOriginationAndPurchasesOfLoansHeldForSale	81389000	USD
CY2018Q1	us-gaap	Derivative Asset Fair Value Gross Liability DerivativeAssetFairValueGrossLiability	0	USD
CY2017Q4	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Accumulated Loss AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss	24171000	USD
CY2018Q1	fbp	Maximum Loan To Value Ratio MaximumLoanToValueRatio	0.8	pure
CY2018Q1	fbp	Term Of Contract TermOfContract	P10Y0M0D
CY2017Q1	us-gaap	Interest Expense Federal Funds Purchased And Securities Sold Under Agreements To Repurchase InterestExpenseFederalFundsPurchasedAndSecuritiesSoldUnderAgreementsToRepurchase	2623000	USD
CY2018Q1	fbp	Financing Receivable Related General Allowance FinancingReceivableRelatedGeneralAllowance	157675000	USD
CY2017Q1	us-gaap	Valuation Allowance For Impairment Of Recognized Servicing Assets Period Increase Decrease ValuationAllowanceForImpairmentOfRecognizedServicingAssetsPeriodIncreaseDecrease	-160000	USD
CY2018Q1	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	12200386000	USD
CY2018Q1	fbp	Government Guaranteed Residential Mortgage Loans Indirect Exposure GovernmentGuaranteedResidentialMortgageLoansIndirectExposure	115900000	USD
CY2017Q1	us-gaap	Valuation Allowances And Reserves Recoveries ValuationAllowancesAndReservesRecoveries	5080000	USD
CY2017Q1	us-gaap	Servicing Asset At Amortized Value Amortization1 ServicingAssetAtAmortizedValueAmortization1	788000	USD
CY2018Q1	fbp	Financing Receivable Allowance For Credit Losses Net Write Offs Impaired Loans FinancingReceivableAllowanceForCreditLossesNetWriteOffsImpairedLoans	17183000	USD
CY2018Q1	us-gaap	Impaired Financing Receivable With Related Allowance Interest Income Accrual Method ImpairedFinancingReceivableWithRelatedAllowanceInterestIncomeAccrualMethod	5357000	USD
CY2018Q1	us-gaap	Interest And Fee Income Loans And Leases InterestAndFeeIncomeLoansAndLeases	133175000	USD
CY2018Q1	us-gaap	Noninterest Income NoninterestIncome	22784000	USD
CY2018Q1	us-gaap	Derivative Fair Value Of Derivative Asset Amount Offset Against Collateral DerivativeFairValueOfDerivativeAssetAmountOffsetAgainstCollateral	0	USD
CY2017Q4	fbp	Foreign Subsidiaries Basel Advanced Approach Asset Requirement ForeignSubsidiariesBaselAdvancedApproachAssetRequirement	10000000000	USD
CY2018Q1	fbp	Service Charges And Fees On Deposits ServiceChargesAndFeesOnDeposits	5088000	USD
CY2018Q1	fbp	Trust Preferred Securities Winning Bid TrustPreferredSecuritiesWinningBid	0.9	pure
CY2018Q1	fbp	Percentage Of Variation In Assumptions PercentageOfVariationInAssumptions	0.1	pure
CY2018Q1	fbp	Charge Offs Taken On Previosuly Established Reserve ChargeOffsTakenOnPreviosulyEstablishedReserve	4100000	USD
CY2017Q4	us-gaap	Financing Receivable Recorded Investment90 Days Past Due And Still Accruing FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing	131420000	USD
CY2017Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	141895000	USD
CY2017Q1	us-gaap	Impaired Financing Receivable Interest Income Accrual Method ImpairedFinancingReceivableInterestIncomeAccrualMethod	6400000	USD
CY2017Q1	us-gaap	Interest Paid InterestPaid	22001000	USD
CY2017Q1	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	7481000	USD
CY2017Q1	us-gaap	Repayments Of Other Debt RepaymentsOfOtherDebt	0	USD
CY2017Q1	fbp	Segment Reporting Information Average Non Earning Assets SegmentReportingInformationAverageNonEarningAssets	886492000	USD
CY2018Q1	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Carrying Amount Net CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesCarryingAmountNet	144030000	USD
CY2018Q1	fbp	Percentage Of Priority Interest To Be Received On Invested Capital PercentageOfPriorityInterestToBeReceivedOnInvestedCapital	0.12	pure
CY2018Q1	us-gaap	Mortgage Loans In Process Of Foreclosure Amount MortgageLoansInProcessOfForeclosureAmount	152300000	USD
CY2017Q4	us-gaap	Federal Home Loan Bank Stock FederalHomeLoanBankStock	40900000	USD
CY2017Q1	fbp	Troubled Debt Restructurings Loans Transferred To Held For Sale TroubledDebtRestructuringsLoansTransferredToHeldForSale	0	USD
CY2018Q1	fbp	Other Fees And Commissions Credit Cards OtherFeesAndCommissionsCreditCards	5094000	USD
CY2018Q1	fbp	Market To Market Loss MarketToMarketLoss	7000	USD
CY2017Q4	fbp	Transfers From Loansto Other Receivable TransfersFromLoanstoOtherReceivable	21300000	USD
CY2017Q4	fbp	Derivative Asset Securities Purchased Under Agreements To Resell Securities Borrowed Liability Not Offset DerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowedLiabilityNotOffset	305000	USD
CY2018Q1	fbp	Tax Reform Tax Rate On Base Erotions Payments TaxReformTaxRateOnBaseErotionsPayments	0.1	pure
CY2018Q1	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	127429000	USD
CY2017Q4	us-gaap	Deposits Deposits	9022631000	USD
CY2017Q1	us-gaap	Impairment Of Investments ImpairmentOfInvestments	12231000	USD
CY2018Q1	us-gaap	Servicing Asset At Amortized Value Amortization1 ServicingAssetAtAmortizedValueAmortization1	737000	USD
CY2018Q1	us-gaap	Increase Decrease In Federal Funds Purchased And Securities Sold Under Agreements To Repurchase Net IncreaseDecreaseInFederalFundsPurchasedAndSecuritiesSoldUnderAgreementsToRepurchaseNet	-100000000	USD
CY2017Q4	us-gaap	Loans And Leases Receivable Net Reported Amount LoansAndLeasesReceivableNetReportedAmount	8618633000	USD
CY2017Q4	us-gaap	Assets Assets	12261268000	USD
CY2018Q1	us-gaap	Sensitivity Analysis Of Fair Value Of Interests Continued To Be Held By Transferor Servicing Assets Or Liabilities Impact Of20 Percent Adverse Change In Discount Rate SensitivityAnalysisOfFairValueOfInterestsContinuedToBeHeldByTransferorServicingAssetsOrLiabilitiesImpactOf20PercentAdverseChangeInDiscountRate	2876000	USD
CY2016Q4	us-gaap	Servicing Asset At Amortized Value ServicingAssetAtAmortizedValue	26244000	USD
CY2018Q1	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue	795780000	USD
CY2018Q1	fbp	Insurance Commision Income InsuranceCommisionIncome	3355000	USD
CY2017Q1	us-gaap	Financing Receivable Modifications Post Modification Recorded Investment2 FinancingReceivableModificationsPostModificationRecordedInvestment2	40899000	USD
CY2017Q1	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	213340000	shares
CY2017Q4	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue	823506000	USD
CY2018Q1	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss AvailableForSaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	29425000	USD
CY2017Q4	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	2400000	USD
CY2018Q1	fbp	Percentage Of Dividend Received From Other Taxable Domestic Corporations PercentageOfDividendReceivedFromOtherTaxableDomesticCorporations	0.85	pure
CY2018Q1	fbp	Financing Receivable Modifications Troubled Debt Restructurings Paid Or Partial Paid FinancingReceivableModificationsTroubledDebtRestructuringsPaidOrPartialPaid	18819000	USD
CY2018Q1	dei	Document Type DocumentType	10-Q
CY2018Q1	fbp	Amount Reclassified Out Of Accumulated Other Comprehensive Income Loss Per Asu201601 AmountReclassifiedOutOfAccumulatedOtherComprehensiveIncomeLossPerAsu201601	6000	USD
CY2017Q4	us-gaap	Derivative Fair Value Of Derivative Asset DerivativeFairValueOfDerivativeAsset	305000	USD
CY2017Q4	us-gaap	Derivative Liability Securities Sold Under Agreements To Resell Securities Loaned Gross DerivativeLiabilitySecuritiesSoldUnderAgreementsToResellSecuritiesLoanedGross	500000000	USD
CY2018Q1	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	104149000	USD
CY2017Q1	fbp	Proceeds From Loans Originated Or Purchased ProceedsFromLoansOriginatedOrPurchased	704175000	USD
CY2017Q1	us-gaap	Contractually Specified Servicing Fees Amount ContractuallySpecifiedServicingFeesAmount	2024000	USD
CY2018Q1	us-gaap	Cash And Due From Banks CashAndDueFromBanks	743409000	USD
CY2018Q1	fbp	Corporate Tax Rate CorporateTaxRate	0.35	pure

Files In Submission

Name	View Source	Status
0001057706-18-000026-index-headers.html	Edgar Link	pending
0001057706-18-000026-index.html	Edgar Link	pending
0001057706-18-000026.txt	Edgar Link	pending
0001057706-18-000026-xbrl.zip	Edgar Link	pending
fbp-20180331.xml	Edgar Link	completed
fbp-20180331.xsd	Edgar Link	pending
fbp-20180331_cal.xml	Edgar Link	unprocessable
fbp-20180331_def.xml	Edgar Link	unprocessable
fbp-20180331_lab.xml	Edgar Link	unprocessable
fbp-20180331_pre.xml	Edgar Link	unprocessable
fbp03312018x10q.htm	Edgar Link	pending
fbp03312018x10q_101.htm	Edgar Link	pending
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fbp03312018x10q_321.htm	Edgar Link	pending
fbp03312018x10q_322.htm	Edgar Link	pending
FilingSummary.xml	Edgar Link	unprocessable
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2018 Q1 Form 10-Q Financial Statement

#000105770618000026 Filed on May 10, 2018

Income Statement

Balance Sheet

Cashflow Statement

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Files In Submission

$FBP FIRST BANCORP /PR/ Stock $fbp

2018 Q1 Form 10-Q Financial Statement

#000105770618000026 Filed on May 10, 2018

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$FBP
FIRST BANCORP /PR/ Stock $fbp