$FBP
FIRST BANCORP /PR/ Stock $fbp

$fbp Overview Financials Valuation SEC Filings Company Website

2018 Q2 Form 10-Q Financial Statement

#000105770618000037 Filed on August 09, 2018

Income Statement

Concept	2018 Q2	2017 Q2
Revenue	$150.9M	$147.4M
YoY Change	2.42%	0.3%
Cost Of Revenue
YoY Change
Gross Profit
YoY Change
Gross Profit Margin
Selling, General & Admin
YoY Change
% of Gross Profit
Research & Development	$1.582M	$1.628M
YoY Change	-2.83%	-5.62%
% of Gross Profit
Depreciation & Amortization	$4.700M	$5.200M
YoY Change	-9.62%	-7.14%
% of Gross Profit
Operating Expenses	$1.582M	$1.628M
YoY Change	-2.83%	-5.62%
Operating Profit
YoY Change
Interest Expense	$25.16M	$23.47M
YoY Change	7.21%	-12.12%
% of Operating Profit
Other Income/Expense, Net
YoY Change
Pretax Income	$41.19M	$37.29M
YoY Change	10.47%	26.5%
Income Tax	-$10.20M	$9.290M
% Of Pretax Income	-24.76%	24.91%
Net Earnings	$31.03M	$28.00M
YoY Change	10.84%	27.54%
Net Earnings / Revenue	20.56%	19.0%
Basic Earnings Per Share	$0.14	$0.13
Diluted Earnings Per Share	$0.14	$0.13
COMMON SHARES
Basic Shares Outstanding	215.7K shares	213.9M shares
Diluted Shares Outstanding	216.7K shares	216.8M shares

Balance Sheet

Concept	2018 Q2	2017 Q2
SHORT-TERM ASSETS
Cash & Short-Term Investments
YoY Change
Cash & Equivalents	$888.4M	$432.6M
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	$144.5M	$146.6M
YoY Change	-1.42%	-5.8%
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	$12.38B	$11.91B
YoY Change	3.95%	-4.76%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$165.0M	$120.0M
YoY Change	37.5%	-4.0%
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	$165.0M	$120.0M
YoY Change	37.5%	-4.0%
LONG-TERM LIABILITIES
Long-Term Debt	$184.0M	$216.0M
YoY Change	-14.81%	0.0%
Other Long-Term Liabilities	$1.000M	$0.00
YoY Change		-100.0%
Total Long-Term Liabilities	$185.0M	$216.0M
YoY Change	-14.35%	-0.46%
TOTAL LIABILITIES
Total Short-Term Liabilities	$165.0M	$120.0M
Total Long-Term Liabilities	$185.0M	$216.0M
Total Liabilities	$10.48B	$10.05B
YoY Change	4.27%	-6.23%
SHAREHOLDERS EQUITY
Retained Earnings	$958.0M	$883.1M
YoY Change	8.48%	12.76%
Common Stock	$22.17M	$21.99M
YoY Change	0.81%	0.76%
Preferred Stock
YoY Change
Treasury Stock (at cost)	$453.0K	$397.0K
YoY Change	14.11%	245.22%
Treasury Stock Shares	4.539M shares	3.964M shares
Shareholders Equity	$1.902B	$1.860B
YoY Change
Total Liabilities & Shareholders Equity	$12.38B	$11.91B
YoY Change	3.95%	-4.76%

Cashflow Statement

Concept	2018 Q2	2017 Q2
OPERATING ACTIVITIES
Net Income	$31.03M	$28.00M
YoY Change	10.84%	27.54%
Depreciation, Depletion And Amortization	$4.700M	$5.200M
YoY Change	-9.62%	-7.14%
Cash From Operating Activities	$62.90M	$46.80M
YoY Change	34.4%	67.74%
INVESTING ACTIVITIES
Capital Expenditures	-$5.200M	-$2.500M
YoY Change	108.0%	8.7%
Acquisitions
YoY Change
Other Investing Activities	-$164.0M	-$15.30M
YoY Change	971.9%	11.68%
Cash From Investing Activities	-$169.2M	-$17.80M
YoY Change	850.56%	11.25%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	150.9M	-20.50M
YoY Change	-836.1%	-90.28%
NET CHANGE
Cash From Operating Activities	62.90M	46.80M
Cash From Investing Activities	-169.2M	-17.80M
Cash From Financing Activities	150.9M	-20.50M
Net Change In Cash	44.60M	8.500M
YoY Change	424.71%	-104.27%
FREE CASH FLOW
Cash From Operating Activities	$62.90M	$46.80M
Capital Expenditures	-$5.200M	-$2.500M
Free Cash Flow	$68.10M	$49.30M
YoY Change	38.13%	63.25%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
	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	6.3
	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0
CY2017Q2	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield Accretion CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldAccretion	2724000	USD
CY2018Q2	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	135430000	USD
	us-gaap	Interest Expense InterestExpense	46149000	USD
	us-gaap	Financing Receivable Modifications Post Modification Recorded Investment2 FinancingReceivableModificationsPostModificationRecordedInvestment2	56647000	USD
CY2017Q2	us-gaap	Communications And Information Technology CommunicationsAndInformationTechnology	1628000	USD
CY2016Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	299685000	USD
CY2018Q2	us-gaap	Interest Expense InterestExpense	25162000	USD
CY2017Q2	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	2631000	USD
	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield Accretion CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldAccretion	5193000	USD
	us-gaap	Fees And Commissions Mortgage Banking And Servicing FeesAndCommissionsMortgageBankingAndServicing	9000000	USD
CY2017Q2	fbp	Sop Collections SopCollections	4509000	USD
	us-gaap	Impaired Financing Receivable With Related Allowance Interest Income Accrual Method ImpairedFinancingReceivableWithRelatedAllowanceInterestIncomeAccrualMethod	10113000	USD
CY2018Q2	us-gaap	Labor And Related Expense LaborAndRelatedExpense	39555000	USD
	us-gaap	Impaired Financing Receivable Interest Income Accrual Method ImpairedFinancingReceivableInterestIncomeAccrualMethod	12840000	USD
CY2017Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Number ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber	1816968	shares
CY2018Q2	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Five FiniteLivedIntangibleAssetsAmortizationExpenseYearFive	915000	USD
	us-gaap	Payments Of Dividends PaymentsOfDividends	1338000	USD
	fbp	Reclassification Adjustment For Recovery On Securities Previously Impaired ReclassificationAdjustmentForRecoveryOnSecuritiesPreviouslyImpaired	371000	USD
	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	4148000	USD
	us-gaap	Interest Expense Other Long Term Debt InterestExpenseOtherLongTermDebt	4027000	USD
CY2017Q4	us-gaap	Common Stock Value CommonStockValue	22038000	USD
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	1894000	USD
CY2018Q2	us-gaap	Financing Receivable Modifications Subsequent Default Number Of Contracts1 FinancingReceivableModificationsSubsequentDefaultNumberOfContracts1	65
CY2018Q2	fbp	Commercian Loans Collaterized By Real Estate CommercianLoansCollaterizedByRealEstate	792000000	USD
CY2017Q4	us-gaap	Securities Sold Under Agreements To Repurchase SecuritiesSoldUnderAgreementsToRepurchase	300000000	USD
	us-gaap	Proceeds From Sale Of Loans Held For Investment ProceedsFromSaleOfLoansHeldForInvestment	33709000	USD
CY2018Q2	us-gaap	Securities Borrowed Amount Offset Against Collateral SecuritiesBorrowedAmountOffsetAgainstCollateral	200000000	USD
CY2018Q2	us-gaap	Loans Held For Sale Fair Value Disclosure LoansHeldForSaleFairValueDisclosure	54546000	USD
CY2018Q2	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	0	USD
CY2017Q4	us-gaap	Securities Sold Under Agreements To Repurchase Collateral Right To Reclaim Securities SecuritiesSoldUnderAgreementsToRepurchaseCollateralRightToReclaimSecurities	-300000000	USD
CY2018Q2	fbp	Other Than Temporary Impairment Losses Subsequent Unrealized Gain On Debt Securities OtherThanTemporaryImpairmentLossesSubsequentUnrealizedGainOnDebtSecurities	-294000	USD
	fbp	Insurance And Supervisory Fees InsuranceAndSupervisoryFees	9764000	USD
CY2017Q4	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss AvailableForSaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	21048000	USD
CY2017Q4	us-gaap	Securities Sold Under Agreements To Repurchase Gross SecuritiesSoldUnderAgreementsToRepurchaseGross	500000000	USD
CY2017Q4	us-gaap	Held To Maturity Securities Pledged As Collateral HeldToMaturitySecuritiesPledgedAsCollateral	0	USD
CY2017Q4	fbp	Banking Organizations Basel Advanced Approach Asset Requirement BankingOrganizationsBaselAdvancedApproachAssetRequirement	250000000000	USD
CY2017Q2	fbp	Amount Reclassified Out Of Accumulated Other Comprehensive Income Loss Per Asu201601 AmountReclassifiedOutOfAccumulatedOtherComprehensiveIncomeLossPerAsu201601	0	USD
	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	6592000	USD
	fbp	Impaired Financing Receivable Determined During Period ImpairedFinancingReceivableDeterminedDuringPeriod	95681000	USD
CY2018Q2	fbp	Minimum Number Of Payments In Arrears To Consider Commercial Mortgage And Construction Loan As Past Due MinimumNumberOfPaymentsInArrearsToConsiderCommercialMortgageAndConstructionLoanAsPastDue	2
CY2017Q4	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue	1279983000	USD
CY2018Q2	us-gaap	Interest Expense Other Long Term Debt InterestExpenseOtherLongTermDebt	2235000	USD
CY2018Q2	us-gaap	Securities Sold Under Agreements To Repurchase Collateral Right To Reclaim Securities SecuritiesSoldUnderAgreementsToRepurchaseCollateralRightToReclaimSecurities	-200000000	USD
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Held To Maturity Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities	141000	USD
CY2018Q2	fbp	Percentage Of Held To Maturity Securities PercentageOfHeldToMaturitySecurities	0.7	pure
CY2018Q2	us-gaap	Loans Receivable Held For Sale Net Not Part Of Disposal Group LoansReceivableHeldForSaleNetNotPartOfDisposalGroup	80815000	USD
CY2018Q2	us-gaap	Derivative Fair Value Of Derivative Asset Amount Offset Against Collateral DerivativeFairValueOfDerivativeAssetAmountOffsetAgainstCollateral	0	USD
	fbp	Foreclosures Of Impaired Loans ForeclosuresOfImpairedLoans	19452000	USD
	fbp	Portion Of Other Than Temporary Impairment Losses Recognized In Other Comprehensive Income PortionOfOtherThanTemporaryImpairmentLossesRecognizedInOtherComprehensiveIncome	0	USD
CY2018Q2	us-gaap	Derivative Collateral Obligation To Return Securities DerivativeCollateralObligationToReturnSecurities	29000	USD
CY2018Q2	fbp	Government Guaranteed Residential Mortgage Loans Indirect Exposure GovernmentGuaranteedResidentialMortgageLoansIndirectExposure	114700000	USD
CY2017Q2	us-gaap	Loans And Leases Receivable Gross Carrying Amount LoansAndLeasesReceivableGrossCarryingAmount	8861176000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	32688000	USD
CY2018Q2	us-gaap	Impaired Financing Receivable With Related Allowance Unpaid Principal Balance ImpairedFinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalance	572481000	USD
	fbp	Loans Considered To Be Defaulted If Borrower Has Failed To Make Payment For Period Or More Than Period LoansConsideredToBeDefaultedIfBorrowerHasFailedToMakePaymentForPeriodOrMoreThanPeriod	P0Y2M29D
CY2018Q2	fbp	Transfers From Loansto Other Receivable TransfersFromLoanstoOtherReceivable	14500000	USD
CY2018Q2	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-52107000	USD
CY2017Q4	fbp	Other Held To Maturity Securities OtherHeldToMaturitySecurities	150627000	USD
	fbp	Purchased Credit Impaired Loans Foreclosures PurchasedCreditImpairedLoansForeclosures	3370000	USD
CY2017Q4	us-gaap	Interest Bearing Domestic Deposit Certificates Of Deposits InterestBearingDomesticDepositCertificatesOfDeposits	2429585000	USD
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.24
CY2017Q2	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	3192000	USD
	us-gaap	Fees And Commissions Mortgage Banking And Servicing FeesAndCommissionsMortgageBankingAndServicing	8462000	USD
	us-gaap	Fees And Commissions Depositor Accounts FeesAndCommissionsDepositorAccounts	11593000	USD
CY2018Q1	us-gaap	Servicing Asset At Amortized Value ServicingAssetAtAmortizedValue	26135000	USD
	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	728000	USD
	us-gaap	Repayments Of Other Debt RepaymentsOfOtherDebt	0	USD
CY2017Q2	fbp	Amortization Of Broker Placement Fees AmortizationOfBrokerPlacementFees	480000	USD
CY2018Q2	us-gaap	Derivative Assets DerivativeAssets	806000	USD
	us-gaap	Communications And Information Technology CommunicationsAndInformationTechnology	3064000	USD
CY2018Q2	fbp	Financing Receivable Modifications New Troubled Debt Restructurings FinancingReceivableModificationsNewTroubledDebtRestructurings	13228000	USD
	fbp	Adjustment To Servicing Assets For Loans Repurchased AdjustmentToServicingAssetsForLoansRepurchased	47000	USD
	fbp	Troubled Debt Restructurings Loans Transferred To Held For Sale TroubledDebtRestructuringsLoansTransferredToHeldForSale	-30000000	USD
	fbp	Amount Reclassified Out Of Accumulated Other Comprehensive Income Loss Per Asu201601 AmountReclassifiedOutOfAccumulatedOtherComprehensiveIncomeLossPerAsu201601	6000	USD
CY2018Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	215737000	shares
	fbp	All Other Fees AllOtherFees	-35000	USD
CY2018Q2	fbp	Balance Of Amortization With Third Party BalanceOfAmortizationWithThirdParty	20600000	USD
CY2017Q2	fbp	Consolidated Average Assets ConsolidatedAverageAssets	11880640000	USD
CY2018Q2	us-gaap	Financing Receivables Impaired Troubled Debt Restructuring Write Down FinancingReceivablesImpairedTroubledDebtRestructuringWriteDown	8616000	USD
CY2018Q2	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Other Comprehensive Income Loss FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss	-279000	USD
	us-gaap	Payments For Proceeds From Federal Home Loan Bank Stock PaymentsForProceedsFromFederalHomeLoanBankStock	-80000	USD
	fbp	Purchased Credit Impaired Loans Foreclosures PurchasedCreditImpairedLoansForeclosures	1869000	USD
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.24
CY2017Q4	fbp	Securities Weighted Average Yield SecuritiesWeightedAverageYield	0.0227	pure
CY2018Q2	us-gaap	Derivative Fair Value Of Derivative Asset Amount Not Offset Against Collateral DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral	799000	USD
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Earnings1 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1	0	USD
CY2017Q4	us-gaap	Treasury Stock Value TreasuryStockValue	410000	USD
CY2018Q2	us-gaap	Financing Receivable Modifications Recorded Investment FinancingReceivableModificationsRecordedInvestment	557196000	USD
CY2017Q4	fbp	Transfers From Loansto Other Receivable TransfersFromLoanstoOtherReceivable	21300000	USD
CY2017Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	12261268000	USD
	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Provision For Loan Losses1 CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesProvisionForLoanLosses1	103000	USD
	us-gaap	Financing Receivable Modifications Subsequent Default Number Of Contracts1 FinancingReceivableModificationsSubsequentDefaultNumberOfContracts1	78
	fbp	Minimum Percentage Of Bank Net Taxable Income For Paying Income Tax At Normal Rate MinimumPercentageOfBankNetTaxableIncomeForPayingIncomeTaxAtNormalRate	0.2	pure
CY2017Q2	us-gaap	Financing Receivable Modifications Subsequent Default Number Of Contracts1 FinancingReceivableModificationsSubsequentDefaultNumberOfContracts1	53
CY2018Q2	fbp	Other Than Temporary Impairment Non Credit Losses Reductions Securities Sold OtherThanTemporaryImpairmentNonCreditLossesReductionsSecuritiesSold	0	USD
CY2017Q2	fbp	Financing Receivable Allowance For Credit Losses Net Write Offs Impaired Loans FinancingReceivableAllowanceForCreditLossesNetWriteOffsImpairedLoans	43080000	USD
CY2017Q4	us-gaap	Other Liabilities OtherLiabilities	145905000	USD
CY2018Q2	us-gaap	Derivative Asset Securities Purchased Under Agreements To Resell Securities Borrowed Collateral Obligation To Return Cash DerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowedCollateralObligationToReturnCash	-770000	USD
CY2017Q4	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue	19855000	USD
CY2018Q2	us-gaap	Loans And Leases Receivable Net Reported Amount LoansAndLeasesReceivableNetReportedAmount	8418256000	USD
CY2017Q4	us-gaap	Noninterest Bearing Deposit Liabilities NoninterestBearingDepositLiabilities	1833665000	USD
CY2018Q2	fbp	Impaired Loans Removed ImpairedLoansRemoved	2433000	USD
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	5269000	USD
CY2017Q4	us-gaap	Financing Receivable Recorded Investment Past Due FinancingReceivableRecordedInvestmentPastDue	848763000	USD
CY2018Q2	us-gaap	Interest Expense Deposits InterestExpenseDeposits	16974000	USD
CY2017Q2	us-gaap	Other Than Temporary Impairment Credit Losses Recognized In Earnings Period Increase Decrease OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsPeriodIncreaseDecrease	0	USD
	us-gaap	Other Than Temporary Impairment Losses Investments Portion Recognized In Earnings Net OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet	12231000	USD
	fbp	Percentage Of Dividend Received Deduction From Controlled Subsidiaries PercentageOfDividendReceivedDeductionFromControlledSubsidiaries	1	pure
CY2018Q2	fbp	Branches Doral BranchesDoral	10
	fbp	Interest Expense Deposits No Broker Placement Fees InterestExpenseDepositsNoBrokerPlacementFees	33274000	USD
	us-gaap	Interest Expense Federal Funds Purchased And Securities Sold Under Agreements To Repurchase InterestExpenseFederalFundsPurchasedAndSecuritiesSoldUnderAgreementsToRepurchase	4840000	USD
CY2018Q2	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Four FiniteLivedIntangibleAssetsAmortizationExpenseYearFour	2658000	USD
	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	3527000	USD
CY2018Q2	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	937919000	USD
	fbp	Maximum Loan To Value Ratio MaximumLoanToValueRatio	0.8	pure
CY2018Q2	us-gaap	Interest Bearing Domestic Deposit Certificates Of Deposits InterestBearingDomesticDepositCertificatesOfDeposits	2389383000	USD
CY2018Q2	us-gaap	Dividends Preferred Stock Cash DividendsPreferredStockCash	669000	USD
	fbp	Credit And Debit Processing Fees CreditAndDebitProcessingFees	6397000	USD
	fbp	Original Amount Contributed In Percentage OriginalAmountContributedInPercentage	0.2	pure
	fbp	Impaired Financing Receivable Increases During Period ImpairedFinancingReceivableIncreasesDuringPeriod	1239000	USD
	fbp	Amortization Of Premiums And Discounts On Deferred Loan Fees And Costs AmortizationOfPremiumsAndDiscountsOnDeferredLoanFeesAndCosts	-4235000	USD
	fbp	Impaired Loans Removed ImpairedLoansRemoved	3940000	USD
	us-gaap	Fair Value Inputs Prepayment Rate FairValueInputsPrepaymentRate	0.126	pure
CY2017Q4	fbp	Defaulted Loans Collateralizing Securities DefaultedLoansCollateralizingSecurities	62100000	USD
CY2017Q1	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue	21382000	USD
	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield Accretion CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldAccretion	5521000	USD
CY2017Q2	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	147374000	USD
	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0
CY2018Q2	us-gaap	Available For Sale Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	7149000	USD
CY2016Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	205603000	USD
CY2018Q2	us-gaap	Noninterest Expense NoninterestExpense	90216000	USD
CY2018Q2	us-gaap	Impaired Financing Receivable Recorded Investment ImpairedFinancingReceivableRecordedInvestment	740134000	USD
	us-gaap	Financing Receivables Impaired Troubled Debt Restructuring Write Down FinancingReceivablesImpairedTroubledDebtRestructuringWriteDown	24027000	USD
CY2018Q2	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	19536000	USD
	us-gaap	Dividends Preferred Stock Cash DividendsPreferredStockCash	1338000	USD
CY2017Q2	us-gaap	Impaired Financing Receivable Interest Income Cash Basis Method ImpairedFinancingReceivableInterestIncomeCashBasisMethod	500000	USD
CY2017Q2	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	18096000	USD
CY2018Q2	fbp	Segment Reporting Information Average Earning Assets SegmentReportingInformationAverageEarningAssets	11381707000	USD
CY2018Q2	us-gaap	Available For Sale Securities Pledged As Collateral AvailableForSaleSecuritiesPledgedAsCollateral	241378000	USD
CY2018Q2	us-gaap	Net Income Loss NetIncomeLoss	31032000	USD
CY2017Q2	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	7674000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-57438000	USD
CY2018Q2	us-gaap	Interest Expense Federal Home Loan Bank And Federal Reserve Bank Advances Long Term InterestExpenseFederalHomeLoanBankAndFederalReserveBankAdvancesLongTerm	3410000	USD
CY2017Q4	us-gaap	Securities Sold Under Agreements To Repurchase Collateral Right To Reclaim Cash SecuritiesSoldUnderAgreementsToRepurchaseCollateralRightToReclaimCash	0	USD
CY2017Q2	fbp	Noninterest Income For Reportable Segments NoninterestIncomeForReportableSegments	20549000	USD
	fbp	Financing Receivable Allowance For Credit Losses Net Write Offs Impaired Loans FinancingReceivableAllowanceForCreditLossesNetWriteOffsImpairedLoans	30352000	USD
	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	196687000	USD
CY2017Q4	us-gaap	Deposits Savings Deposits DepositsSavingsDeposits	2401385000	USD
	us-gaap	Noninterest Expense NoninterestExpense	176243000	USD
CY2017Q4	us-gaap	Securities Sold Under Agreements To Repurchase Asset SecuritiesSoldUnderAgreementsToRepurchaseAsset	300000000	USD
CY2017Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.13
CY2016Q4	us-gaap	Impaired Financing Receivable Related Allowance ImpairedFinancingReceivableRelatedAllowance	64421000	USD
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Other Comprehensive Income Loss FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss	193000	USD
CY2017Q4	us-gaap	Other Assets OtherAssets	461491000	USD
	us-gaap	Noninterest Income NoninterestIncome	28792000	USD
CY2017Q4	us-gaap	Goodwill Goodwill	28100000	USD
	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2018
CY2017Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	141895000	USD
	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	755893000	USD
CY2018Q2	us-gaap	Derivative Asset Securities Purchased Under Agreements To Resell Securities Borrowed Gross DerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowedGross	200799000	USD
CY2018Q2	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	1603000	USD
CY2018Q2	us-gaap	Impaired Financing Receivable With No Related Allowance Unpaid Principal Balance ImpairedFinancingReceivableWithNoRelatedAllowanceUnpaidPrincipalBalance	327337000	USD
CY2017Q4	fbp	Derivative Asset Securities Purchased Under Agreements To Resell Securities Borrowed Liability Not Offset DerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowedLiabilityNotOffset	305000	USD
	us-gaap	Gain Loss On Sale Of Investments GainLossOnSaleOfInvestments	0	USD
	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	3482000	shares
CY2018Q2	us-gaap	Insurance Investment Income InsuranceInvestmentIncome	1780000	USD
CY2017Q2	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0
CY2018Q2	us-gaap	Communications And Information Technology CommunicationsAndInformationTechnology	1582000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	71170000	USD
CY2018Q2	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Outstanding Balance CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesOutstandingBalance	188000000	USD
CY2017Q2	us-gaap	Fees And Commissions Mortgage Banking And Servicing FeesAndCommissionsMortgageBankingAndServicing	4846000	USD
CY2018Q2	invest	Derivative Notional Amount DerivativeNotionalAmount	216324000	USD
CY2018Q2	us-gaap	Money Market Funds At Carrying Value MoneyMarketFundsAtCarryingValue	97590000	USD
CY2017Q4	us-gaap	Impaired Financing Receivable Recorded Investment ImpairedFinancingReceivableRecordedInvestment	790308000	USD
	us-gaap	Proceeds From Principal Repayments On Loans And Leases Held For Investment ProceedsFromPrincipalRepaymentsOnLoansAndLeasesHeldForInvestment	1282545000	USD
CY2017Q4	fbp	Reserve For Unfunded Loan Commitments ReserveForUnfundedLoanCommitments	700000	USD
CY2017Q2	us-gaap	Other Than Temporary Impairment Losses Investments Portion Recognized In Earnings Net OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet	0	USD
	us-gaap	Interest And Fee Income Loans And Leases InterestAndFeeIncomeLoansAndLeases	264139000	USD
	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	133000	USD
	us-gaap	Valuation Allowances And Reserves Recoveries ValuationAllowancesAndReservesRecoveries	12726000	USD
	us-gaap	Proceeds From Sale Of Other Productive Assets ProceedsFromSaleOfOtherProductiveAssets	1109000	USD
CY2018Q2	us-gaap	Loans Receivable Commercial Mortgage LoansReceivableCommercialMortgage	1533308000	USD
CY2018Q2	us-gaap	Deposits Savings Deposits DepositsSavingsDeposits	2360345000	USD
	fbp	Financing Receivable Allowance For Credit Losses Write Offs Impaired Loans FinancingReceivableAllowanceForCreditLossesWriteOffsImpairedLoans	60487000	USD
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	216483000	shares
CY2018Q2	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	1444146	shares
CY2018Q2	us-gaap	Servicing Fees Net ServicingFeesNet	2122000	USD
CY2018Q2	fbp	Segment Reporting Information Average Non Earning Assets SegmentReportingInformationAverageNonEarningAssets	963752000	USD
	fbp	Noninterest Income For Reportable Segments NoninterestIncomeForReportableSegments	43256000	USD
	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	43538000	USD
	us-gaap	Other Noninterest Expense OtherNoninterestExpense	8615000	USD
CY2018Q2	fbp	Provsion For Loan Losses Expensed Impaired Loans ProvsionForLoanLossesExpensedImpairedLoans	5753000	USD
	us-gaap	Other Than Temporary Impairment Credit Losses Recognized In Earnings Period Increase Decrease OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsPeriodIncreaseDecrease	0	USD
	fbp	Financing Receivable Modifications Increases To Existing Troubled Debt Restructurings FinancingReceivableModificationsIncreasesToExistingTroubledDebtRestructurings	754000	USD
	us-gaap	Increase Decrease In Accrued Interest Receivable Net IncreaseDecreaseInAccruedInterestReceivableNet	-10000	USD
CY2018Q2	us-gaap	Common Stock Value Outstanding CommonStockValueOutstanding	21719000	USD
	fbp	Other Than Temporary Impairment Non Credit Losses Reductions Securities Sold OtherThanTemporaryImpairmentNonCreditLossesReductionsSecuritiesSold	0	USD
CY2016Q2	fbp	Puerto Rico Housing Finance Authority Covered Loans PuertoRicoHousingFinanceAuthorityCoveredLoans	576000000	USD
CY2018Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	216666000	shares
CY2018Q2	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Number ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber	1063085	shares
CY2017Q2	us-gaap	Other Interest And Dividend Income OtherInterestAndDividendIncome	727000	USD
	us-gaap	Financing Receivable Modifications Subsequent Default Recorded Investment1 FinancingReceivableModificationsSubsequentDefaultRecordedInvestment1	1781000	USD
CY2018Q2	us-gaap	Available For Sale Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	45974000	USD
CY2017Q2	fbp	Adjustment To Servicing Assets For Loans Repurchased AdjustmentToServicingAssetsForLoansRepurchased	99000	USD
	fbp	Noncash Loan Securitizations NoncashLoanSecuritizations	131808000	USD
	us-gaap	Valuation Allowance For Impairment Of Recognized Servicing Assets Provisions ValuationAllowanceForImpairmentOfRecognizedServicingAssetsProvisions	621000	USD
CY2017Q2	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	55488000	USD
	us-gaap	Transfer Of Portfolio Loans And Leases To Held For Sale1 TransferOfPortfolioLoansAndLeasesToHeldForSale1	0	USD
CY2017Q1	us-gaap	Other Than Temporary Impairment Credit Losses Recognized In Earnings Credit Losses On Debt Securities Held OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsCreditLossesOnDebtSecuritiesHeld	41212000	USD
CY2018Q2	us-gaap	Derivative Gain Loss On Derivative Net DerivativeGainLossOnDerivativeNet	-51000	USD
CY2017Q4	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	150627000	USD
CY2017Q2	us-gaap	Contractually Specified Servicing Fees Amount ContractuallySpecifiedServicingFeesAmount	1975000	USD
CY2018Q2	us-gaap	Impaired Financing Receivable With Related Allowance Interest Income Accrual Method ImpairedFinancingReceivableWithRelatedAllowanceInterestIncomeAccrualMethod	5112000	USD
CY2017Q2	us-gaap	Noninterest Expense NoninterestExpense	89069000	USD
CY2018Q2	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	217185449	shares
CY2017Q4	us-gaap	Interest Bearing Deposit Liabilities InterestBearingDepositLiabilities	7188966000	USD
CY2017	fbp	Period Of Residential Mortgage Loan That Are No Longer Accruing Interest PeriodOfResidentialMortgageLoanThatAreNoLongerAccruingInterest	P1Y3M0D
	us-gaap	Interest Expense InterestExpense	49887000	USD
CY2018Q2	us-gaap	Securities Purchased Under Agreements To Resell Collateral Obligation To Return Securities SecuritiesPurchasedUnderAgreementsToResellCollateralObligationToReturnSecurities	0	USD
	us-gaap	Proceeds From Sale And Collection Of Loans Heldforsale ProceedsFromSaleAndCollectionOfLoansHeldforsale	173977000	USD
	us-gaap	Increase Decrease In Accrued Interest Receivable Net IncreaseDecreaseInAccruedInterestReceivableNet	-9948000	USD
	fbp	Other Income Not In Scope Of Topic606 OtherIncomeNotInScopeOfTopic606	11260000	USD
CY2017Q1	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	203231000	USD
CY2018Q2	fbp	Securities Purchased Under Agreements To Resell Not Offset SecuritiesPurchasedUnderAgreementsToResellNotOffset	0	USD
CY2018Q2	fbp	Carrying Value Of Other Equity Security CarryingValueOfOtherEquitySecurity	2200000	USD
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	215194000	shares
	fbp	Noncash Loan Securitizations NoncashLoanSecuritizations	119754000	USD
	us-gaap	Amortization Of Mortgage Servicing Rights Ms Rs AmortizationOfMortgageServicingRightsMSRs	1925000	USD
CY2017Q2	us-gaap	Impairment Of Investments ImpairmentOfInvestments	0	USD
	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	0	USD
CY2017Q4	us-gaap	Interest Receivable InterestReceivable	57172000	USD
	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	-4225000	USD
CY2018Q2	fbp	Fha Va Loans No Longer Accruing Interest FhaVaLoansNoLongerAccruingInterest	30100000	USD
CY2017Q1	us-gaap	Impaired Financing Receivable Related Allowance ImpairedFinancingReceivableRelatedAllowance	66311000	USD
CY2018Q2	fbp	Interest Expense Deposits No Broker Placement Fees InterestExpenseDepositsNoBrokerPlacementFees	16667000	USD
CY2017Q2	us-gaap	Gain Loss On Sale Of Securities Net GainLossOnSaleOfSecuritiesNet	371000	USD
	us-gaap	Financing Receivables Impaired Troubled Debt Restructuring Write Down FinancingReceivablesImpairedTroubledDebtRestructuringWriteDown	17787000	USD
	fbp	Sop Collections SopCollections	7755000	USD
CY2017Q4	us-gaap	Derivative Collateral Obligation To Return Securities DerivativeCollateralObligationToReturnSecurities	305000	USD
CY2018Q2	fbp	Derivative Asset Securities Purchased Under Agreements To Resell Securities Borrowed Liability Not Offset DerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowedLiabilityNotOffset	799000	USD
CY2017Q2	us-gaap	Other Than Temporary Impairment Losses Investments Portion In Other Comprehensive Income Loss Before Tax Portion Attributable To Parent Availableforsale Securities OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParentAvailableforsaleSecurities	0	USD
CY2017Q4	us-gaap	Deposits Deposits	9022631000	USD
CY2017Q2	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue	19771000	USD
CY2017Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	216278040	shares
	us-gaap	Financing Receivable Modifications Post Modification Recorded Investment2 FinancingReceivableModificationsPostModificationRecordedInvestment2	54267000	USD
	fbp	Proceeds From Loans Originated Or Purchased ProceedsFromLoansOriginatedOrPurchased	1217117000	USD
	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	2.09
CY2018Q2	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue	4.59
CY2018Q2	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	22004000	shares
	us-gaap	Occupancy Net OccupancyNet	28851000	USD
CY2017	fbp	Period During Which Credit Card Loans Continue To Accrue Finance Charges And Fees PeriodDuringWhichCreditCardLoansContinueToAccrueFinanceChargesAndFees	P0Y5M27D
CY2017Q2	us-gaap	Net Income Loss NetIncomeLoss	27998000	USD
	us-gaap	Increase Decrease In Federal Funds Purchased And Securities Sold Under Agreements To Repurchase Net IncreaseDecreaseInFederalFundsPurchasedAndSecuritiesSoldUnderAgreementsToRepurchaseNet	0	USD
CY2018Q2	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue	786503000	USD
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	10305000	USD
	fbp	Other Than Temporary Impairment Losses Subsequent Unrealized Gain On Debt Securities OtherThanTemporaryImpairmentLossesSubsequentUnrealizedGainOnDebtSecurities	-1803000	USD
CY2017Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	50000000	shares
CY2017Q4	us-gaap	Impaired Financing Receivable With No Related Allowance Unpaid Principal Balance ImpairedFinancingReceivableWithNoRelatedAllowanceUnpaidPrincipalBalance	289918000	USD
CY2018Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	10159000	USD
CY2018Q1	us-gaap	Impaired Financing Receivable Related Allowance ImpairedFinancingReceivableRelatedAllowance	56930000	USD
CY2016Q4	us-gaap	Financing Receivable Modifications Recorded Investment FinancingReceivableModificationsRecordedInvestment	647048000	USD
CY2018Q2	us-gaap	Servicing Assets And Servicing Liabilities At Fair Value Assumptions Used To Estimate Fair Value Prepayment Speed ServicingAssetsAndServicingLiabilitiesAtFairValueAssumptionsUsedToEstimateFairValuePrepaymentSpeed	0.0641	pure
	us-gaap	Net Income Loss NetIncomeLoss	64180000	USD
CY2018Q1	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue	18808000	USD
CY2017Q4	us-gaap	Common Stock Value Outstanding CommonStockValueOutstanding	21628000	USD
CY2017Q2	fbp	Credit And Debit Processing Fees CreditAndDebitProcessingFees	3566000	USD
	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	40080000	USD
CY2018Q2	us-gaap	Derivative Asset Securities Purchased Under Agreements To Resell Securities Borrowed Liability DerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowedLiability	200000000	USD
	fbp	Impaired Financing Receivable Paid Or Partial Payments ImpairedFinancingReceivablePaidOrPartialPayments	44919000	USD
CY2018Q2	us-gaap	Common Stock Value CommonStockValue	22172000	USD
	us-gaap	Valuation Allowance For Impairment Of Recognized Servicing Assets Period Increase Decrease ValuationAllowanceForImpairmentOfRecognizedServicingAssetsPeriodIncreaseDecrease	-357000	USD
CY2018Q2	fbp	Other Fees OtherFees	1416000	USD
CY2018Q2	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0
	fbp	Other Expense Not Allocated OtherExpenseNotAllocated	51010000	USD
	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	326653	shares
CY2017Q2	us-gaap	Insurance Investment Income InsuranceInvestmentIncome	1855000	USD
	us-gaap	Payments For Origination And Purchases Of Loans Held For Sale PaymentsForOriginationAndPurchasesOfLoansHeldForSale	160584000	USD
CY2018Q2	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	30363000	USD
	us-gaap	Communications And Information Technology CommunicationsAndInformationTechnology	3171000	USD
	us-gaap	Impaired Financing Receivable Interest Income Cash Basis Method ImpairedFinancingReceivableInterestIncomeCashBasisMethod	1389000	USD
CY2017Q2	fbp	All Other Fees AllOtherFees	-28000	USD
CY2018Q2	us-gaap	Federal Home Loan Bank Stock FederalHomeLoanBankStock	40800000	USD
CY2018Q2	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	130471000	USD
	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	424810	shares
CY2018Q2	us-gaap	Contractually Specified Servicing Fees Late Fees And Ancillary Fees Earned In Exchange For Servicing Financial Assets ContractuallySpecifiedServicingFeesLateFeesAndAncillaryFeesEarnedInExchangeForServicingFinancialAssets	2234000	USD
CY2017Q2	fbp	Direct Non Interest Expenses DirectNonInterestExpenses	63461000	USD
	fbp	Amortization Of Broker Placement Fees AmortizationOfBrokerPlacementFees	1007000	USD
	fbp	Dividend Income From Federal Home Land Bank Stock DividendIncomeFromFederalHomeLandBankStock	900000	USD
CY2017Q4	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Carrying Amount Net CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesCarryingAmountNet	146923000	USD
CY2018Q2	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue	1605617000	USD
	us-gaap	Taxes Excluding Income And Excise Taxes TaxesExcludingIncomeAndExciseTaxes	7421000	USD
CY2018Q2	us-gaap	Other Real Estate And Foreclosed Assets OtherRealEstateAndForeclosedAssets	143355000	USD
CY2018Q2	us-gaap	Servicing Asset At Amortized Value ServicingAssetAtAmortizedValue	27191000	USD
	fbp	Consolidated Average Assets ConsolidatedAverageAssets	11880833000	USD
CY2017Q4	us-gaap	Interest Bearing Deposits In Banks InterestBearingDepositsInBanks	3126000	USD
CY2017Q2	fbp	Financing Receivable Allowance For Credit Losses Write Offs Impaired Loans FinancingReceivableAllowanceForCreditLossesWriteOffsImpairedLoans	43083000	USD
	us-gaap	Other Than Temporary Impairment Credit Losses Recognized In Earnings Period Increase Decrease OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsPeriodIncreaseDecrease	12231000	USD
CY2017Q4	us-gaap	Loans Receivable Commercial Mortgage LoansReceivableCommercialMortgage	1614972000	USD
	us-gaap	Financing Receivable Modifications Number Of Contracts2 FinancingReceivableModificationsNumberOfContracts2	543
CY2017Q2	us-gaap	Financing Receivable Modifications Number Of Contracts2 FinancingReceivableModificationsNumberOfContracts2	381
CY2018Q2	us-gaap	Derivative Fair Value Of Derivative Asset DerivativeFairValueOfDerivativeAsset	799000	USD
CY2018Q2	us-gaap	Impairment Of Investments ImpairmentOfInvestments	0	USD
CY2018Q2	us-gaap	Impaired Financing Receivable With No Related Allowance Interest Income Cash Basis Method ImpairedFinancingReceivableWithNoRelatedAllowanceInterestIncomeCashBasisMethod	251000	USD
	us-gaap	Occupancy Net OccupancyNet	27847000	USD
CY2017Q2	fbp	Foreclosures Of Troubled Debt Restructurings ForeclosuresOfTroubledDebtRestructurings	16150000	USD
	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.24	pure
CY2018Q2	us-gaap	Other Liabilities OtherLiabilities	165950000	USD
CY2017Q2	us-gaap	Financing Receivable Modifications Subsequent Default Recorded Investment1 FinancingReceivableModificationsSubsequentDefaultRecordedInvestment1	2786000	USD
CY2017Q2	fbp	Provsion For Loan Losses Expensed Impaired Loans ProvsionForLoanLossesExpensedImpairedLoans	17563000	USD
CY2018Q2	us-gaap	Deposits Deposits	9218083000	USD
CY2018Q2	us-gaap	Loans And Leases Receivable Impaired Nonperforming Nonaccrual Of Interest LoansAndLeasesReceivableImpairedNonperformingNonaccrualOfInterest	419141000	USD
CY2017Q4	fbp	Legal Surplus Amount Additions LegalSurplusAmountAdditions	7300000	USD
CY2017Q4	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Allowance For Loan Losses CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAllowanceForLoanLosses	11251000	USD
CY2017Q4	us-gaap	Derivative Fair Value Of Derivative Asset DerivativeFairValueOfDerivativeAsset	305000	USD
CY2018Q2	fbp	Commercial And Industrial Loans Including Financial Institutions CommercialAndIndustrialLoansIncludingFinancialInstitutions	2009049000	USD
CY2017Q2	fbp	Purchased Credit Impaired Loans Foreclosures PurchasedCreditImpairedLoansForeclosures	947000	USD
CY2017Q4	us-gaap	Securities Purchased Under Agreements To Resell Gross SecuritiesPurchasedUnderAgreementsToResellGross	200000000	USD
CY2017Q4	us-gaap	Financing Receivable Recorded Investment Current FinancingReceivableRecordedInvestmentCurrent	7843539000	USD
	us-gaap	Repayments Of Other Debt RepaymentsOfOtherDebt	21434000	USD
CY2017Q2	us-gaap	Valuation Allowance For Impairment Of Recognized Servicing Assets Recoveries ValuationAllowanceForImpairmentOfRecognizedServicingAssetsRecoveries	0	USD
	us-gaap	Real Estate Acquisitions Through Foreclosures RealEstateAcquisitionsThroughForeclosures	37756000	USD
	us-gaap	Contractually Specified Servicing Fees Amount ContractuallySpecifiedServicingFeesAmount	4178000	USD
CY2017Q4	us-gaap	Derivative Asset Fair Value Gross Liability DerivativeAssetFairValueGrossLiability	0	USD
CY2018Q2	fbp	Legal Surplus Amount LegalSurplusAmount	59693000	USD
CY2017Q4	us-gaap	Securities Sold Under Agreements To Repurchase Amount Offset Against Collateral SecuritiesSoldUnderAgreementsToRepurchaseAmountOffsetAgainstCollateral	0	USD
	us-gaap	Interest Paid InterestPaid	44613000	USD
CY2018Q2	us-gaap	Securities Sold Under Agreements To Repurchase SecuritiesSoldUnderAgreementsToRepurchase	200000000	USD
CY2018Q2	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.1
	fbp	Financing Receivable Allowance For Credit Losses Write Offs Impaired Loans FinancingReceivableAllowanceForCreditLossesWriteOffsImpairedLoans	30420000	USD
	fbp	Amortization Of Broker Placement Fees AmortizationOfBrokerPlacementFees	676000	USD
CY2017Q4	fbp	Loans With General Allowance Related Allowance LoansWithGeneralAllowanceRelatedAllowance	169182000	USD
CY2017Q2	fbp	Impaired Financing Receivable Determined During Period ImpairedFinancingReceivableDeterminedDuringPeriod	18976000	USD
	us-gaap	Payments To Acquire Available For Sale Securities PaymentsToAcquireAvailableForSaleSecurities	352576000	USD
	fbp	Period During Which Credit Card Loans Continue To Accrue Finance Charges And Fees PeriodDuringWhichCreditCardLoansContinueToAccrueFinanceChargesAndFees	P0Y5M27D
CY2018Q2	us-gaap	Other Interest And Dividend Income OtherInterestAndDividendIncome	3363000	USD
	fbp	Impaired Loans Removed ImpairedLoansRemoved	2782000	USD
	us-gaap	Net Income Loss NetIncomeLoss	53539000	USD
CY2018Q2	us-gaap	Finite Lived Intangible Assets Amortization Expense After Year Five FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive	1150000	USD
CY2017Q2	fbp	Impaired Loans Removed ImpairedLoansRemoved	1890000	USD
	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	-40000	USD
	fbp	Net Charge Credit For Transfer Of Funds NetChargeCreditForTransferOfFunds	0	USD
CY2017Q4	us-gaap	Securities Purchased Under Agreements To Resell Collateral Obligation To Return Cash SecuritiesPurchasedUnderAgreementsToResellCollateralObligationToReturnCash	0	USD
	fbp	Foreclosures Of Impaired Loans ForeclosuresOfImpairedLoans	30690000	USD
	fbp	Reclassification Adjustment For Recovery On Securities Previously Impaired ReclassificationAdjustmentForRecoveryOnSecuritiesPreviouslyImpaired	0	USD
	us-gaap	Proceeds From Sale Of Available For Sale Securities ProceedsFromSaleOfAvailableForSaleSecurities	0	USD
CY2017Q2	fbp	Portion Of Other Than Temporary Impairment Losses Recognized In Other Comprehensive Income PortionOfOtherThanTemporaryImpairmentLossesRecognizedInOtherComprehensiveIncome	0	USD
CY2018Q2	us-gaap	Taxes Excluding Income And Excise Taxes TaxesExcludingIncomeAndExciseTaxes	3637000	USD
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	119664000	USD
	us-gaap	Derivative Gain Loss On Derivative Net DerivativeGainLossOnDerivativeNet	307000	USD
CY2018Q2	fbp	Minimum Credit Score MinimumCreditScore	700
CY2017Q4	fbp	Other Investment Securities Available For Sale OtherInvestmentSecuritiesAvailableForSale	1540893000	USD
CY2018Q2	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	221724062	shares
CY2017Q4	fbp	Legal Surplus Amount LegalSurplusAmount	59693000	USD
CY2017Q2	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Other Comprehensive Income Loss FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss	228000	USD
CY2017Q4	us-gaap	Accumulated Other Comprehensive Income Loss Other Than Temporary Impairment Not Credit Loss Net Of Tax Debt Securities AccumulatedOtherComprehensiveIncomeLossOtherThanTemporaryImpairmentNotCreditLossNetOfTaxDebtSecurities	5731000	USD
	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	43538000	USD
CY2018Q2	fbp	Adjustment To Servicing Assets For Loans Repurchased AdjustmentToServicingAssetsForLoansRepurchased	30000	USD
CY2018Q2	us-gaap	Treasury Stock Value TreasuryStockValue	453000	USD
	us-gaap	Labor And Related Expense LaborAndRelatedExpense	77062000	USD
	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	255164000	USD
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	62842000	USD
CY2017Q4	us-gaap	Federal Home Loan Bank Advances FederalHomeLoanBankAdvances	715000000	USD
	us-gaap	Financing Receivable Modifications Subsequent Default Number Of Contracts1 FinancingReceivableModificationsSubsequentDefaultNumberOfContracts1	83
CY2018Q2	fbp	Financing Receivable Allowance For Credit Losses Net Write Offs Impaired Loans FinancingReceivableAllowanceForCreditLossesNetWriteOffsImpairedLoans	13169000	USD
CY2017Q4	us-gaap	Preferred Stock Value PreferredStockValue	36104000	USD
CY2017Q2	fbp	Reclassification Adjustment For Recovery On Securities Previously Impaired ReclassificationAdjustmentForRecoveryOnSecuritiesPreviouslyImpaired	371000	USD
CY2016Q4	fbp	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Carrying Amount CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesCarryingAmount	165818000	USD
	fbp	Dividend Income From Federal Home Land Bank Stock DividendIncomeFromFederalHomeLandBankStock	1300000	USD
CY2018Q2	fbp	Sop Collections SopCollections	4359000	USD
	fbp	Property Plant And Equipment Transferred To Other Assets PropertyPlantAndEquipmentTransferredToOtherAssets	0	USD
	fbp	Direct Non Interest Expenses DirectNonInterestExpenses	122371000	USD
CY2016Q4	us-gaap	Valuation Allowance For Impairment Of Recognized Servicing Assets Balance ValuationAllowanceForImpairmentOfRecognizedServicingAssetsBalance	461000	USD
CY2018Q2	fbp	Commitments To Extent Credit CommitmentsToExtentCredit	1200000000	USD
	us-gaap	Interest Expense Deposits InterestExpenseDeposits	33945000	USD
CY2018Q2	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Two FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo	3088000	USD
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.29
	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	-11536000	USD
	fbp	Segment Reporting Information Average Earning Assets SegmentReportingInformationAverageEarningAssets	11307332000	USD
CY2017Q4	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	1444146	shares
CY2018Q2	fbp	Troubled Debt Restructurings Loans Sold TroubledDebtRestructuringsLoansSold	0	USD
CY2018Q2	us-gaap	Interest Bearing Deposit Liabilities InterestBearingDepositLiabilities	6900934000	USD
CY2018Q2	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	2000000000	shares
CY2017Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-20615000	USD
CY2018Q2	us-gaap	Securities Purchased Under Agreements To Resell Amount Offset Against Collateral SecuritiesPurchasedUnderAgreementsToResellAmountOffsetAgainstCollateral	0	USD
CY2018Q2	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Allowance For Loan Losses CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAllowanceForLoanLosses	11354000	USD
CY2017Q2	fbp	Late Charges And Prepayment Penalties LateChargesAndPrepaymentPenalties	138000	USD
CY2017Q4	us-gaap	Loans Receivable Commercial Development LoansReceivableCommercialDevelopment	26931000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	54756000	USD
	fbp	Percentage Of Dividend Received From Other Taxable Domestic Corporations PercentageOfDividendReceivedFromOtherTaxableDomesticCorporations	0.85	pure
	us-gaap	Labor And Related Expense LaborAndRelatedExpense	80239000	USD
CY2018Q2	fbp	Net Charge Credit For Transfer Of Funds NetChargeCreditForTransferOfFunds	0	USD
CY2017Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	716395000	USD
CY2018Q2	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss AvailableForSaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	32587000	USD
CY2018Q2	fbp	Defaulted Loans Collateralizing Securities DefaultedLoansCollateralizingSecurities	78700000	USD
CY2017Q4	us-gaap	Junior Subordinated Debenture Owed To Unconsolidated Subsidiary Trust JuniorSubordinatedDebentureOwedToUnconsolidatedSubsidiaryTrust	208635000	USD
CY2017Q4	us-gaap	Derivative Asset Securities Purchased Under Agreements To Resell Securities Borrowed Gross DerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowedGross	200305000	USD
	us-gaap	Financing Receivable Modifications Number Of Contracts2 FinancingReceivableModificationsNumberOfContracts2	801
	us-gaap	Interest Paid InterestPaid	49102000	USD
CY2017Q2	us-gaap	Valuation Allowances And Reserves Recoveries ValuationAllowancesAndReservesRecoveries	7646000	USD
	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	16373000	USD
CY2017Q2	fbp	Financing Receivable Modifications New Troubled Debt Restructurings FinancingReceivableModificationsNewTroubledDebtRestructurings	13368000	USD
CY2017Q2	fbp	Impaired Financing Receivable Increases During Period ImpairedFinancingReceivableIncreasesDuringPeriod	698000	USD
CY2018Q2	fbp	Reclassification Adjustment For Recovery On Securities Previously Impaired ReclassificationAdjustmentForRecoveryOnSecuritiesPreviouslyImpaired	0	USD
	fbp	Service Charges And Fees On Deposits ServiceChargesAndFeesOnDeposits	10432000	USD
CY2017Q2	us-gaap	Labor And Related Expense LaborAndRelatedExpense	38409000	USD
CY2011Q1	fbp	Maturity Period Of Loan Acquired MaturityPeriodOfLoanAcquired	P7Y0M0D
	us-gaap	Real Estate Acquisitions Through Foreclosures RealEstateAcquisitionsThroughForeclosures	27393000	USD
	fbp	Effective Tax Rate Pretax Losses EffectiveTaxRatePretaxLosses	0.24	pure
CY2018Q2	us-gaap	Servicing Asset At Amortized Value Amortization1 ServicingAssetAtAmortizedValueAmortization1	729000	USD
CY2018Q2	fbp	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Carrying Amount CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesCarryingAmount	152242000	USD
CY2018Q2	us-gaap	Interest And Dividend Income Securities InterestAndDividendIncomeSecurities	14732000	USD
	us-gaap	Share Based Compensation ShareBasedCompensation	3983000	USD
CY2017Q2	us-gaap	Servicing Asset At Amortized Value Additions ServicingAssetAtAmortizedValueAdditions	1049000	USD
	us-gaap	Proceeds From Sale Of Foreclosed Assets ProceedsFromSaleOfForeclosedAssets	20999000	USD
CY2018Q2	us-gaap	Interest Bearing Domestic Deposit Brokered InterestBearingDomesticDepositBrokered	822666000	USD
CY2018Q2	us-gaap	Financing Receivable Modifications Number Of Contracts2 FinancingReceivableModificationsNumberOfContracts2	332
CY2018Q2	fbp	Federal Home Loan Bank Capital Stock Par Value FederalHomeLoanBankCapitalStockParValue	100
	us-gaap	Financing Receivable Modifications Pre Modification Recorded Investment2 FinancingReceivableModificationsPreModificationRecordedInvestment2	57044000	USD
CY2017	us-gaap	Impaired Financing Receivable With Related Allowance Average Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceAverageRecordedInvestment	593701000	USD
CY2017Q1	us-gaap	Impaired Financing Receivable Recorded Investment ImpairedFinancingReceivableRecordedInvestment	807198000	USD
CY2018Q2	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	19536000	USD
CY2017Q4	fbp	Securities Purchased Under Agreements To Resell Not Offset SecuritiesPurchasedUnderAgreementsToResellNotOffset	0	USD
CY2018Q2	us-gaap	Valuation Allowance For Impairment Of Recognized Servicing Assets Balance ValuationAllowanceForImpairmentOfRecognizedServicingAssetsBalance	56000	USD
	fbp	Direct Non Interest Expenses DirectNonInterestExpenses	125941000	USD
	fbp	Proceeds From Repayments Of Federal Home Loan Bank Advances ProceedsFromRepaymentsOfFederalHomeLoanBankAdvances	0	USD
	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	88382000	USD
	us-gaap	Insurance Investment Income InsuranceInvestmentIncome	5135000	USD
CY2018Q2	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Carrying Amount Net CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesCarryingAmountNet	140888000	USD
	us-gaap	Other Than Temporary Impairment Losses Investments Portion In Other Comprehensive Income Loss Before Tax Portion Attributable To Parent Availableforsale Securities OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParentAvailableforsaleSecurities	0	USD
CY2016Q4	us-gaap	Servicing Asset At Amortized Value ServicingAssetAtAmortizedValue	26244000	USD
CY2018Q2	fbp	Purchased Credit Impaired Loans Foreclosures PurchasedCreditImpairedLoansForeclosures	1250000	USD
CY2018Q2	fbp	Securities Weighted Average Yield SecuritiesWeightedAverageYield	0.0244	pure
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeited In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod	9500	shares
CY2017Q2	us-gaap	Derivative Gain Loss On Derivative Net DerivativeGainLossOnDerivativeNet	364000	USD
CY2017Q4	us-gaap	Loans And Leases Receivable Net Reported Amount LoansAndLeasesReceivableNetReportedAmount	8618633000	USD
CY2017Q2	us-gaap	Occupancy Net OccupancyNet	13759000	USD
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	213621000	shares
CY2018Q2	us-gaap	Valuation Allowances And Reserves Recoveries ValuationAllowancesAndReservesRecoveries	4339000	USD
CY2018Q2	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Provision For Loan Losses1 CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesProvisionForLoanLosses1	103000	USD
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Other Comprehensive Income Loss FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss	746000	USD
CY2018Q2	us-gaap	Federal Home Loan Bank Advances FederalHomeLoanBankAdvances	715000000	USD
	fbp	Late Charges And Prepayment Penalties LateChargesAndPrepaymentPenalties	266000	USD
CY2017Q4	us-gaap	Loans And Leases Receivable Gross Carrying Amount LoansAndLeasesReceivableGrossCarryingAmount	8850476000	USD
CY2017Q4	us-gaap	Money Market Funds At Carrying Value MoneyMarketFundsAtCarryingValue	10415000	USD
	fbp	Financing Receivable Modifications New Troubled Debt Restructurings FinancingReceivableModificationsNewTroubledDebtRestructurings	54267000	USD
CY2018Q2	us-gaap	Amortization Of Mortgage Servicing Rights Ms Rs AmortizationOfMortgageServicingRightsMSRs	112000	USD
CY2018Q2	us-gaap	Servicing Asset At Amortized Value Additions ServicingAssetAtAmortizedValueAdditions	1138000	USD
CY2017Q4	us-gaap	Securities Borrowed Amount Offset Against Collateral SecuritiesBorrowedAmountOffsetAgainstCollateral	200000000	USD
CY2017Q4	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	456477000	USD
CY2018Q2	fbp	Impaired Loans Sold ImpairedLoansSold	0	USD
CY2017Q1	us-gaap	Valuation Allowance For Impairment Of Recognized Servicing Assets Balance ValuationAllowanceForImpairmentOfRecognizedServicingAssetsBalance	0	USD
	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	6
CY2017Q4	fbp	Commercial And Industrial Loans Including Financial Institutions CommercialAndIndustrialLoansIncludingFinancialInstitutions	2083253000	USD
	us-gaap	Servicing Fees Net ServicingFeesNet	2534000	USD
CY2018Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-7445000	USD
	us-gaap	Interest Expense Other Long Term Debt InterestExpenseOtherLongTermDebt	4320000	USD
	us-gaap	Derivative Gain Loss On Derivative Net DerivativeGainLossOnDerivativeNet	-103000	USD
CY2017Q2	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	105808000	USD
	us-gaap	Interest And Dividend Income Securities InterestAndDividendIncomeSecurities	27252000	USD
CY2018Q2	us-gaap	Financing Receivable Modifications Pre Modification Recorded Investment2 FinancingReceivableModificationsPreModificationRecordedInvestment2	13628000	USD
CY2018Q2	fbp	Net Loss On Real Estate Owned Operations NetLossOnRealEstateOwnedOperations	5655000	USD
	us-gaap	Servicing Asset At Amortized Value Amortization1 ServicingAssetAtAmortizedValueAmortization1	1567000	USD
CY2017Q4	us-gaap	Available For Sale Securities Pledged As Collateral AvailableForSaleSecuritiesPledgedAsCollateral	350123000	USD
	us-gaap	Valuation Allowance For Impairment Of Recognized Servicing Assets Recoveries ValuationAllowanceForImpairmentOfRecognizedServicingAssetsRecoveries	1367000	USD
	us-gaap	Increase Decrease In Interest Payable Net IncreaseDecreaseInInterestPayableNet	115000	USD
CY2012Q2	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	24500000	USD
CY2017Q4	us-gaap	Cash And Due From Banks CashAndDueFromBanks	705980000	USD
CY2018Q2	fbp	All Other Fees AllOtherFees	0	USD
CY2017Q4	us-gaap	Valuation Allowance For Impairment Of Recognized Servicing Assets Balance ValuationAllowanceForImpairmentOfRecognizedServicingAssetsBalance	1451000	USD
CY2017Q2	fbp	Net Loss On Real Estate Owned Operations NetLossOnRealEstateOwnedOperations	3369000	USD
	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	215084000	USD
	us-gaap	Proceeds From Sale Of Loans Held For Investment ProceedsFromSaleOfLoansHeldForInvestment	53245000	USD
CY2018Q2	us-gaap	Contractually Specified Servicing Fees Amount ContractuallySpecifiedServicingFeesAmount	2058000	USD
CY2018Q2	us-gaap	Available For Sale Securities AvailableForSaleSecurities	2036010000	USD
	us-gaap	Other Than Temporary Impairment Credit Losses Recognized In Earnings Additions No Previous Impairment OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsAdditionsNoPreviousImpairment	12231000	USD
CY2018Q2	us-gaap	Other Than Temporary Impairment Losses Investments Portion Recognized In Earnings Net OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet	0	USD
	us-gaap	Noninterest Income NoninterestIncome	43256000	USD
CY2017Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	220382343	shares
	fbp	Credit And Debit Processing Fees CreditAndDebitProcessingFees	7303000	USD
	us-gaap	Financing Receivable Modifications Pre Modification Recorded Investment2 FinancingReceivableModificationsPreModificationRecordedInvestment2	54712000	USD
CY2018Q2	us-gaap	Servicing Assets And Servicing Liabilities At Fair Value Assumptions Used To Estimate Fair Value Discount Rate ServicingAssetsAndServicingLiabilitiesAtFairValueAssumptionsUsedToEstimateFairValueDiscountRate	0.1122	pure
CY2016Q4	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Allowance For Loan Losses CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAllowanceForLoanLosses	6857000	USD
CY2017Q4	us-gaap	Available For Sale Securities AvailableForSaleSecurities	1891016000	USD
CY2017Q2	us-gaap	Interest Expense Other Long Term Debt InterestExpenseOtherLongTermDebt	2065000	USD
CY2017Q4	fbp	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Carrying Amount CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesCarryingAmount	158174000	USD
	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	2316000	USD
CY2017Q2	us-gaap	Interest Expense Federal Funds Purchased And Securities Sold Under Agreements To Repurchase InterestExpenseFederalFundsPurchasedAndSecuritiesSoldUnderAgreementsToRepurchase	2765000	USD
CY2018Q2	us-gaap	Impaired Financing Receivable With Related Allowance Interest Income Cash Basis Method ImpairedFinancingReceivableWithRelatedAllowanceInterestIncomeCashBasisMethod	525000	USD
CY2018Q2	fbp	Loans And Lease Receivables Not Impaired Carrying Amount LoansAndLeaseReceivablesNotImpairedCarryingAmount	7747915000	USD
	us-gaap	Servicing Asset At Amortized Value Additions ServicingAssetAtAmortizedValueAdditions	1924000	USD
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeitures Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue	2.99
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	19761000	USD
CY2017Q2	us-gaap	Contractually Specified Servicing Fees Late Fees And Ancillary Fees Earned In Exchange For Servicing Financial Assets ContractuallySpecifiedServicingFeesLateFeesAndAncillaryFeesEarnedInExchangeForServicingFinancialAssets	2184000	USD
CY2018Q2	us-gaap	Impaired Financing Receivable Related Allowance ImpairedFinancingReceivableRelatedAllowance	49514000	USD
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	2745000	USD
CY2017Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.13
CY2017Q2	us-gaap	Interest And Dividend Income Securities InterestAndDividendIncomeSecurities	13950000	USD
CY2018Q2	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	958044000	USD
	fbp	Adjustment To Servicing Assets For Loans Repurchased AdjustmentToServicingAssetsForLoansRepurchased	258000	USD
	dei	Amendment Flag AmendmentFlag	false
CY2018Q2	us-gaap	Impaired Financing Receivable With No Related Allowance Recorded Investment ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment	226734000	USD
CY2018Q2	us-gaap	Fees And Commissions Mortgage Banking And Servicing FeesAndCommissionsMortgageBankingAndServicing	4835000	USD
CY2018Q2	us-gaap	Other Noninterest Expense OtherNoninterestExpense	4365000	USD
	us-gaap	Payments Of Dividends PaymentsOfDividends	1338000	USD
CY2018Q2	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	819114000	USD
CY2017Q2	us-gaap	Other Than Temporary Impairment Credit Losses Recognized In Earnings Credit Losses On Debt Securities Held OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsCreditLossesOnDebtSecuritiesHeld	6792000	USD
	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	11479000	USD
CY2017Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	62896000	USD
CY2017Q4	us-gaap	Securities Owned Not Readily Marketable SecuritiesOwnedNotReadilyMarketable	43119000	USD
	us-gaap	Contractually Specified Servicing Fees Amount ContractuallySpecifiedServicingFeesAmount	3999000	USD
CY2018Q2	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	3067000	USD
	fbp	Other Than Temporary Impairment Losses Subsequent Unrealized Gain On Debt Securities OtherThanTemporaryImpairmentLossesSubsequentUnrealizedGainOnDebtSecurities	202000	USD
	us-gaap	Professional Fees ProfessionalFees	22756000	USD
	fbp	Sop Collections SopCollections	9102000	USD
CY2017Q2	us-gaap	Impaired Financing Receivable Related Allowance ImpairedFinancingReceivableRelatedAllowance	40794000	USD
	fbp	Accretion Of Premium From Acquisitions AccretionOfPremiumFromAcquisitions	5000	USD
CY2018Q1	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Allowance For Loan Losses CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAllowanceForLoanLosses	11251000	USD
CY2017Q2	us-gaap	Servicing Fees Net ServicingFeesNet	1207000	USD
	fbp	Impaired Loans Sold ImpairedLoansSold	53245000	USD
CY2017	us-gaap	Impaired Financing Receivable With No Related Allowance Average Recorded Investment ImpairedFinancingReceivableWithNoRelatedAllowanceAverageRecordedInvestment	238454000	USD
CY2018Q2	fbp	Direct Non Interest Expenses DirectNonInterestExpenses	64510000	USD
	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	840000	USD
CY2017Q4	us-gaap	Other Real Estate And Foreclosed Assets OtherRealEstateAndForeclosedAssets	147940000	USD
CY2017Q4	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	936772000	USD
CY2017Q2	us-gaap	Valuation Allowance For Impairment Of Recognized Servicing Assets Provisions ValuationAllowanceForImpairmentOfRecognizedServicingAssetsProvisions	0	USD
	us-gaap	Interest Expense Federal Home Loan Bank And Federal Reserve Bank Advances Long Term InterestExpenseFederalHomeLoanBankAndFederalReserveBankAdvancesLongTerm	4414000	USD
CY2017Q2	fbp	Financing Receivable Modifications Increases To Existing Troubled Debt Restructurings FinancingReceivableModificationsIncreasesToExistingTroubledDebtRestructurings	330000	USD
CY2017Q2	us-gaap	Servicing Asset At Amortized Value ServicingAssetAtAmortizedValue	26502000	USD
CY2017Q4	fbp	Carrying Value Of Other Equity Security CarryingValueOfOtherEquitySecurity	2200000	USD
CY2017Q4	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Accumulated Loss AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss	24171000	USD
CY2017Q4	us-gaap	Derivative Asset Securities Purchased Under Agreements To Resell Securities Borrowed Collateral Obligation To Return Securities DerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowedCollateralObligationToReturnSecurities	305000	USD
CY2018Q2	us-gaap	Interest Expense Federal Funds Purchased And Securities Sold Under Agreements To Repurchase InterestExpenseFederalFundsPurchasedAndSecuritiesSoldUnderAgreementsToRepurchase	2543000	USD
CY2017Q4	us-gaap	Servicing Asset At Amortized Value ServicingAssetAtAmortizedValue	25255000	USD
CY2018Q2	us-gaap	Professional Fees ProfessionalFees	10193000	USD
CY2018Q2	fbp	Period Of Residential Mortgage Loan That Are No Longer Accruing Interest PeriodOfResidentialMortgageLoanThatAreNoLongerAccruingInterest	P1Y3M0D
CY2018Q2	us-gaap	Derivative Liabilities DerivativeLiabilities	921000	USD
CY2018Q2	fbp	Callable Debt Securities Unamortized Premium CallableDebtSecuritiesUnamortizedPremium	32000	USD
	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	1591000	USD
CY2017Q2	us-gaap	Money Market Funds At Carrying Value MoneyMarketFundsAtCarryingValue	10414000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	17917000	USD
CY2017Q2	us-gaap	Interest Expense Federal Home Loan Bank And Federal Reserve Bank Advances Long Term InterestExpenseFederalHomeLoanBankAndFederalReserveBankAdvancesLongTerm	2292000	USD
CY2017Q2	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	173485000	USD
	fbp	Financing Receivable Allowance For Credit Losses Net Write Offs Impaired Loans FinancingReceivableAllowanceForCreditLossesNetWriteOffsImpairedLoans	59822000	USD
CY2017Q2	us-gaap	Valuation Allowance For Impairment Of Recognized Servicing Assets Aggregate Write Downs ValuationAllowanceForImpairmentOfRecognizedServicingAssetsAggregateWriteDowns	197000	USD
CY2017Q2	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Carrying Amount Net CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesCarryingAmountNet	150922000	USD
CY2018Q2	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield Accretion CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldAccretion	2570000	USD
CY2018Q2	us-gaap	Other Than Temporary Impairment Losses Investments Portion In Other Comprehensive Income Loss Before Tax Portion Attributable To Parent Availableforsale Securities OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParentAvailableforsaleSecurities	0	USD
CY2018Q1	fbp	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Carrying Amount CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesCarryingAmount	155281000	USD
CY2018Q3	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	217183977	shares
CY2017Q4	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	131032000	USD
CY2017Q2	us-gaap	Other Than Temporary Impairment Credit Losses Recognized In Earnings Additions No Previous Impairment OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsAdditionsNoPreviousImpairment	0	USD
CY2017Q2	us-gaap	Valuation Allowance For Impairment Of Recognized Servicing Assets Balance ValuationAllowanceForImpairmentOfRecognizedServicingAssetsBalance	197000	USD
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	2242000	USD
	us-gaap	Contractually Specified Servicing Fees Late Fees And Ancillary Fees Earned In Exchange For Servicing Financial Assets ContractuallySpecifiedServicingFeesLateFeesAndAncillaryFeesEarnedInExchangeForServicingFinancialAssets	4491000	USD
CY2018Q2	us-gaap	Securities Purchased Under Agreements To Resell Collateral Obligation To Return Cash SecuritiesPurchasedUnderAgreementsToResellCollateralObligationToReturnCash	0	USD
CY2018Q2	us-gaap	Financing Receivable Recorded Investment90 Days Past Due And Still Accruing FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing	141461000	USD
CY2017Q4	us-gaap	Derivative Asset Securities Purchased Under Agreements To Resell Securities Borrowed Collateral Obligation To Return Cash DerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowedCollateralObligationToReturnCash	0	USD
	us-gaap	Impaired Financing Receivable Interest Income Accrual Method ImpairedFinancingReceivableInterestIncomeAccrualMethod	12400000	USD
	us-gaap	Gain Loss On Sale Of Loans And Leases GainLossOnSaleOfLoansAndLeases	2921000	USD
CY2017Q2	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	18096000	USD
CY2018Q2	us-gaap	Held To Maturity Securities Pledged As Collateral HeldToMaturitySecuritiesPledgedAsCollateral	0	USD
CY2018Q2	us-gaap	Securities Sold Under Agreements To Repurchase Gross SecuritiesSoldUnderAgreementsToRepurchaseGross	400000000	USD
	us-gaap	Insurance Investment Income InsuranceInvestmentIncome	5442000	USD
	us-gaap	Financing Receivable Significant Purchases FinancingReceivableSignificantPurchases	29700000	USD
CY2017Q4	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Outstanding Balance CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesOutstandingBalance	196600000	USD
CY2018Q2	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	150486000	USD
CY2017Q4	us-gaap	Interest Bearing Domestic Deposit Checking InterestBearingDomesticDepositChecking	1207511000	USD
CY2018Q2	us-gaap	Accumulated Other Comprehensive Income Loss Other Than Temporary Impairment Not Credit Loss Net Of Tax Debt Securities AccumulatedOtherComprehensiveIncomeLossOtherThanTemporaryImpairmentNotCreditLossNetOfTaxDebtSecurities	5529000	USD
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Earnings1 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1	0	USD
CY2017Q4	fbp	Fha Va Loans No Longer Accruing Interest FhaVaLoansNoLongerAccruingInterest	29900000	USD
	fbp	Segment Reporting Information Average Earning Assets SegmentReportingInformationAverageEarningAssets	10987048000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	73300000	USD
CY2017Q4	us-gaap	Derivative Asset Securities Purchased Under Agreements To Resell Securities Borrowed Liability DerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowedLiability	200000000	USD
CY2017Q4	us-gaap	Financing Receivable Recorded Investment90 Days Past Due And Still Accruing FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing	131420000	USD
	fbp	Proceeds From Repayments Of Federal Home Loan Bank Advances ProceedsFromRepaymentsOfFederalHomeLoanBankAdvances	-5000000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	-31700000	USD
CY2017Q4	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	3123000	USD
CY2018Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	41191000	USD
CY2017Q2	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	0	USD
CY2017Q2	us-gaap	Professional Fees ProfessionalFees	11800000	USD
	us-gaap	Payments For Origination And Purchases Of Loans Held For Sale PaymentsForOriginationAndPurchasesOfLoansHeldForSale	182678000	USD
CY2017Q2	us-gaap	Impaired Financing Receivable Interest Income Accrual Method ImpairedFinancingReceivableInterestIncomeAccrualMethod	6300000	USD
	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	6473000	USD
CY2017Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	9065000	USD
CY2018Q2	fbp	Principal Repayments PrincipalRepayments	700000	USD
CY2017Q4	us-gaap	Securities Purchased Under Agreements To Resell Collateral Obligation To Return Securities SecuritiesPurchasedUnderAgreementsToResellCollateralObligationToReturnSecurities	0	USD
	fbp	Troubled Debt Restructurings Loans Sold TroubledDebtRestructuringsLoansSold	0	USD
CY2018Q2	us-gaap	Derivative Collateral Obligation To Return Cash DerivativeCollateralObligationToReturnCash	-770000	USD
CY2017Q2	fbp	Insurance And Supervisory Fees InsuranceAndSupervisoryFees	4855000	USD
	fbp	Net Charge Credit For Transfer Of Funds NetChargeCreditForTransferOfFunds	0	USD
	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
CY2018Q2	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	27696000	USD
CY2017Q2	fbp	Segment Reporting Information Average Earning Assets SegmentReportingInformationAverageEarningAssets	10980018000	USD
CY2018Q2	us-gaap	Occupancy Net OccupancyNet	13746000	USD
CY2017Q2	fbp	Other Expense Not Allocated OtherExpenseNotAllocated	25608000	USD
CY2017Q4	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	22004000	shares
CY2017Q2	us-gaap	Financing Receivable Modifications Pre Modification Recorded Investment2 FinancingReceivableModificationsPreModificationRecordedInvestment2	13449000	USD
CY2017Q2	us-gaap	Financing Receivables Impaired Troubled Debt Restructuring Write Down FinancingReceivablesImpairedTroubledDebtRestructuringWriteDown	9365000	USD
	fbp	Interest Expense Deposits No Broker Placement Fees InterestExpenseDepositsNoBrokerPlacementFees	31351000	USD
CY2018Q2	us-gaap	Preferred Stock Liquidation Preference PreferredStockLiquidationPreference	25
	us-gaap	Payments For Proceeds From Federal Home Loan Bank Stock PaymentsForProceedsFromFederalHomeLoanBankStock	132000	USD
CY2018Q2	us-gaap	Financing Receivable Modifications Post Modification Recorded Investment2 FinancingReceivableModificationsPostModificationRecordedInvestment2	13228000	USD
CY2017Q1	us-gaap	Financing Receivable Modifications Recorded Investment FinancingReceivableModificationsRecordedInvestment	602364000	USD
CY2017Q2	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Allowance For Loan Losses CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAllowanceForLoanLosses	9446000	USD
CY2018Q2	us-gaap	Securities Sold Under Agreements To Repurchase Asset SecuritiesSoldUnderAgreementsToRepurchaseAsset	200000000	USD
CY2018Q2	fbp	Other Expense Not Allocated OtherExpenseNotAllocated	25706000	USD
CY2018Q2	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	929000	shares
CY2018Q2	us-gaap	Cash And Due From Banks CashAndDueFromBanks	790809000	USD
CY2017Q4	us-gaap	Derivative Liabilities DerivativeLiabilities	324000	USD
CY2018Q1	us-gaap	Impaired Financing Receivable Recorded Investment ImpairedFinancingReceivableRecordedInvestment	746280000	USD
CY2018Q2	fbp	Impaired Financing Receivable Paid Or Partial Payments ImpairedFinancingReceivablePaidOrPartialPayments	17079000	USD
CY2017Q2	fbp	Net Charge Credit For Transfer Of Funds NetChargeCreditForTransferOfFunds	0	USD
	fbp	Derivatives Instruments And Hedging Activities Loss Gain DerivativesInstrumentsAndHedgingActivitiesLossGain	307000	USD
CY2018Q2	fbp	Payment To Be Made On Pro Rata Basis PaymentToBeMadeOnProRataBasis	0.65	pure
	us-gaap	Proceeds From Sale Of Available For Sale Securities ProceedsFromSaleOfAvailableForSaleSecurities	23408000	USD
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	217103000	shares
	us-gaap	Impaired Financing Receivable With No Related Allowance Interest Income Accrual Method ImpairedFinancingReceivableWithNoRelatedAllowanceInterestIncomeAccrualMethod	2727000	USD
	fbp	Financing Receivable Modifications New Troubled Debt Restructurings FinancingReceivableModificationsNewTroubledDebtRestructurings	56647000	USD
CY2018Q2	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	155633000	USD
CY2017Q2	us-gaap	Stockholders Equity StockholdersEquity	1859910000	USD
CY2017Q2	fbp	Loans And Lease Receivables Not Impaired Carrying Amount LoansAndLeaseReceivablesNotImpairedCarryingAmount	7965183000	USD
CY2017Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	216832000	shares
CY2017Q2	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	123904000	USD
CY2017Q4	us-gaap	Derivative Fair Value Of Derivative Asset Amount Offset Against Collateral DerivativeFairValueOfDerivativeAssetAmountOffsetAgainstCollateral	0	USD
CY2016Q4	us-gaap	Other Than Temporary Impairment Credit Losses Recognized In Earnings Credit Losses On Debt Securities Held OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsCreditLossesOnDebtSecuritiesHeld	28981000	USD
	fbp	Financing Receivable Modifications Increases To Existing Troubled Debt Restructurings FinancingReceivableModificationsIncreasesToExistingTroubledDebtRestructurings	6846000	USD
CY2017Q4	us-gaap	Impaired Financing Receivable Related Allowance ImpairedFinancingReceivableRelatedAllowance	51410000	USD
CY2018Q1	us-gaap	Valuation Allowance For Impairment Of Recognized Servicing Assets Balance ValuationAllowanceForImpairmentOfRecognizedServicingAssetsBalance	673000	USD
	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	Q2
CY2017Q1	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Allowance For Loan Losses CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAllowanceForLoanLosses	6857000	USD
CY2018Q2	fbp	Impaired Financing Receivable Increases During Period ImpairedFinancingReceivableIncreasesDuringPeriod	77000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	1217000	USD
CY2017Q2	us-gaap	Other Than Temporary Impairment Credit Losses Recognized In Earnings Additions Additional Credit Losses OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsAdditionsAdditionalCreditLosses	-34420000	USD
CY2018Q2	us-gaap	Junior Subordinated Debenture Owed To Unconsolidated Subsidiary Trust JuniorSubordinatedDebentureOwedToUnconsolidatedSubsidiaryTrust	184150000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	135969000	USD
CY2017Q4	us-gaap	Loans Receivable Held For Sale Net Not Part Of Disposal Group LoansReceivableHeldForSaleNetNotPartOfDisposalGroup	32980000	USD
CY2018Q2	us-gaap	Financing Receivable Recorded Investment Past Due FinancingReceivableRecordedInvestmentPastDue	695536000	USD
	fbp	Effective Tax Rate Pretax Losses EffectiveTaxRatePretaxLosses	0.25	pure
CY2018Q2	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	888399000	USD
CY2018Q2	fbp	Financing Receivable Related General Allowance FinancingReceivableRelatedGeneralAllowance	161167000	USD
CY2018Q2	us-gaap	Loans Receivable Commercial Development LoansReceivableCommercialDevelopment	25039000	USD
CY2017Q1	us-gaap	Servicing Asset At Amortized Value ServicingAssetAtAmortizedValue	26330000	USD
	us-gaap	Valuation Allowance For Impairment Of Recognized Servicing Assets Provisions ValuationAllowanceForImpairmentOfRecognizedServicingAssetsProvisions	65000	USD
	us-gaap	Interest And Dividend Income Securities InterestAndDividendIncomeSecurities	28719000	USD
CY2017Q4	us-gaap	Stockholders Equity StockholdersEquity	1869097000	USD
CY2018Q2	fbp	Other Investment Securities Available For Sale OtherInvestmentSecuritiesAvailableForSale	1794632000	USD
CY2018Q2	us-gaap	Federal Home Loan Bank Advances General Debt Obligations Disclosures Amount Of Available Unused Funds FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresAmountOfAvailableUnusedFunds	491600000000	USD
CY2017	fbp	Loans Considered To Be Defaulted If Borrower Has Failed To Make Payment For Period Or More Than Period LoansConsideredToBeDefaultedIfBorrowerHasFailedToMakePaymentForPeriodOrMoreThanPeriod	P0Y2M29D
CY2018Q2	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	731000	USD
	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2017Q2	fbp	Impaired Financing Receivable Paid Or Partial Payments ImpairedFinancingReceivablePaidOrPartialPayments	25041000	USD
	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	305051000	USD
CY2017Q1	fbp	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Carrying Amount CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesCarryingAmount	163100000	USD
CY2018Q2	fbp	Threshold Mortgage Loans Principal Amount Puerto Rico Housing Financing Authority ThresholdMortgageLoansPrincipalAmountPuertoRicoHousingFinancingAuthority	75000000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	4026000	USD
	fbp	Consolidated Average Assets ConsolidatedAverageAssets	12251160000	USD
	fbp	Other Expense Not Allocated OtherExpenseNotAllocated	53872000	USD
CY2017Q2	us-gaap	Cash And Due From Banks CashAndDueFromBanks	422150000	USD
CY2018Q2	us-gaap	Loans Receivable Net LoansReceivableNet	8499071000	USD
	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	132879000	USD
	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:530.25pt;text-align:left;vertical-align:bottom;border-color:Black;min-width:530.25pt;' ><font style='font-family:Times New Roman;font-size:10pt;color:#000000;' >Securities sold under agreements to repurchase (repurchase agreements) as of the dates indicated consisted of the following:</font></td></tr><tr style='height:9pt;' ><td style='width:21pt;text-align:left;vertical-align:bottom;border-color:Black;min-width:21pt;' ><font style='font-family:Arial;font-size:10pt;color:#000000;' ></font></td><td style='width:285pt;text-align:left;vertical-align:bottom;border-color:Black;min-width:285pt;' ><font style='font-family:Times New Roman;font-size:10pt;color:#000000;' ></font></td><td colspan='2' rowspan='1' style='width:106.5pt;text-align:center;vertical-align:bottom;border-color:Black;min-width:106.5pt;' ><font style='font-family:Times New Roman;font-size:9pt;font-weight:bold;color:#000000;' ></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:102.75pt;text-align:center;vertical-align:bottom;border-color:Black;min-width:102.75pt;' ><font style='font-family:Times New Roman;font-size:9pt;font-weight:bold;color:#000000;' ></font></td></tr><tr style='height:11.25pt;' ><td colspan='2' rowspan='1' style='width:306pt;text-align:left;vertical-align:middle;border-color:Black;min-width:306pt;' ><font style='font-family:Times New Roman;font-size:10pt;color:#000000;' ></font></td><td colspan='2' rowspan='1' style='width:106.5pt;border-bottom-style:solid;border-bottom-width:2;text-align:center;vertical-align:bottom;border-color:Black;min-width:106.5pt;' ><font style='font-family:Times New Roman;font-size:9pt;font-weight:bold;color:#000000;' >June 30, 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:102.75pt;border-bottom-style:solid;border-bottom-width:2;text-align:center;vertical-align:bottom;border-color:Black;min-width:102.75pt;' ><font style='font-family:Times New Roman;font-size:9pt;font-weight:bold;color:#000000;' >December 31, 2017</font></td></tr><tr style='height:12.75pt;' ><td colspan='2' rowspan='1' style='width:306pt;text-align:left;vertical-align:middle;border-color:Black;min-width:306pt;' ><font style='font-family:Times New Roman;font-size:10pt;color:#000000;' >(Dollars in thousands)</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:97.5pt;text-align:left;vertical-align:middle;border-color:Black;min-width:97.5pt;' ><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:93.75pt;text-align:left;vertical-align:middle;border-color:Black;min-width:93.75pt;' ><font style='font-family:Times New Roman;font-size:10pt;color:#000000;' ></font></td></tr><tr style='height:12.75pt;' ><td colspan='2' rowspan='1' style='width:306pt;text-align:left;vertical-align:middle;background-color:#CCEEFF;border-color:Black;min-width:306pt;' ><font style='font-family:Times New Roman;font-size:10pt;color:#000000;' >Short-term fixed-rate repurchase agreement with a rate of 1.53%</font></td><td style='width:9pt;text-align:left;vertical-align:middle;background-color:#CCEEFF;border-color:Black;min-width:9pt;' ><font style='font-family:Times New Roman;font-size:10pt;color:#000000;' >$</font></td><td style='width:97.5pt;text-align:right;vertical-align:middle;background-color:#CCEEFF;border-color:Black;min-width:97.5pt;' ><font style='font-family:Times New Roman;font-size:10pt;color:#000000;' >-</font></td><td style='width:15pt;text-align:left;vertical-align:middle;background-color:#CCEEFF;border-color:Black;min-width:15pt;' ><font style='font-family:Times New Roman;font-size:10pt;color:#000000;' ></font></td><td style='width:9pt;text-align:left;vertical-align:middle;background-color:#CCEEFF;border-color:Black;min-width:9pt;' ><font style='font-family:Times New Roman;font-size:10pt;color:#000000;' >$</font></td><td style='width:93.75pt;text-align:right;vertical-align:middle;background-color:#CCEEFF;border-color:Black;min-width:93.75pt;' ><font style='font-family:Times New Roman;font-size:10pt;color:#000000;' >100,000</font></td></tr><tr style='height:12.75pt;' ><td colspan='2' rowspan='1' style='width:306pt;text-align:left;vertical-align:middle;border-color:Black;min-width:306pt;' ><font style='font-family:Times New Roman;font-size:10pt;color:#000000;' >Long-term fixed-rate repurchase agreements, </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:97.5pt;text-align:left;vertical-align:middle;border-color:Black;min-width:97.5pt;' ><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:93.75pt;text-align:left;vertical-align:middle;border-color:Black;min-width:93.75pt;' ><font style='font-family:Times New Roman;font-size:10pt;color:#000000;' ></font></td></tr><tr style='height:12.75pt;' ><td colspan='2' rowspan='1' style='width:306pt;text-align:left;vertical-align:middle;border-color:Black;min-width:306pt;' ><font style='font-family:Times New Roman;font-size:10pt;color:#000000;' > interest ranging from 1.96% to 2.26% </font><sup><font style='font-family:Times New Roman;font-size:8pt;color:#000000;' >(1)(2)</font></sup></td><td style='width:9pt;border-bottom-style:solid;border-bottom-width:1;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:97.5pt;border-bottom-style:solid;border-bottom-width:1;text-align:right;vertical-align:middle;border-color:Black;min-width:97.5pt;' ><font style='font-family:Times New Roman;font-size:10pt;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:10pt;color:#000000;' ></font></td><td style='width:9pt;border-bottom-style:solid;border-bottom-width:1;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:93.75pt;border-bottom-style:solid;border-bottom-width:1;text-align:right;vertical-align:middle;border-color:Black;min-width:93.75pt;' ><font style='font-family:Times New Roman;font-size:10pt;color:#000000;' >200,000</font></td></tr><tr style='height:12.75pt;' ><td style='width:21pt;text-align:left;vertical-align:middle;background-color:#CCEEFF;border-color:Black;min-width:21pt;' ><font style='font-family:Times New Roman;font-size:10pt;color:#000000;' ></font></td><td style='width:285pt;text-align:left;vertical-align:middle;background-color:#CCEEFF;border-color:Black;min-width:285pt;' ><font style='font-family:Times New Roman;font-size:10pt;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:left;vertical-align:middle;background-color:#CCEEFF;border-color:Black;min-width:9pt;' ><font style='font-family:Times New Roman;font-size:10pt;color:#000000;' >$</font></td><td style='width:97.5pt;border-top-style:solid;border-top-width:1;border-bottom-style:double;border-bottom-width:3;text-align:right;vertical-align:middle;background-color:#CCEEFF;border-color:Black;min-width:97.5pt;' ><font style='font-family:Times New Roman;font-size:10pt;color:#000000;' >200,000</font></td><td style='width:15pt;text-align:left;vertical-align:middle;background-color:#CCEEFF;border-color:Black;min-width:15pt;' ><font style='font-family:Times New Roman;font-size:10pt;color:#000000;' ></font></td><td style='width:9pt;border-top-style:solid;border-top-width:1;border-bottom-style:double;border-bottom-width:3;text-align:left;vertical-align:middle;background-color:#CCEEFF;border-color:Black;min-width:9pt;' ><font style='font-family:Times New Roman;font-size:10pt;color:#000000;' >$</font></td><td style='width:93.75pt;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:93.75pt;' ><font style='font-family:Times New Roman;font-size:10pt;color:#000000;' >300,000</font></td></tr><tr style='height:4.5pt;' ><td style='width:21pt;text-align:left;vertical-align:middle;border-color:Black;min-width:21pt;' ><font style='font-family:Times New Roman;font-size:10pt;color:#000000;' ></font></td><td style='width:285pt;text-align:left;vertical-align:middle;border-color:Black;min-width:285pt;' ><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:center;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:97.5pt;border-top-style:double;border-top-width:3;text-align:left;vertical-align:middle;border-color:Black;min-width:97.5pt;' ><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:center;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:93.75pt;border-top-style:double;border-top-width:3;text-align:left;vertical-align:middle;border-color:Black;min-width:93.75pt;' ><font style='font-family:Times New Roman;font-size:10pt;color:#000000;' ></font></td></tr><tr style='height:23.25pt;' ><td style='width:21pt;text-align:right;vertical-align:top;border-color:Black;min-width:21pt;' ><font style='font-family:Times New Roman;font-size:8pt;color:#000000;' >(1)</font></td><td colspan='6' rowspan='1' style='width:509.25pt;text-align:left;vertical-align:top;border-color:Black;min-width:509.25pt;' ><font style='font-family:Times New Roman;font-size:8pt;color:#000000;' >Reported net of securities purchased under agreements to repurchase (reverse repurchase agreements) by counterparty, when applicable, pursuant to Topic ASC 210-20-45-11.</font></td></tr><tr style='height:24pt;' ><td style='width:21pt;text-align:right;vertical-align:top;border-color:Black;min-width:21pt;' ><font style='font-family:Times New Roman;font-size:8pt;color:#000000;' >(2)</font></td><td colspan='6' rowspan='1' style='width:509.25pt;text-align:left;vertical-align:top;border-color:Black;min-width:509.25pt;' ><font style='font-family:Times New Roman;font-size:8pt;color:#000000;' >As of June 30, 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 July 19, 2018. Subsequent to June 30, 2018, no lender has exercised its call option on repurchase agreements. </font></td></tr><tr style='height:9pt;' ><td style='width:21pt;text-align:left;vertical-align:bottom;border-color:Black;min-width:21pt;' ><font style='font-family:Arial;font-size:10pt;color:#000000;' ></font></td><td style='width:285pt;text-align:left;vertical-align:middle;border-color:Black;min-width:285pt;' ><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:97.5pt;text-align:left;vertical-align:middle;border-color:Black;min-width:97.5pt;' ><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:93.75pt;text-align:left;vertical-align:middle;border-color:Black;min-width:93.75pt;' ><font style='font-family:Times New Roman;font-size:10pt;color:#000000;' ></font></td></tr></table></div>
CY2017Q2	us-gaap	Financing Receivable Modifications Post Modification Recorded Investment2 FinancingReceivableModificationsPostModificationRecordedInvestment2	13368000	USD
CY2017Q4	us-gaap	Impaired Financing Receivable With No Related Allowance Recorded Investment ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment	213046000	USD
CY2018Q2	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	222035000	USD
	us-gaap	Contractually Specified Servicing Fees Late Fees And Ancillary Fees Earned In Exchange For Servicing Financial Assets ContractuallySpecifiedServicingFeesLateFeesAndAncillaryFeesEarnedInExchangeForServicingFinancialAssets	4459000	USD
	us-gaap	Valuation Allowance For Impairment Of Recognized Servicing Assets Aggregate Write Downs ValuationAllowanceForImpairmentOfRecognizedServicingAssetsAggregateWriteDowns	357000	USD
CY2018Q1	us-gaap	Financing Receivable Modifications Recorded Investment FinancingReceivableModificationsRecordedInvestment	572376000	USD
CY2017Q2	us-gaap	Interest Expense InterestExpense	23470000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	105766000	USD
CY2017Q4	us-gaap	Derivative Asset Securities Purchased Under Agreements To Resell Securities Borrowed Amount Offset Against Collateral DerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowedAmountOffsetAgainstCollateral	0	USD
	fbp	Property Plant And Equipment Transferred To Other Assets PropertyPlantAndEquipmentTransferredToOtherAssets	1185000	USD
	fbp	Late Charges And Prepayment Penalties LateChargesAndPrepaymentPenalties	237000	USD
	us-gaap	Stock Issued During Period Shares Restricted Stock Award Gross StockIssuedDuringPeriodSharesRestrictedStockAwardGross	342439	shares
CY2017Q4	invest	Derivative Notional Amount DerivativeNotionalAmount	208020000	USD
	fbp	Impaired Financing Receivable Paid Or Partial Payments ImpairedFinancingReceivablePaidOrPartialPayments	37784000	USD
	fbp	All Other Fees AllOtherFees	0	USD
CY2017Q4	us-gaap	Available For Sale Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	18440000	USD
	fbp	Financing Receivable Modifications Troubled Debt Restructurings Paid Or Partial Paid FinancingReceivableModificationsTroubledDebtRestructuringsPaidOrPartialPaid	35733000	USD
CY2018Q1	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	225856000	USD
	us-gaap	Other Than Temporary Impairment Losses Investments Portion Recognized In Earnings Net OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet	0	USD
CY2017Q4	us-gaap	Impaired Financing Receivable Unpaid Principal Balance ImpairedFinancingReceivableUnpaidPrincipalBalance	970566000	USD
	fbp	Derivatives Instruments And Hedging Activities Loss Gain DerivativesInstrumentsAndHedgingActivitiesLossGain	-103000	USD
CY2018Q2	us-gaap	Securities Purchased Under Agreements To Resell Liability SecuritiesPurchasedUnderAgreementsToResellLiability	200000000	USD
CY2017Q4	us-gaap	Derivative Assets DerivativeAssets	312000	USD
CY2016Q4	us-gaap	Impaired Financing Receivable Recorded Investment ImpairedFinancingReceivableRecordedInvestment	887905000	USD
CY2018Q2	fbp	Reserve For Unfunded Loan Commitments ReserveForUnfundedLoanCommitments	200000	USD
	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	202915000	USD
CY2018Q2	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	12384862000	USD
CY2018Q2	fbp	Dividend Income From Federal Home Land Bank Stock DividendIncomeFromFederalHomeLandBankStock	700000	USD
	us-gaap	Other Interest And Dividend Income OtherInterestAndDividendIncome	1211000	USD
CY2018Q2	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	-7151000	USD
CY2017Q4	us-gaap	Loans And Leases Receivable Impaired Nonperforming Nonaccrual Of Interest LoansAndLeasesReceivableImpairedNonperformingNonaccrualOfInterest	489554000	USD
CY2018Q2	fbp	Impaired Financing Receivable Determined During Period ImpairedFinancingReceivableDeterminedDuringPeriod	34273000	USD
	us-gaap	Payments To Acquire Available For Sale Securities PaymentsToAcquireAvailableForSaleSecurities	12440000	USD
CY2017Q4	us-gaap	Advances From Federal Home Loan Banks AdvancesFromFederalHomeLoanBanks	715000000	USD
CY2017Q2	fbp	Financing Receivable Modifications Troubled Debt Restructurings Paid Or Partial Paid FinancingReceivableModificationsTroubledDebtRestructuringsPaidOrPartialPaid	22004000	USD
CY2018Q2	us-gaap	Valuation Allowance For Impairment Of Recognized Servicing Assets Period Increase Decrease ValuationAllowanceForImpairmentOfRecognizedServicingAssetsPeriodIncreaseDecrease	617000	USD
	us-gaap	Other Than Temporary Impairment Losses Investments Portion In Other Comprehensive Income Loss Before Tax Portion Attributable To Parent Availableforsale Securities OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParentAvailableforsaleSecurities	0	USD
CY2018Q2	fbp	Percentage Of Weighted Average Yield With Third Party PercentageOfWeightedAverageYieldWithThirdParty	0.0451	pure
	fbp	Impaired Financing Receivable Increases During Period ImpairedFinancingReceivableIncreasesDuringPeriod	7075000	USD
	fbp	Legal Surplus Reserve Rate LegalSurplusReserveRate	0.1	pure
CY2017Q4	us-gaap	Liabilities Liabilities	10392171000	USD
	us-gaap	Interest Expense Federal Home Loan Bank And Federal Reserve Bank Advances Long Term InterestExpenseFederalHomeLoanBankAndFederalReserveBankAdvancesLongTerm	6782000	USD
CY2017	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	832155000	USD
CY2018Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	66897000	USD
	us-gaap	Other Than Temporary Impairment Credit Losses Recognized In Earnings Additions Additional Credit Losses OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsAdditionsAdditionalCreditLosses	-34420000	USD
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	52201000	USD
	fbp	Accretion Of Premium From Acquisitions AccretionOfPremiumFromAcquisitions	38000	USD
CY2017Q4	us-gaap	Securities Purchased Under Agreements To Resell Liability SecuritiesPurchasedUnderAgreementsToResellLiability	200000000	USD
CY2017Q4	us-gaap	Derivative Collateral Obligation To Return Cash DerivativeCollateralObligationToReturnCash	0	USD
	fbp	Provsion For Loan Losses Expensed Impaired Loans ProvsionForLoanLossesExpensedImpairedLoans	28456000	USD
CY2018Q2	us-gaap	Derivative Asset Securities Purchased Under Agreements To Resell Securities Borrowed Collateral Obligation To Return Securities DerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowedCollateralObligationToReturnSecurities	29000	USD
CY2018Q2	us-gaap	Noninterest Bearing Deposit Liabilities NoninterestBearingDepositLiabilities	2317149000	USD
	fbp	Impaired Financing Receivable Determined During Period ImpairedFinancingReceivableDeterminedDuringPeriod	38604000	USD
	us-gaap	Share Based Compensation ShareBasedCompensation	3599000	USD
CY2017Q2	us-gaap	Amortization Of Mortgage Servicing Rights Ms Rs AmortizationOfMortgageServicingRightsMSRs	977000	USD
CY2017Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	9290000	USD
CY2018Q2	fbp	Financing Receivable Allowance For Credit Losses Write Offs Impaired Loans FinancingReceivableAllowanceForCreditLossesWriteOffsImpairedLoans	13207000	USD
CY2018Q2	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	23587000	USD
	fbp	Period Of Residential Mortgage Loan That Are No Longer Accruing Interest PeriodOfResidentialMortgageLoanThatAreNoLongerAccruingInterest	P1Y3M0D
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
	us-gaap	Valuation Allowances And Reserves Recoveries ValuationAllowancesAndReservesRecoveries	7168000	USD
CY2017Q4	us-gaap	Securities Purchased Under Agreements To Resell Amount Offset Against Collateral SecuritiesPurchasedUnderAgreementsToResellAmountOffsetAgainstCollateral	0	USD
CY2017Q4	us-gaap	Available For Sale Securities Amortized Cost AvailableForSaleSecuritiesAmortizedCost	1903878000	USD
CY2017Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	2000000000	shares
	us-gaap	Impairment Of Investments ImpairmentOfInvestments	12231000	USD
CY2017Q4	us-gaap	Loans Receivable Net LoansReceivableNet	8651613000	USD
CY2018Q2	us-gaap	Interest Bearing Deposits In Banks InterestBearingDepositsInBanks	300000	USD
CY2018Q2	fbp	Late Charges And Prepayment Penalties LateChargesAndPrepaymentPenalties	146000	USD
CY2018Q2	us-gaap	Available For Sale Securities Amortized Cost AvailableForSaleSecuritiesAmortizedCost	2080364000	USD
CY2018Q2	us-gaap	Servicing Asset At Fair Value Amount ServicingAssetAtFairValueAmount	31953000	USD
CY2018Q2	fbp	Percentage Of Debt Securities Government And Government Sponsored Agencies PercentageOfDebtSecuritiesGovernmentAndGovernmentSponsoredAgencies	0.99	pure
	us-gaap	Gain Loss On Sale Of Securities Net GainLossOnSaleOfSecuritiesNet	0	USD
CY2018Q2	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	1433000	USD
CY2018Q2	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	144507000	USD
CY2017Q4	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue	823506000	USD
CY2017Q4	us-gaap	Impaired Financing Receivable With Related Allowance Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment	577262000	USD
	us-gaap	Proceeds From Sale And Collection Of Loans Heldforsale ProceedsFromSaleAndCollectionOfLoansHeldforsale	188890000	USD
	fbp	Portion Of Other Than Temporary Impairment Losses Recognized In Other Comprehensive Income PortionOfOtherThanTemporaryImpairmentLossesRecognizedInOtherComprehensiveIncome	0	USD
CY2018Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.14
CY2018Q2	us-gaap	Impaired Financing Receivable Unpaid Principal Balance ImpairedFinancingReceivableUnpaidPrincipalBalance	899818000	USD
CY2018Q2	us-gaap	Impaired Financing Receivable Interest Income Cash Basis Method ImpairedFinancingReceivableInterestIncomeCashBasisMethod	776000	USD
	fbp	Foreclosures Of Troubled Debt Restructurings ForeclosuresOfTroubledDebtRestructurings	20521000	USD
CY2017Q2	fbp	Foreclosures Of Impaired Loans ForeclosuresOfImpairedLoans	21233000	USD
	dei	Document Period End Date DocumentPeriodEndDate	2018-06-30
CY2017Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	895208000	USD
	us-gaap	Increase Decrease In Interest Payable Net IncreaseDecreaseInInterestPayableNet	567000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	158272000	USD
CY2018Q2	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	1
CY2017Q2	us-gaap	Taxes Excluding Income And Excise Taxes TaxesExcludingIncomeAndExciseTaxes	3745000	USD
	us-gaap	Gain Loss On Sale Of Investments GainLossOnSaleOfInvestments	371000	USD
	fbp	Effective Income Tax Rate Excluding Discrete Items EffectiveIncomeTaxRateExcludingDiscreteItems	0.25	pure
	fbp	Amortization Of Premiums And Discounts On Deferred Loan Fees And Costs AmortizationOfPremiumsAndDiscountsOnDeferredLoanFeesAndCosts	-3937000	USD
	fbp	Financing Receivable Modifications Troubled Debt Restructurings Paid Or Partial Paid FinancingReceivableModificationsTroubledDebtRestructuringsPaidOrPartialPaid	34927000	USD
CY2018Q2	fbp	Financing Receivable Modifications Increases To Existing Troubled Debt Restructurings FinancingReceivableModificationsIncreasesToExistingTroubledDebtRestructurings	75000	USD
	us-gaap	Fair Value Inputs Loss Severity FairValueInputsLossSeverity	0.04	pure
CY2017Q1	us-gaap	Other Than Temporary Impairment Losses Investments Availableforsale Securities Portion Recognized In Earnings Net Qualitative Disclosures Default Rate OtherThanTemporaryImpairmentLossesInvestmentsAvailableforsaleSecuritiesPortionRecognizedInEarningsNetQualitativeDisclosuresDefaultRate	1	pure
	dei	Trading Symbol TradingSymbol	fbp
CY2016Q4	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue	22914000	USD
	us-gaap	Impaired Financing Receivable With Related Allowance Interest Income Cash Basis Method ImpairedFinancingReceivableWithRelatedAllowanceInterestIncomeCashBasisMethod	919000	USD
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Held To Maturity Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities	141000	USD
	us-gaap	Gain Loss On Sale Of Securities Net GainLossOnSaleOfSecuritiesNet	371000	USD
	fbp	Principal Repayments PrincipalRepayments	3889000	USD
CY2017Q2	fbp	Interest Income Impaired Loans InterestIncomeImpairedLoans	6800000	USD
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	1868000	USD
	us-gaap	Valuation Allowance For Impairment Of Recognized Servicing Assets Recoveries ValuationAllowanceForImpairmentOfRecognizedServicingAssetsRecoveries	0	USD
CY2018Q2	fbp	Insurance And Supervisory Fees InsuranceAndSupervisoryFees	3701000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-63042000	USD
CY2017Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.1
CY2017Q2	fbp	Other Than Temporary Impairment Non Credit Losses Reductions Securities Sold OtherThanTemporaryImpairmentNonCreditLossesReductionsSecuritiesSold	5678000	USD
CY2018Q2	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	222035000	USD
CY2018Q2	us-gaap	Financing Receivable Recorded Investment Current FinancingReceivableRecordedInvestmentCurrent	7792513000	USD
	us-gaap	Valuation Allowance For Impairment Of Recognized Servicing Assets Aggregate Write Downs ValuationAllowanceForImpairmentOfRecognizedServicingAssetsAggregateWriteDowns	37000	USD
	us-gaap	Other Interest And Dividend Income OtherInterestAndDividendIncome	5619000	USD
CY2017Q2	fbp	Other Than Temporary Impairment Losses Subsequent Unrealized Gain On Debt Securities OtherThanTemporaryImpairmentLossesSubsequentUnrealizedGainOnDebtSecurities	1127000	USD
	us-gaap	Professional Fees ProfessionalFees	20253000	USD
	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	246453000	USD
	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	40080000	USD
CY2017Q2	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Provision For Loan Losses1 CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesProvisionForLoanLosses1	2589000	USD
	fbp	Net Loss On Real Estate Owned Operations NetLossOnRealEstateOwnedOperations	5845000	USD
CY2017Q2	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	37063000	USD
CY2018Q2	us-gaap	Other Assets OtherAssets	432463000	USD
CY2017Q2	us-gaap	Financing Receivable Modifications Recorded Investment FinancingReceivableModificationsRecordedInvestment	568543000	USD
	us-gaap	Impaired Financing Receivable With No Related Allowance Average Recorded Investment ImpairedFinancingReceivableWithNoRelatedAllowanceAverageRecordedInvestment	234017000	USD
	us-gaap	Servicing Asset At Amortized Value Additions ServicingAssetAtAmortizedValueAdditions	2025000	USD
	us-gaap	Proceeds From Sale Of Foreclosed Assets ProceedsFromSaleOfForeclosedAssets	24484000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-31492000	USD
	us-gaap	Transfer To Other Real Estate TransferToOtherRealEstate	30194000	USD
CY2017Q2	fbp	Interest Expense Deposits No Broker Placement Fees InterestExpenseDepositsNoBrokerPlacementFees	15883000	USD
CY2018Q2	us-gaap	Noninterest Income NoninterestIncome	20472000	USD
CY2017Q4	us-gaap	Impaired Financing Receivable With Related Allowance Unpaid Principal Balance ImpairedFinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalance	680648000	USD
	us-gaap	Interest Expense Federal Funds Purchased And Securities Sold Under Agreements To Repurchase InterestExpenseFederalFundsPurchasedAndSecuritiesSoldUnderAgreementsToRepurchase	5388000	USD
CY2018Q2	us-gaap	Fees And Commissions Depositor Accounts FeesAndCommissionsDepositorAccounts	5344000	USD
	us-gaap	Dividends Preferred Stock Cash DividendsPreferredStockCash	1338000	USD
CY2017Q4	us-gaap	Assets Assets	12261268000	USD
CY2017Q2	us-gaap	Fees And Commissions Depositor Accounts FeesAndCommissionsDepositorAccounts	5803000	USD
CY2018Q2	us-gaap	Interest Bearing Domestic Deposit Checking InterestBearingDomesticDepositChecking	1328540000	USD
CY2018Q2	fbp	Portion Of Other Than Temporary Impairment Losses Recognized In Other Comprehensive Income PortionOfOtherThanTemporaryImpairmentLossesRecognizedInOtherComprehensiveIncome	0	USD
CY2017Q4	fbp	Commercian Loans Collaterized By Real Estate CommercianLoansCollaterizedByRealEstate	833500000	USD
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	174574000	USD
CY2018Q2	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	2200000	USD
	us-gaap	Proceeds From Insurance Settlement Investing Activities ProceedsFromInsuranceSettlementInvestingActivities	5118000	USD
CY2018Q2	fbp	Financing Receivable Modifications Troubled Debt Restructurings Paid Or Partial Paid FinancingReceivableModificationsTroubledDebtRestructuringsPaidOrPartialPaid	16108000	USD
	fbp	Insurance And Supervisory Fees InsuranceAndSupervisoryFees	7556000	USD
	fbp	Other Than Temporary Impairment Non Credit Losses Reductions Securities Sold OtherThanTemporaryImpairmentNonCreditLossesReductionsSecuritiesSold	5678000	USD
CY2017Q2	fbp	Segment Reporting Information Average Non Earning Assets SegmentReportingInformationAverageNonEarningAssets	900622000	USD
	fbp	Troubled Debt Restructurings Loans Sold TroubledDebtRestructuringsLoansSold	-53245000	USD
	us-gaap	Noninterest Expense NoninterestExpense	176951000	USD
CY2017Q2	fbp	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Carrying Amount CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesCarryingAmount	160368000	USD
	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	172004000	USD
	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Provision For Loan Losses1 CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesProvisionForLoanLosses1	2589000	USD
CY2018Q2	us-gaap	Assets Assets	12384862000	USD
CY2018Q2	us-gaap	Treasury Stock Shares TreasuryStockShares	4538613	shares
CY2018Q2	fbp	Credit And Debit Processing Fees CreditAndDebitProcessingFees	3766000	USD
CY2017Q4	us-gaap	Treasury Stock Shares TreasuryStockShares	4104303	shares
	us-gaap	Increase Decrease In Federal Funds Purchased And Securities Sold Under Agreements To Repurchase Net IncreaseDecreaseInFederalFundsPurchasedAndSecuritiesSoldUnderAgreementsToRepurchaseNet	-100000000	USD
CY2018Q2	us-gaap	Valuation Allowance For Impairment Of Recognized Servicing Assets Aggregate Write Downs ValuationAllowanceForImpairmentOfRecognizedServicingAssetsAggregateWriteDowns	20000	USD
CY2018Q2	fbp	Other Held To Maturity Securities OtherHeldToMaturitySecurities	150486000	USD
	us-gaap	Proceeds From Principal Repayments On Loans And Leases Held For Investment ProceedsFromPrincipalRepaymentsOnLoansAndLeasesHeldForInvestment	1362537000	USD
CY2017Q2	fbp	Troubled Debt Restructurings Loans Sold TroubledDebtRestructuringsLoansSold	0	USD
	us-gaap	Impaired Financing Receivable With No Related Allowance Interest Income Cash Basis Method ImpairedFinancingReceivableWithNoRelatedAllowanceInterestIncomeCashBasisMethod	470000	USD
CY2018Q2	fbp	Loans With General Allowance Recorded Investment LoansWithGeneralAllowanceRecordedInvestment	7747915000	USD
	us-gaap	Proceeds From Insurance Settlement Investing Activities ProceedsFromInsuranceSettlementInvestingActivities	0	USD
	us-gaap	Depreciation And Amortization DepreciationAndAmortization	7686000	USD
	fbp	Noninterest Income For Reportable Segments NoninterestIncomeForReportableSegments	28792000	USD
CY2018Q2	us-gaap	Derivative Asset Securities Purchased Under Agreements To Resell Securities Borrowed Amount Offset Against Collateral DerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowedAmountOffsetAgainstCollateral	0	USD
CY2018Q2	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	50000000	shares
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CY2017	us-gaap	Fair Value Inputs Loss Severity FairValueInputsLossSeverity	0.03	pure
CY2017Q2	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	432564000	USD
CY2018Q2	fbp	Noninterest Income For Reportable Segments NoninterestIncomeForReportableSegments	20472000	USD
	us-gaap	Transfer To Other Real Estate TransferToOtherRealEstate	22731000	USD
CY2018Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.14
CY2018Q1	fbp	Other Equity Securities Fair Value OtherEquitySecuritiesFairValue	400000	USD
CY2017Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	231843000	USD
	fbp	Transfer Of Impaired Loans Held For Sale To Portfolio Loans TransferOfImpairedLoansHeldForSaleToPortfolioLoans	0	USD
CY2018Q2	fbp	Amortization Of Broker Placement Fees AmortizationOfBrokerPlacementFees	309000	USD
CY2018Q2	us-gaap	Mortgage Loans In Process Of Foreclosure Amount MortgageLoansInProcessOfForeclosureAmount	142600000	USD
	fbp	Securitization Of Mortgage Loans Into Mortgage Backed Securities SecuritizationOfMortgageLoansIntoMortgageBackedSecurities	119800000	USD
CY2018Q2	fbp	Foreclosures Of Troubled Debt Restructurings ForeclosuresOfTroubledDebtRestructurings	3759000	USD
CY2017Q4	us-gaap	Derivative Fair Value Of Derivative Asset Amount Not Offset Against Collateral DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral	305000	USD
CY2018Q2	fbp	Maturity Period Of Loan Acquired MaturityPeriodOfLoanAcquired	P3Y0M0D
	us-gaap	Depreciation And Amortization DepreciationAndAmortization	8230000	USD
CY2018Q2	us-gaap	Securities Sold Under Agreements To Repurchase Collateral Right To Reclaim Cash SecuritiesSoldUnderAgreementsToRepurchaseCollateralRightToReclaimCash	0	USD
CY2018Q2	fbp	Troubled Debt Restructurings Loans Transferred To Held For Sale TroubledDebtRestructuringsLoansTransferredToHeldForSale	0	USD
CY2018Q2	us-gaap	Noncash Or Part Noncash Acquisition Noncash Financial Or Equity Instrument Consideration Warrants Issued1 NoncashOrPartNoncashAcquisitionNoncashFinancialOrEquityInstrumentConsiderationWarrantsIssued1	730571	shares
	fbp	Other Fees And Commissions Credit Cards OtherFeesAndCommissionsCreditCards	10395000	USD
	dei	Document Type DocumentType	10-Q
CY2018Q2	us-gaap	Impaired Financing Receivable With No Related Allowance Interest Income Accrual Method ImpairedFinancingReceivableWithNoRelatedAllowanceInterestIncomeAccrualMethod	1442000	USD
CY2018Q2	us-gaap	Finite Lived Intangible Assets Amortization Expense Remainder Of Fiscal Year FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear	1723000	USD
	fbp	Troubled Debt Restructurings Loans Transferred To Held For Sale TroubledDebtRestructuringsLoansTransferredToHeldForSale	0	USD
	us-gaap	Increase Decrease In Loans Held For Sale IncreaseDecreaseInLoansHeldForSale	558000	USD
CY2017Q2	us-gaap	Accumulated Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	-14625000	USD
CY2018Q2	fbp	Accumulated Other Comprehensive Income Loss Equity Securities Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossEquitySecuritiesAdjustmentNetOfTax	0	USD
CY2017Q2	us-gaap	Interest Expense Deposits InterestExpenseDeposits	16348000	USD
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod	1086822	shares
CY2018Q2	us-gaap	Stockholders Equity StockholdersEquity	1901679000	USD
CY2017	us-gaap	Fair Value Inputs Prepayment Rate FairValueInputsPrepaymentRate	0.164	pure
CY2016Q2	fbp	Interest Expense Accrued Trust Preferred Securities InterestExpenseAccruedTrustPreferredSecurities	31200000	USD
CY2017Q2	us-gaap	Noninterest Income NoninterestIncome	20549000	USD
	fbp	Foreclosures Of Troubled Debt Restructurings ForeclosuresOfTroubledDebtRestructurings	10802000	USD
	us-gaap	Proceeds From Sale Of Other Productive Assets ProceedsFromSaleOfOtherProductiveAssets	1857000	USD
CY2017Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	231843000	USD
	fbp	Interest Income Impaired Loans InterestIncomeImpairedLoans	13600000	USD
CY2018Q2	us-gaap	Impaired Financing Receivable With Related Allowance Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment	513400000	USD
	us-gaap	Interest And Fee Income Loans And Leases InterestAndFeeIncomeLoansAndLeases	270713000	USD
CY2016Q4	us-gaap	Accumulated Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	-34383000	USD
CY2018Q2	fbp	Loans With General Allowance Related Allowance LoansWithGeneralAllowanceRelatedAllowance	161167000	USD
CY2017Q2	fbp	Troubled Debt Restructurings Loans Transferred To Held For Sale TroubledDebtRestructuringsLoansTransferredToHeldForSale	0	USD
	fbp	Other Comprehensive Income Unrealized Holding Gain Loss On Equity Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnEquitySecuritiesArisingDuringPeriodNetOfTax	0	USD
	us-gaap	Transfer Of Loans Held For Sale To Portfolio Loans1 TransferOfLoansHeldForSaleToPortfolioLoans1	385000	USD
CY2018Q2	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Accumulated Loss AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss	51503000	USD
CY2017Q2	us-gaap	Impaired Financing Receivable Recorded Investment ImpairedFinancingReceivableRecordedInvestment	735625000	USD
	fbp	Amount Reclassified Out Of Accumulated Other Comprehensive Income Loss Per Asu201601 AmountReclassifiedOutOfAccumulatedOtherComprehensiveIncomeLossPerAsu201601	0	USD
CY2017Q2	us-gaap	Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax	-371000	USD
CY2018Q2	fbp	Preferred Stock Liquidation Value PreferredStockLiquidationValue	36104000	USD
	us-gaap	Servicing Asset At Amortized Value Amortization1 ServicingAssetAtAmortizedValueAmortization1	1466000	USD
CY2018Q1	us-gaap	Accumulated Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	-44662000	USD
CY2017Q4	fbp	Loans With General Allowance Recorded Investment LoansWithGeneralAllowanceRecordedInvestment	7901994000	USD
CY2018Q2	us-gaap	Liabilities Liabilities	10483183000	USD
	us-gaap	Financing Receivable Modifications Subsequent Default Recorded Investment1 FinancingReceivableModificationsSubsequentDefaultRecordedInvestment1	3242000	USD
	us-gaap	Valuation Allowance For Impairment Of Recognized Servicing Assets Period Increase Decrease ValuationAllowanceForImpairmentOfRecognizedServicingAssetsPeriodIncreaseDecrease	1330000	USD
	fbp	Proceeds From Loans Originated Or Purchased ProceedsFromLoansOriginatedOrPurchased	1498967000	USD
CY2018Q2	fbp	Increase Decrease In Contract With Customer Liability IncreaseDecreaseInContractWithCustomerLiability	-100000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-31499000	USD
	us-gaap	Other Noninterest Expense OtherNoninterestExpense	9047000	USD
	fbp	Other Comprehensive Income Unrealized Holding Gain Loss On Equity Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnEquitySecuritiesArisingDuringPeriodNetOfTax	3000	USD
	fbp	Segment Reporting Information Average Non Earning Assets SegmentReportingInformationAverageNonEarningAssets	943828000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	64347000	USD
CY2018Q2	fbp	Classified And Non Performing Loans Sold ClassifiedAndNonPerformingLoansSold	10400000	USD
CY2017Q4	us-gaap	Accumulated Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	-20608000	USD
CY2017Q2	fbp	Principal Repayments PrincipalRepayments	1839000	USD
CY2018Q2	fbp	Guarantor Obligation Carrying Value GuarantorObligationCarryingValue	15100000	USD
CY2017Q2	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	9434000	USD
	dei	Entity Registrant Name EntityRegistrantName	FIRST BANCORP /PR/
CY2018Q2	us-gaap	Principal Amount Outstanding On Loans Securitized PrincipalAmountOutstandingOnLoansSecuritized	1700000	USD
CY2017Q1	us-gaap	Accumulated Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	-23688000	USD
CY2018Q2	us-gaap	Accumulated Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	-52107000	USD
	us-gaap	Transfer Of Portfolio Loans And Leases To Held For Sale1 TransferOfPortfolioLoansAndLeasesToHeldForSale1	69851000	USD
CY2018Q2	fbp	Foreclosures Of Impaired Loans ForeclosuresOfImpairedLoans	7777000	USD
CY2018Q2	fbp	Shares Used To Cover Strike Price SharesUsedToCoverStrikePrice	555328	shares
	fbp	Insurance Commision Income InsuranceCommisionIncome	5135000	USD
CY2017Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	213900000	shares
CY2018Q2	us-gaap	Other Than Temporary Impairment Credit Losses Recognized In Earnings Period Increase Decrease OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsPeriodIncreaseDecrease	0	USD
CY2017Q2	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	2932000	shares
CY2018Q2	us-gaap	Valuation Allowance For Impairment Of Recognized Servicing Assets Provisions ValuationAllowanceForImpairmentOfRecognizedServicingAssetsProvisions	0	USD
CY2018Q2	fbp	Insurance Commision Income InsuranceCommisionIncome	1780000	USD
CY2018Q2	fbp	Purchase Of Common Stock Warrants Exercise PurchaseOfCommonStockWarrantsExercise	1285899	shares
CY2018Q1	fbp	Accumulated Other Comprehensive Income Loss Equity Securities Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossEquitySecuritiesAdjustmentNetOfTax	0	USD
CY2018Q2	fbp	Amount Reclassified Out Of Accumulated Other Comprehensive Income Loss Per Asu201601 AmountReclassifiedOutOfAccumulatedOtherComprehensiveIncomeLossPerAsu201601	0	USD
CY2018Q2	us-gaap	Other Short Term Investments OtherShortTermInvestments	97290000	USD
CY2016Q4	fbp	Accumulated Other Comprehensive Income Loss Equity Securities Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossEquitySecuritiesAdjustmentNetOfTax	-7000	USD
	us-gaap	Transfer Of Loans Held For Sale To Portfolio Loans1 TransferOfLoansHeldForSaleToPortfolioLoans1	10206000	USD
CY2017Q2	fbp	Financing Receivable Related General Allowance FinancingReceivableRelatedGeneralAllowance	123245000	USD
CY2018Q2	us-gaap	Servicing Assets And Servicing Liabilities At Fair Value Assumptions Used To Estimate Fair Value Weighted Average Life1 ServicingAssetsAndServicingLiabilitiesAtFairValueAssumptionsUsedToEstimateFairValueWeightedAverageLife1	P8Y5M19D
	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	2389000	USD
	us-gaap	Taxes Excluding Income And Excise Taxes TaxesExcludingIncomeAndExciseTaxes	7493000	USD
CY2017Q2	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	27329000	USD
CY2018Q2	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue	17829000	USD
CY2018Q2	us-gaap	Goodwill Goodwill	28100000	USD
	us-gaap	Gain Loss On Sale Of Loans And Leases GainLossOnSaleOfLoansAndLeases	3696000	USD
CY2018Q2	us-gaap	Securities Purchased Under Agreements To Resell Gross SecuritiesPurchasedUnderAgreementsToResellGross	200000000	USD
CY2018Q2	fbp	Other Income Not In Scope Of Topic606 OtherIncomeNotInScopeOfTopic606	5258000	USD
CY2017Q4	us-gaap	Available For Sale Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	11309000	USD
CY2018Q2	us-gaap	Revenues Revenues	150943000	USD
CY2018Q2	fbp	Other Comprehensive Income Unrealized Holding Gain Loss On Equity Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnEquitySecuritiesArisingDuringPeriodNetOfTax	0	USD
	fbp	Merchant Related Income MerchantRelatedIncome	2364000	USD
	us-gaap	Increase Decrease In Loans Held For Sale IncreaseDecreaseInLoansHeldForSale	0	USD
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.29
CY2018Q2	fbp	Accretion Of Premium From Acquisitions AccretionOfPremiumFromAcquisitions	2000	USD
	fbp	Segment Reporting Information Average Non Earning Assets SegmentReportingInformationAverageNonEarningAssets	893785000	USD
CY2015Q2	fbp	Puerto Rico Housing Finance Authority Restricted Net Position PuertoRicoHousingFinanceAuthorityRestrictedNetPosition	77400000	USD
CY2017Q2	us-gaap	Dividends Preferred Stock Cash DividendsPreferredStockCash	669000	USD
CY2017Q2	us-gaap	Interest And Fee Income Loans And Leases InterestAndFeeIncomeLoansAndLeases	132697000	USD
	fbp	Increase Decrease In Contract With Customer Liability IncreaseDecreaseInContractWithCustomerLiability	-200000	USD
CY2018Q2	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-7445000	USD
CY2017Q2	fbp	Accumulated Other Comprehensive Income Loss Equity Securities Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossEquitySecuritiesAdjustmentNetOfTax	-4000	USD
CY2017Q2	us-gaap	Other Noninterest Expense OtherNoninterestExpense	4746000	USD
CY2017Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	37288000	USD
	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	1289000	shares
CY2018Q2	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	8513000	USD
CY2018Q2	us-gaap	Securities Owned Not Readily Marketable SecuritiesOwnedNotReadilyMarketable	43400000	USD
CY2018Q2	us-gaap	Impaired Financing Receivable Interest Income Accrual Method ImpairedFinancingReceivableInterestIncomeAccrualMethod	6554000	USD
CY2017Q2	fbp	Dividend Income From Federal Home Land Bank Stock DividendIncomeFromFederalHomeLandBankStock	500000	USD
CY2017Q2	fbp	Accretion Of Premium From Acquisitions AccretionOfPremiumFromAcquisitions	15000	USD
	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	292602000	USD
CY2018Q2	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Three FiniteLivedIntangibleAssetsAmortizationExpenseYearThree	2851000	USD
CY2018Q2	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	110935000	USD
CY2017Q4	fbp	Foreign Subsidiaries Basel Advanced Approach Asset Requirement ForeignSubsidiariesBaselAdvancedApproachAssetRequirement	10000000000	USD
CY2018Q2	fbp	Service Charges And Fees On Deposits ServiceChargesAndFeesOnDeposits	5344000	USD
CY2017Q2	fbp	Other Comprehensive Income Unrealized Holding Gain Loss On Equity Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnEquitySecuritiesArisingDuringPeriodNetOfTax	2000	USD
CY2018Q2	us-gaap	Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax	0	USD
CY2018Q2	us-gaap	Advances From Federal Home Loan Banks AdvancesFromFederalHomeLoanBanks	715000000	USD
	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	-1090000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	131574000	USD
CY2018Q2	fbp	Callable Debt Securities Held At Premium CallableDebtSecuritiesHeldAtPremium	4000000	USD
CY2018Q2	us-gaap	Preferred Stock Value PreferredStockValue	36104000	USD
	us-gaap	Fair Value Inputs Discount Rate FairValueInputsDiscountRate	0.1461	pure
CY2018Q2	fbp	Other Fees And Commissions Credit Cards OtherFeesAndCommissionsCreditCards	5301000	USD
	fbp	Provsion For Loan Losses Expensed Impaired Loans ProvsionForLoanLossesExpensedImpairedLoans	36195000	USD
CY2017Q4	us-gaap	Other Short Term Investments OtherShortTermInvestments	7289000	USD
	us-gaap	Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax	0	USD
CY2017Q4	fbp	Accumulated Other Comprehensive Income Loss Equity Securities Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossEquitySecuritiesAdjustmentNetOfTax	-6000	USD
CY2017Q1	fbp	Accumulated Other Comprehensive Income Loss Equity Securities Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossEquitySecuritiesAdjustmentNetOfTax	-6000	USD
	fbp	Net Loss On Real Estate Owned Operations NetLossOnRealEstateOwnedOperations	7445000	USD
	fbp	Impaired Loans Sold ImpairedLoansSold	4121000	USD
	fbp	Market To Market Loss MarketToMarketLoss	10000	USD
CY2018Q2	fbp	Merchant Related Income MerchantRelatedIncome	1373000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	7898000	USD
	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	15155000	USD
CY2017Q4	fbp	Preferred Stock Liquidation Value PreferredStockLiquidationValue	36104000	USD
CY2018Q2	us-gaap	Interest Receivable InterestReceivable	47171000	USD
CY2017Q4	us-gaap	Financing Receivable Modifications Recorded Investment FinancingReceivableModificationsRecordedInvestment	587219000	USD
CY2017Q4	us-gaap	Federal Home Loan Bank Stock FederalHomeLoanBankStock	40900000	USD
	us-gaap	Fees And Commissions Depositor Accounts FeesAndCommissionsDepositorAccounts	10432000	USD
CY2018Q2	us-gaap	Financing Receivable Modifications Subsequent Default Recorded Investment1 FinancingReceivableModificationsSubsequentDefaultRecordedInvestment1	1295000	USD
CY2017Q2	fbp	Impaired Loans Sold ImpairedLoansSold	0	USD
CY2017Q2	us-gaap	Servicing Asset At Amortized Value Amortization1 ServicingAssetAtAmortizedValueAmortization1	779000	USD
	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	57056000	USD
	us-gaap	Servicing Fees Net ServicingFeesNet	4355000	USD
	fbp	Other Fees OtherFees	3670000	USD
CY2017Q4	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	2400000	USD
CY2017Q2	us-gaap	Valuation Allowance For Impairment Of Recognized Servicing Assets Period Increase Decrease ValuationAllowanceForImpairmentOfRecognizedServicingAssetsPeriodIncreaseDecrease	-197000	USD
CY2018Q2	fbp	Consolidated Average Assets ConsolidatedAverageAssets	12345459000	USD
CY2018Q2	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	18916000	USD
	us-gaap	Impairment Of Investments ImpairmentOfInvestments	0	USD
	fbp	Principal Repayments PrincipalRepayments	2219000	USD
CY2018Q2	us-gaap	Loans And Leases Receivable Gross Carrying Amount LoansAndLeasesReceivableGrossCarryingAmount	8640291000	USD
	us-gaap	Interest Expense Deposits InterestExpenseDeposits	32320000	USD
CY2018Q2	us-gaap	Gain Loss On Sale Of Securities Net GainLossOnSaleOfSecuritiesNet	0	USD
CY2018Q2	us-gaap	Derivative Asset Fair Value Gross Liability DerivativeAssetFairValueGrossLiability	0	USD
CY2018Q2	fbp	Business Combination Finite Lived Intangible Assets Net BusinessCombinationFiniteLivedIntangibleAssetsNet	3400000	USD
CY2018Q2	fbp	Market To Market Loss MarketToMarketLoss	3000	USD
	us-gaap	Revenues Revenues	298420000	USD
	us-gaap	Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax	11860000	USD

Files In Submission

Name	View Source	Status
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2018 Q2 Form 10-Q Financial Statement

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$FBP FIRST BANCORP /PR/ Stock $fbp

2018 Q2 Form 10-Q Financial Statement

#000105770618000037 Filed on August 09, 2018

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$FBP
FIRST BANCORP /PR/ Stock $fbp