2.4.0.8 Html 562 785 1 false 147 0 false 6 false false R1.htm 0000 - Document - Document and Entity Information Sheet http://www.thebeneficial.com/role/DocumentAndEntityInformation Document and Entity Information false false R2.htm 0010 - Statement - CONSOLIDATED STATEMENTS OF FINANCIAL CONDITION Sheet http://www.thebeneficial.com/role/BalanceSheet CONSOLIDATED STATEMENTS OF FINANCIAL CONDITION false false R3.htm 0015 - Statement - CONSOLIDATED STATEMENTS OF FINANCIAL CONDITION (Parenthetical) Sheet http://www.thebeneficial.com/role/BalanceSheetParenthetical CONSOLIDATED STATEMENTS OF FINANCIAL CONDITION (Parenthetical) false false R4.htm 0020 - Statement - CONSOLIDATED STATEMENTS OF INCOME Sheet http://www.thebeneficial.com/role/StatementOfIncome CONSOLIDATED STATEMENTS OF INCOME false false R5.htm 0030 - Statement - CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME Sheet http://www.thebeneficial.com/role/StatementOfComprehensiveIncome CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME false false R6.htm 0035 - Statement - CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (Parenthetical) Sheet http://www.thebeneficial.com/role/StatementOfComprehensiveIncomeParenthetical CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (Parenthetical) false false R7.htm 0040 - Statement - CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY Sheet http://www.thebeneficial.com/role/StatementOfStockholdersEquity CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY false false R8.htm 0045 - Statement - CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY (Parenthetical) Sheet http://www.thebeneficial.com/role/StatementOfStockholdersEquityParenthetical CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY (Parenthetical) false false R9.htm 0050 - Statement - CONSOLIDATED STATEMENTS OF CASH FLOWS Sheet http://www.thebeneficial.com/role/CashFlows CONSOLIDATED STATEMENTS OF CASH FLOWS false false R10.htm 1010 - Disclosure - NATURE OF OPERATIONS Sheet http://www.thebeneficial.com/role/DisclosureNatureOfOperations NATURE OF OPERATIONS false false R11.htm 1020 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES Sheet http://www.thebeneficial.com/role/DisclosureSummaryOfSignificantAccountingPolicies SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES false false R12.htm 1030 - Disclosure - CHANGES IN AND RECLASSIFICATIONS OUT OF ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) Sheet http://www.thebeneficial.com/role/DisclosureChangesInAndReclassificationsOutOfAccumulatedOtherComprehensiveIncomeLoss CHANGES IN AND RECLASSIFICATIONS OUT OF ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) false false R13.htm 1040 - Disclosure - BUSINESS COMBINATIONS Sheet http://www.thebeneficial.com/role/DisclosureBusinessCombinations BUSINESS COMBINATIONS false false R14.htm 1050 - Disclosure - EARNINGS PER SHARE Sheet http://www.thebeneficial.com/role/DisclosureEarningsPerShare EARNINGS PER SHARE false false R15.htm 1060 - Disclosure - CASH AND DUE FROM BANKS Sheet http://www.thebeneficial.com/role/DisclosureCashAndDueFromBanks CASH AND DUE FROM BANKS false false R16.htm 1070 - Disclosure - INVESTMENT SECURITIES Sheet http://www.thebeneficial.com/role/DisclosureInvestmentSecurities INVESTMENT SECURITIES false false R17.htm 1080 - Disclosure - LOANS Sheet http://www.thebeneficial.com/role/DisclosureLoans LOANS false false R18.htm 1090 - Disclosure - ACCRUED INTEREST RECEIVABLE Sheet http://www.thebeneficial.com/role/DisclosureAccruedInterestReceivable ACCRUED INTEREST RECEIVABLE false false R19.htm 1100 - Disclosure - BANK PREMISES AND EQUIPMENT Sheet http://www.thebeneficial.com/role/DisclosureBankPremisesAndEquipment BANK PREMISES AND EQUIPMENT false false R20.htm 1110 - Disclosure - GOODWILL AND OTHER INTANGIBLES Sheet http://www.thebeneficial.com/role/DisclosureGoodwillAndOtherIntangibles GOODWILL AND OTHER INTANGIBLES false false R21.htm 1120 - Disclosure - OTHER ASSETS Sheet http://www.thebeneficial.com/role/DisclosureOtherAssets OTHER ASSETS false false R22.htm 1130 - Disclosure - DEPOSITS Sheet http://www.thebeneficial.com/role/DisclosureDeposits DEPOSITS false false R23.htm 1140 - Disclosure - BORROWED FUNDS Sheet http://www.thebeneficial.com/role/DisclosureBorrowedFunds BORROWED FUNDS false false R24.htm 1150 - Disclosure - REGULATORY CAPITAL REQUIREMENTS Sheet http://www.thebeneficial.com/role/DisclosureRegulatoryCapitalRequirements REGULATORY CAPITAL REQUIREMENTS false false R25.htm 1160 - Disclosure - INCOME TAXES Sheet http://www.thebeneficial.com/role/DisclosureIncomeTaxes INCOME TAXES false false R26.htm 1170 - Disclosure - PENSION AND OTHER POSTRETIREMENT BENEFIT PLANS Sheet http://www.thebeneficial.com/role/DisclosurePensionAndOtherPostretirementBenefitPlans PENSION AND OTHER POSTRETIREMENT BENEFIT PLANS false false R27.htm 1180 - Disclosure - EMPLOYEE SAVINGS AND STOCK OWNERSHIP PLAN Sheet http://www.thebeneficial.com/role/DisclosureEmployeeSavingsAndStockOwnershipPlan EMPLOYEE SAVINGS AND STOCK OWNERSHIP PLAN false false R28.htm 1190 - Disclosure - STOCK BASED COMPENSATION Sheet http://www.thebeneficial.com/role/DisclosureStockBasedCompensation STOCK BASED COMPENSATION false false R29.htm 1200 - Disclosure - COMMITMENTS AND CONTINGENCIES Sheet http://www.thebeneficial.com/role/DisclosureCommitmentsAndContingencies COMMITMENTS AND CONTINGENCIES false false R30.htm 1210 - Disclosure - FAIR VALUE OF FINANCIAL INSTRUMENTS Sheet http://www.thebeneficial.com/role/DisclosureFairValueOfFinancialInstruments FAIR VALUE OF FINANCIAL INSTRUMENTS false false R31.htm 1220 - Disclosure - EMPLOYEE SEVERANCE CHARGES AND OTHER RESTRUCTURING COSTS Sheet http://www.thebeneficial.com/role/DisclosureEmployeeSeveranceChargesAndOtherRestructuringCosts EMPLOYEE SEVERANCE CHARGES AND OTHER RESTRUCTURING COSTS false false R32.htm 1230 - Disclosure - RELATED PARTY TRANSACTIONS Sheet http://www.thebeneficial.com/role/DisclosureRelatedPartyTransactions RELATED PARTY TRANSACTIONS false false R33.htm 1240 - Disclosure - MORTGAGE SERVICING RIGHTS Sheet http://www.thebeneficial.com/role/DisclosureMortgageServicingRights MORTGAGE SERVICING RIGHTS false false R34.htm 1250 - Disclosure - DERIVATIVE FINANCIAL INSTRUMENTS Sheet http://www.thebeneficial.com/role/DisclosureDerivativeFinancialInstruments DERIVATIVE FINANCIAL INSTRUMENTS false false R35.htm 1260 - Disclosure - PARENT COMPANY FINANCIAL INFORMATION Sheet http://www.thebeneficial.com/role/DisclosureParentCompanyFinancialInformation PARENT COMPANY FINANCIAL INFORMATION false false R36.htm 2020 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Policies) Sheet http://www.thebeneficial.com/role/DisclosureSummaryOfSignificantAccountingPoliciesPolicies SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Policies) false false R37.htm 3030 - Disclosure - CHANGES IN AND RECLASSIFICATIONS OUT OF ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) (Tables) Sheet http://www.thebeneficial.com/role/DisclosureChangesInAndReclassificationsOutOfAccumulatedOtherComprehensiveIncomeLossTables CHANGES IN AND RECLASSIFICATIONS OUT OF ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) (Tables) false false R38.htm 3040 - Disclosure - BUSINESS COMBINATIONS (Tables) Sheet http://www.thebeneficial.com/role/DisclosureBusinessCombinationsTables BUSINESS COMBINATIONS (Tables) false false R39.htm 3050 - Disclosure - EARNINGS PER SHARE (Tables) Sheet http://www.thebeneficial.com/role/DisclosureEarningsPerShareTables EARNINGS PER SHARE (Tables) false false R40.htm 3070 - Disclosure - INVESTMENT SECURITIES (Tables) Sheet http://www.thebeneficial.com/role/DisclosureInvestmentSecuritiesTables INVESTMENT SECURITIES (Tables) false false R41.htm 3080 - Disclosure - LOANS (Tables) Sheet http://www.thebeneficial.com/role/DisclosureLoansTables LOANS (Tables) false false R42.htm 3090 - Disclosure - ACCRUED INTEREST RECEIVABLE (Tables) Sheet http://www.thebeneficial.com/role/DisclosureAccruedInterestReceivableTables ACCRUED INTEREST RECEIVABLE (Tables) false false R43.htm 3100 - Disclosure - BANK PREMISES AND EQUIPMENT (Tables) Sheet http://www.thebeneficial.com/role/DisclosureBankPremisesAndEquipmentTables BANK PREMISES AND EQUIPMENT (Tables) false false R44.htm 3110 - Disclosure - GOODWILL AND OTHER INTANGIBLES (Tables) Sheet http://www.thebeneficial.com/role/DisclosureGoodwillAndOtherIntangiblesTables GOODWILL AND OTHER INTANGIBLES (Tables) false false R45.htm 3120 - Disclosure - OTHER ASSETS (Tables) Sheet http://www.thebeneficial.com/role/DisclosureOtherAssetsTables OTHER ASSETS (Tables) false false R46.htm 3130 - Disclosure - DEPOSITS (Tables) Sheet http://www.thebeneficial.com/role/DisclosureDepositsTables DEPOSITS (Tables) false false R47.htm 3140 - Disclosure - BORROWED FUNDS (Tables) Sheet http://www.thebeneficial.com/role/DisclosureBorrowedFundsTables BORROWED FUNDS (Tables) false false R48.htm 3150 - Disclosure - REGULATORY CAPITAL REQUIREMENTS (Tables) Sheet http://www.thebeneficial.com/role/DisclosureRegulatoryCapitalRequirementsTables REGULATORY CAPITAL REQUIREMENTS (Tables) false false R49.htm 3160 - Disclosure - INCOME TAXES (Tables) Sheet http://www.thebeneficial.com/role/DisclosureIncomeTaxesTables INCOME TAXES (Tables) false false R50.htm 3170 - Disclosure - PENSION AND OTHER POSTRETIREMENT BENEFIT PLANS (Tables) Sheet http://www.thebeneficial.com/role/DisclosurePensionAndOtherPostretirementBenefitPlansTables PENSION AND OTHER POSTRETIREMENT BENEFIT PLANS (Tables) false false R51.htm 3190 - Disclosure - STOCK BASED COMPENSATION (Tables) Sheet http://www.thebeneficial.com/role/DisclosureStockBasedCompensationTables STOCK BASED COMPENSATION (Tables) false false R52.htm 3200 - Disclosure - COMMITMENTS AND CONTINGENCIES (Tables) Sheet http://www.thebeneficial.com/role/DisclosureCommitmentsAndContingenciesTables COMMITMENTS AND CONTINGENCIES (Tables) false false R53.htm 3210 - Disclosure - FAIR VALUE OF FINANCIAL INSTRUMENTS (Tables) Sheet http://www.thebeneficial.com/role/DisclosureFairValueOfFinancialInstrumentsTables FAIR VALUE OF FINANCIAL INSTRUMENTS (Tables) false false R54.htm 3220 - Disclosure - EMPLOYEE SEVERANCE CHARGES AND OTHER RESTRUCTURING COSTS (Tables) Sheet http://www.thebeneficial.com/role/DisclosureEmployeeSeveranceChargesAndOtherRestructuringCostsTables EMPLOYEE SEVERANCE CHARGES AND OTHER RESTRUCTURING COSTS (Tables) false false R55.htm 3240 - Disclosure - MORTGAGE SERVICING RIGHTS (Tables) Sheet http://www.thebeneficial.com/role/DisclosureMortgageServicingRightsTables MORTGAGE SERVICING RIGHTS (Tables) false false R56.htm 3250 - Disclosure - DERIVATIVE FINANCIAL INSTRUMENTS (Tables) Sheet http://www.thebeneficial.com/role/DisclosureDerivativeFinancialInstrumentsTables DERIVATIVE FINANCIAL INSTRUMENTS (Tables) false false R57.htm 3260 - Disclosure - PARENT COMPANY FINANCIAL INFORMATION (Tables) Sheet http://www.thebeneficial.com/role/DisclosureParentCompanyFinancialInformationTables PARENT COMPANY FINANCIAL INFORMATION (Tables) false false R58.htm 4010 - Disclosure - NATURE OF OPERATIONS (Details) Sheet http://www.thebeneficial.com/role/DisclosureNatureOfOperationsDetails NATURE OF OPERATIONS (Details) false false R59.htm 4020 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details) Sheet http://www.thebeneficial.com/role/DisclosureSummaryOfSignificantAccountingPoliciesDetails SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details) false false R60.htm 4021 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details 2) Sheet http://www.thebeneficial.com/role/DisclosureSummaryOfSignificantAccountingPoliciesDetails2 SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details 2) false false R61.htm 4022 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details 3) Sheet http://www.thebeneficial.com/role/DisclosureSummaryOfSignificantAccountingPoliciesDetails3 SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details 3) false false R62.htm 4030 - Disclosure - CHANGES IN AND RECLASSIFICATIONS OUT OF ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) (Details) Sheet http://www.thebeneficial.com/role/DisclosureChangesInAndReclassificationsOutOfAccumulatedOtherComprehensiveIncomeLossDetails CHANGES IN AND RECLASSIFICATIONS OUT OF ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) (Details) false false R63.htm 4031 - Disclosure - CHANGES IN AND RECLASSIFICATIONS OUT OF ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) (Details 2) Sheet http://www.thebeneficial.com/role/DisclosureChangesInAndReclassificationsOutOfAccumulatedOtherComprehensiveIncomeLossDetails2 CHANGES IN AND RECLASSIFICATIONS OUT OF ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) (Details 2) false false R64.htm 4040 - Disclosure - BUSINESS COMBINATIONS (Details) Sheet http://www.thebeneficial.com/role/DisclosureBusinessCombinationsDetails BUSINESS COMBINATIONS (Details) false false R65.htm 4041 - Disclosure - BUSINESS COMBINATIONS (Details 2) Sheet http://www.thebeneficial.com/role/DisclosureBusinessCombinationsDetails2 BUSINESS COMBINATIONS (Details 2) false false R66.htm 4042 - Disclosure - BUSINESS COMBINATIONS (Details 3) Sheet http://www.thebeneficial.com/role/DisclosureBusinessCombinationsDetails3 BUSINESS COMBINATIONS (Details 3) false false R67.htm 4043 - Disclosure - BUSINESS COMBINATIONS (Details 4) Sheet http://www.thebeneficial.com/role/DisclosureBusinessCombinationsDetails4 BUSINESS COMBINATIONS (Details 4) false false R68.htm 4044 - Disclosure - BUSINESS COMBINATIONS (Details 5) Sheet http://www.thebeneficial.com/role/DisclosureBusinessCombinationsDetails5 BUSINESS COMBINATIONS (Details 5) false false R69.htm 4050 - Disclosure - EARNINGS PER SHARE (Details) Sheet http://www.thebeneficial.com/role/DisclosureEarningsPerShareDetails EARNINGS PER SHARE (Details) false false R70.htm 4051 - Disclosure - EARNINGS PER SHARE (Details 2) Sheet http://www.thebeneficial.com/role/DisclosureEarningsPerShareDetails2 EARNINGS PER SHARE (Details 2) false false R71.htm 4060 - Disclosure - CASH AND DUE FROM BANKS (Details) Sheet http://www.thebeneficial.com/role/DisclosureCashAndDueFromBanksDetails CASH AND DUE FROM BANKS (Details) false false R72.htm 4070 - Disclosure - INVESTMENT SECURITIES (Details) Sheet http://www.thebeneficial.com/role/DisclosureInvestmentSecuritiesDetails INVESTMENT SECURITIES (Details) false false R73.htm 4071 - Disclosure - INVESTMENT SECURITIES (Details 2) Sheet http://www.thebeneficial.com/role/DisclosureInvestmentSecuritiesDetails2 INVESTMENT SECURITIES (Details 2) false false R74.htm 4072 - Disclosure - INVESTMENT SECURITIES (Details 3) Sheet http://www.thebeneficial.com/role/DisclosureInvestmentSecuritiesDetails3 INVESTMENT SECURITIES (Details 3) false false R75.htm 4073 - Disclosure - INVESTMENT SECURITIES (Details 4) Sheet http://www.thebeneficial.com/role/DisclosureInvestmentSecuritiesDetails4 INVESTMENT SECURITIES (Details 4) false false R76.htm 4074 - Disclosure - INVESTMENT SECURITIES (Details 5) Sheet http://www.thebeneficial.com/role/DisclosureInvestmentSecuritiesDetails5 INVESTMENT SECURITIES (Details 5) false false R77.htm 4080 - Disclosure - LOANS (Details) Sheet http://www.thebeneficial.com/role/DisclosureLoansDetails LOANS (Details) false false R78.htm 4081 - Disclosure - LOANS (Details 2) Sheet http://www.thebeneficial.com/role/DisclosureLoansDetails2 LOANS (Details 2) false false R79.htm 4082 - Disclosure - LOANS (Details 3) Sheet http://www.thebeneficial.com/role/DisclosureLoansDetails3 LOANS (Details 3) false false R80.htm 4083 - Disclosure - LOANS (Details 4) Sheet http://www.thebeneficial.com/role/DisclosureLoansDetails4 LOANS (Details 4) false false R81.htm 4084 - Disclosure - LOANS (Details 5) Sheet http://www.thebeneficial.com/role/DisclosureLoansDetails5 LOANS (Details 5) false false R82.htm 4085 - Disclosure - LOANS (Details 6) Sheet http://www.thebeneficial.com/role/DisclosureLoansDetails6 LOANS (Details 6) false false R83.htm 4086 - Disclosure - LOANS (Details 7) Sheet http://www.thebeneficial.com/role/DisclosureLoansDetails7 LOANS (Details 7) false false R84.htm 4087 - Disclosure - LOANS (Details 8) Sheet http://www.thebeneficial.com/role/DisclosureLoansDetails8 LOANS (Details 8) false false R85.htm 4090 - Disclosure - ACCRUED INTEREST RECEIVABLE (Details) Sheet http://www.thebeneficial.com/role/DisclosureAccruedInterestReceivableDetails ACCRUED INTEREST RECEIVABLE (Details) false false R86.htm 4100 - Disclosure - BANK PREMISES AND EQUIPMENT (Details) Sheet http://www.thebeneficial.com/role/DisclosureBankPremisesAndEquipmentDetails BANK PREMISES AND EQUIPMENT (Details) false false R87.htm 4110 - Disclosure - GOODWILL AND OTHER INTANGIBLES (Details) Sheet http://www.thebeneficial.com/role/DisclosureGoodwillAndOtherIntangiblesDetails GOODWILL AND OTHER INTANGIBLES (Details) false false R88.htm 4111 - Disclosure - GOODWILL AND OTHER INTANGIBLES (Details 2) Sheet http://www.thebeneficial.com/role/DisclosureGoodwillAndOtherIntangiblesDetails2 GOODWILL AND OTHER INTANGIBLES (Details 2) false false R89.htm 4120 - Disclosure - OTHER ASSETS (Details) Sheet http://www.thebeneficial.com/role/DisclosureOtherAssetsDetails OTHER ASSETS (Details) false false R90.htm 4130 - Disclosure - DEPOSITS (Details) Sheet http://www.thebeneficial.com/role/DisclosureDepositsDetails DEPOSITS (Details) false false R91.htm 4131 - Disclosure - DEPOSITS (Details 2) Sheet http://www.thebeneficial.com/role/DisclosureDepositsDetails2 DEPOSITS (Details 2) false false R92.htm 4140 - Disclosure - BORROWED FUNDS (Details) Sheet http://www.thebeneficial.com/role/DisclosureBorrowedFundsDetails BORROWED FUNDS (Details) false false R93.htm 4141 - Disclosure - BORROWED FUNDS (Details 2) Sheet http://www.thebeneficial.com/role/DisclosureBorrowedFundsDetails2 BORROWED FUNDS (Details 2) false false R94.htm 4150 - Disclosure - REGULATORY CAPITAL REQUIREMENTS (Details) Sheet http://www.thebeneficial.com/role/DisclosureRegulatoryCapitalRequirementsDetails REGULATORY CAPITAL REQUIREMENTS (Details) false false R95.htm 4160 - Disclosure - INCOME TAXES (Details) Sheet http://www.thebeneficial.com/role/DisclosureIncomeTaxesDetails INCOME TAXES (Details) false false R96.htm 4161 - Disclosure - INCOME TAXES (Details 2) Sheet http://www.thebeneficial.com/role/DisclosureIncomeTaxesDetails2 INCOME TAXES (Details 2) false false R97.htm 4162 - Disclosure - INCOME TAXES (Details 3) Sheet http://www.thebeneficial.com/role/DisclosureIncomeTaxesDetails3 INCOME TAXES (Details 3) false false R98.htm 4163 - Disclosure - INCOME TAXES (Details 4) Sheet http://www.thebeneficial.com/role/DisclosureIncomeTaxesDetails4 INCOME TAXES (Details 4) false false R99.htm 4170 - Disclosure - PENSION AND OTHER POSTRETIREMENT BENEFIT PLANS (Details) Sheet http://www.thebeneficial.com/role/DisclosurePensionAndOtherPostretirementBenefitPlansDetails PENSION AND OTHER POSTRETIREMENT BENEFIT PLANS (Details) false false R100.htm 4171 - Disclosure - PENSION AND OTHER POSTRETIREMENT BENEFIT PLANS (Details 2) Sheet http://www.thebeneficial.com/role/DisclosurePensionAndOtherPostretirementBenefitPlansDetails2 PENSION AND OTHER POSTRETIREMENT BENEFIT PLANS (Details 2) false false R101.htm 4172 - Disclosure - PENSION AND OTHER POSTRETIREMENT BENEFIT PLANS (Details 3) Sheet http://www.thebeneficial.com/role/DisclosurePensionAndOtherPostretirementBenefitPlansDetails3 PENSION AND OTHER POSTRETIREMENT BENEFIT PLANS (Details 3) false false R102.htm 4173 - Disclosure - PENSION AND OTHER POSTRETIREMENT BENEFIT PLANS (Details 4) Sheet http://www.thebeneficial.com/role/DisclosurePensionAndOtherPostretirementBenefitPlansDetails4 PENSION AND OTHER POSTRETIREMENT BENEFIT PLANS (Details 4) false false R103.htm 4180 - Disclosure - EMPLOYEE SAVINGS AND STOCK OWNERSHIP PLAN (Details) Sheet http://www.thebeneficial.com/role/DisclosureEmployeeSavingsAndStockOwnershipPlanDetails EMPLOYEE SAVINGS AND STOCK OWNERSHIP PLAN (Details) false false R104.htm 4190 - Disclosure - STOCK BASED COMPENSATION (Details) Sheet http://www.thebeneficial.com/role/DisclosureStockBasedCompensationDetails STOCK BASED COMPENSATION (Details) false false R105.htm 4191 - Disclosure - STOCK BASED COMPENSATION (Details 2) Sheet http://www.thebeneficial.com/role/DisclosureStockBasedCompensationDetails2 STOCK BASED COMPENSATION (Details 2) false false R106.htm 4192 - Disclosure - STOCK BASED COMPENSATION (Details 3) Sheet http://www.thebeneficial.com/role/DisclosureStockBasedCompensationDetails3 STOCK BASED COMPENSATION (Details 3) false false R107.htm 4200 - Disclosure - COMMITMENTS AND CONTINGENCIES (Details) Sheet http://www.thebeneficial.com/role/DisclosureCommitmentsAndContingenciesDetails COMMITMENTS AND CONTINGENCIES (Details) false false R108.htm 4210 - Disclosure - FAIR VALUE OF FINANCIAL INSTRUMENTS (Details) Sheet http://www.thebeneficial.com/role/DisclosureFairValueOfFinancialInstrumentsDetails FAIR VALUE OF FINANCIAL INSTRUMENTS (Details) false false R109.htm 4211 - Disclosure - FAIR VALUE OF FINANCIAL INSTRUMENTS (Details 2) Sheet http://www.thebeneficial.com/role/DisclosureFairValueOfFinancialInstrumentsDetails2 FAIR VALUE OF FINANCIAL INSTRUMENTS (Details 2) false false R110.htm 4212 - Disclosure - FAIR VALUE OF FINANCIAL INSTRUMENTS (Details 3) Sheet http://www.thebeneficial.com/role/DisclosureFairValueOfFinancialInstrumentsDetails3 FAIR VALUE OF FINANCIAL INSTRUMENTS (Details 3) false false R111.htm 4213 - Disclosure - FAIR VALUE OF FINANCIAL INSTRUMENTS (Details 4) Sheet http://www.thebeneficial.com/role/DisclosureFairValueOfFinancialInstrumentsDetails4 FAIR VALUE OF FINANCIAL INSTRUMENTS (Details 4) false false R112.htm 4220 - Disclosure - EMPLOYEE SEVERANCE CHARGES AND OTHER RESTRUCTURING COSTS (Details) Sheet http://www.thebeneficial.com/role/DisclosureEmployeeSeveranceChargesAndOtherRestructuringCostsDetails EMPLOYEE SEVERANCE CHARGES AND OTHER RESTRUCTURING COSTS (Details) false false R113.htm 4230 - Disclosure - RELATED PARTY TRANSACTIONS (Details) Sheet http://www.thebeneficial.com/role/DisclosureRelatedPartyTransactionsDetails RELATED PARTY TRANSACTIONS (Details) false false R114.htm 4240 - Disclosure - MORTGAGE SERVICING RIGHTS (Details) Sheet http://www.thebeneficial.com/role/DisclosureMortgageServicingRightsDetails MORTGAGE SERVICING RIGHTS (Details) false false R115.htm 4241 - Disclosure - MORTGAGE SERVICING RIGHTS (Details 2) Sheet http://www.thebeneficial.com/role/DisclosureMortgageServicingRightsDetails2 MORTGAGE SERVICING RIGHTS (Details 2) false false R116.htm 4250 - Disclosure - DERIVATIVE FINANCIAL INSTRUMENTS (Details) Sheet http://www.thebeneficial.com/role/DisclosureDerivativeFinancialInstrumentsDetails DERIVATIVE FINANCIAL INSTRUMENTS (Details) false false R117.htm 4251 - Disclosure - DERIVATIVE FINANCIAL INSTRUMENTS (Details 2) Sheet http://www.thebeneficial.com/role/DisclosureDerivativeFinancialInstrumentsDetails2 DERIVATIVE FINANCIAL INSTRUMENTS (Details 2) false false R118.htm 4252 - Disclosure - DERIVATIVE FINANCIAL INSTRUMENTS (Details 3) Sheet http://www.thebeneficial.com/role/DisclosureDerivativeFinancialInstrumentsDetails3 DERIVATIVE FINANCIAL INSTRUMENTS (Details 3) false false R119.htm 4260 - Disclosure - PARENT COMPANY FINANCIAL INFORMATION (Details) Sheet http://www.thebeneficial.com/role/DisclosureParentCompanyFinancialInformationDetails PARENT COMPANY FINANCIAL INFORMATION (Details) false false R120.htm 4261 - Disclosure - PARENT COMPANY FINANCIAL INFORMATION (Details 2) Sheet http://www.thebeneficial.com/role/DisclosureParentCompanyFinancialInformationDetails2 PARENT COMPANY FINANCIAL INFORMATION (Details 2) false false R121.htm 4262 - Disclosure - PARENT COMPANY FINANCIAL INFORMATION (Details 3) Sheet http://www.thebeneficial.com/role/DisclosureParentCompanyFinancialInformationDetails3 PARENT COMPANY FINANCIAL INFORMATION (Details 3) false false R122.htm 4263 - Disclosure - PARENT COMPANY FINANCIAL INFORMATION (Details 4) Sheet http://www.thebeneficial.com/role/DisclosureParentCompanyFinancialInformationDetails4 PARENT COMPANY FINANCIAL INFORMATION (Details 4) false false R123.htm 4264 - Disclosure - PARENT COMPANY FINANCIAL INFORMATION (Details 5) Sheet http://www.thebeneficial.com/role/DisclosureParentCompanyFinancialInformationDetails5 PARENT COMPANY FINANCIAL INFORMATION (Details 5) false false R124.htm 4265 - Disclosure - PARENT COMPANY FINANCIAL INFORMATION (Details 6) Sheet http://www.thebeneficial.com/role/DisclosureParentCompanyFinancialInformationDetails6 PARENT COMPANY FINANCIAL INFORMATION (Details 6) true false All Reports Book All Reports Element bncl_BusinessCombinationAcquisitionRelatedCostsAndRestructuringCharges had a mix of decimals attribute values: -5 -3. Element bncl_OtherRealEstateOwnedExpense had a mix of decimals attribute values: -5 -3. Element us-gaap_AmortizationOfIntangibleAssets had a mix of decimals attribute values: -5 -3. Element us-gaap_CashSurrenderValueOfLifeInsurance had a mix of decimals attribute values: -5 -3. Element us-gaap_EmployeeStockOwnershipPlanESOPCompensationExpense had a mix of decimals attribute values: -5 -3. Element us-gaap_FederalHomeLoanBankStock had a mix of decimals attribute values: -5 -3. Element us-gaap_FeesAndCommissionsMortgageBankingAndServicing had a mix of decimals attribute values: -5 -3. Element us-gaap_FinancingReceivableModificationsRecordedInvestment had a mix of decimals attribute values: -5 -3. Element us-gaap_GainLossOnSaleOfInvestments had a mix of decimals attribute values: -5 -3. Element us-gaap_LoansHeldForSaleMortgages had a mix of decimals attribute values: -5 -3. Element us-gaap_SecuredDebtRepurchaseAgreements had a mix of decimals attribute values: -5 -3. Element us-gaap_SecurityOwnedAndPledgedAsCollateralFairValue had a mix of decimals attribute values: -5 -3. Element us-gaap_TaxCreditCarryforwardAmount had a mix of decimals attribute values: -5 -3. 'Monetary' elements on report '4020 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details)' had a mix of different decimal attribute values. 'Monetary' elements on report '4040 - Disclosure - BUSINESS COMBINATIONS (Details)' had a mix of different decimal attribute values. 'Monetary' elements on report '4042 - Disclosure - BUSINESS COMBINATIONS (Details 3)' had a mix of different decimal attribute values. 'Monetary' elements on report '4044 - Disclosure - BUSINESS COMBINATIONS (Details 5)' had a mix of different decimal attribute values. 'Monetary' elements on report '4060 - Disclosure - CASH AND DUE FROM BANKS (Details)' had a mix of different decimal attribute values. 'Monetary' elements on report '4070 - Disclosure - INVESTMENT SECURITIES (Details)' had a mix of different decimal attribute values. 'Monetary' elements on report '4080 - Disclosure - LOANS (Details)' had a mix of different decimal attribute values. 'Monetary' elements on report '4086 - Disclosure - LOANS (Details 7)' had a mix of different decimal attribute values. 'Monetary' elements on report '4087 - Disclosure - LOANS (Details 8)' had a mix of different decimal attribute values. 'Monetary' elements on report '4120 - Disclosure - OTHER ASSETS (Details)' had a mix of different decimal attribute values. 'Monetary' elements on report '4130 - Disclosure - DEPOSITS (Details)' had a mix of different decimal attribute values. 'Monetary' elements on report '4131 - Disclosure - DEPOSITS (Details 2)' had a mix of different decimal attribute values. 'Monetary' elements on report '4140 - Disclosure - BORROWED FUNDS (Details)' had a mix of different decimal attribute values. 'Monetary' elements on report '4141 - Disclosure - BORROWED FUNDS (Details 2)' had a mix of different decimal attribute values. 'Monetary' elements on report '4162 - Disclosure - INCOME TAXES (Details 3)' had a mix of different decimal attribute values. 'Monetary' elements on report '4170 - Disclosure - PENSION AND OTHER POSTRETIREMENT BENEFIT PLANS (Details)' had a mix of different decimal attribute values. 'Monetary' elements on report '4180 - Disclosure - EMPLOYEE SAVINGS AND STOCK OWNERSHIP PLAN (Details)' had a mix of different decimal attribute values. 'Monetary' elements on report '4190 - Disclosure - STOCK BASED COMPENSATION (Details)' had a mix of different decimal attribute values. 'Monetary' elements on report '4191 - Disclosure - STOCK BASED COMPENSATION (Details 2)' had a mix of different decimal attribute values. 'Monetary' elements on report '4200 - Disclosure - COMMITMENTS AND CONTINGENCIES (Details)' had a mix of different decimal attribute values. 'Monetary' elements on report '4240 - Disclosure - MORTGAGE SERVICING RIGHTS (Details)' had a mix of different decimal attribute values. 'Monetary' elements on report '4250 - Disclosure - DERIVATIVE FINANCIAL INSTRUMENTS (Details)' had a mix of different decimal attribute values. Process Flow-Through: 0010 - Statement - CONSOLIDATED STATEMENTS OF FINANCIAL CONDITION Process Flow-Through: Removing column 'Dec. 31, 2011' Process Flow-Through: Removing column 'Dec. 31, 2010' Process Flow-Through: 0015 - Statement - CONSOLIDATED STATEMENTS OF FINANCIAL CONDITION (Parenthetical) Process Flow-Through: 0020 - Statement - CONSOLIDATED STATEMENTS OF INCOME Process Flow-Through: 0030 - Statement - CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME Process Flow-Through: 0035 - Statement - CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (Parenthetical) Process Flow-Through: 0045 - Statement - CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY (Parenthetical) Process Flow-Through: 0050 - Statement - CONSOLIDATED STATEMENTS OF CASH FLOWS bncl-20131231.xml bncl-20131231.xsd bncl-20131231_cal.xml bncl-20131231_def.xml bncl-20131231_lab.xml bncl-20131231_pre.xml true true