NEW YORK COMMUNITY BANCORP INC Presentation Networks

Line Image Concept Label Concept Type Period type Balance Concept name
* Network: (101 - Statement - Statement Of Financial Position Unclassified - Deposit Based Operations)
1 us-gaap: Statement of Financial Position [Abstract] xbrli:stringItemType duration us-gaap:StatementOfFinancialPositionAbstract
2 us-gaap: Statement [Table] xbrli:stringItemType duration us-gaap:StatementTable
3 us-gaap: Statement [Line Items] xbrli:stringItemType duration us-gaap:StatementLineItems
4 us-gaap: Assets: xbrli:stringItemType duration us-gaap:AssetsAbstract
5 us-gaap: Cash and cash equivalents xbrli:monetaryItemType instant debit us-gaap:CashAndCashEquivalentsAtCarryingValue
6 us-gaap: Securities available for sale: xbrli:stringItemType duration us-gaap:AvailableForSaleSecuritiesAbstract
7 us-gaap: Mortgage-related ($637,334 and $811,152 pledged, respectively) xbrli:monetaryItemType instant debit us-gaap:MortgageBackedSecuritiesAvailableForSaleFairValueDisclosure
8 nyb: Other securities ($8,236 and $78,847 pledged, respectively) xbrli:monetaryItemType instant debit nyb:OtherAvailableForSaleSecurities
9 us-gaap: Total available-for-sale securities xbrli:monetaryItemType instant debit us-gaap:AvailableForSaleSecurities
10 us-gaap: Securities held to maturity: xbrli:stringItemType duration us-gaap:HeldToMaturitySecuritiesUnclassifiedAbstract
11 us-gaap: Mortgage-related ($2,604,725 and $3,131,098 pledged, respectively) (fair value of $2,704,334 and $3,199,414, respectively) xbrli:monetaryItemType instant debit us-gaap:MortgageBackedSecuritiesHeldToMaturityFairValueDisclosure
12 nyb: Other securities ($1,655,897 and $1,359,912 pledged, respectively) (fair value of $1,967,036 and $1,628,387, respectively) xbrli:monetaryItemType instant debit nyb:OtherHeldToMaturitySecurities
13 us-gaap: Total held-to-maturity securities xbrli:monetaryItemType instant debit us-gaap:HeldToMaturitySecurities
14 us-gaap: Total securities xbrli:monetaryItemType instant debit us-gaap:MarketableSecurities
15 us-gaap: Loans, net of deferred loan fees and costs xbrli:monetaryItemType instant debit us-gaap:LoansAndLeasesReceivableNetOfDeferredIncome
16 us-gaap: Less: Allowance for loan losses xbrli:monetaryItemType instant credit us-gaap:LoansAndLeasesReceivableAllowance
17 us-gaap: Loans, net xbrli:monetaryItemType instant debit us-gaap:LoansAndLeasesReceivableNetReportedAmount
18 us-gaap: Federal Home Loan Bank of New York ("FHLB-NY") stock, at cost xbrli:monetaryItemType instant debit us-gaap:FederalHomeLoanBankStock
19 us-gaap: Premises and equipment, net xbrli:monetaryItemType instant debit us-gaap:PropertyPlantAndEquipmentNet
20 us-gaap: Goodwill xbrli:monetaryItemType instant debit us-gaap:Goodwill
21 us-gaap: Core deposit intangibles, net xbrli:monetaryItemType instant debit us-gaap:FiniteLivedCoreDepositsGross
22 us-gaap: Bank-owned life insurance xbrli:monetaryItemType instant debit us-gaap:BankOwnedLifeInsurance
23 us-gaap: Other assets xbrli:monetaryItemType instant debit us-gaap:OtherAssets
24 us-gaap: Total assets xbrli:monetaryItemType instant debit us-gaap:Assets
25 us-gaap: Liabilities and Stockholders' Equity: xbrli:stringItemType duration us-gaap:LiabilitiesAndStockholdersEquityAbstract
26 us-gaap: Deposits: xbrli:stringItemType duration us-gaap:DepositsAbstract
27 nyb: NOW and money market accounts xbrli:monetaryItemType instant credit nyb:DepositsNegotiableOrderOfWithdrawalNOWAndMoneyMarketAccounts
28 us-gaap: Savings accounts xbrli:monetaryItemType instant credit us-gaap:DepositsSavingsDeposits
29 us-gaap: Certificates of deposit xbrli:monetaryItemType instant credit us-gaap:TimeDeposits
30 us-gaap: Non-interest-bearing accounts xbrli:monetaryItemType instant credit us-gaap:NoninterestBearingDomesticDepositDemand
31 us-gaap: Total deposits xbrli:monetaryItemType instant credit us-gaap:Deposits
32 us-gaap: Borrowed funds: xbrli:stringItemType duration us-gaap:LongTermDebtAbstract
33 nyb: FHLB-NY advances xbrli:monetaryItemType instant credit nyb:FederalHomeLoanBankAdvancesLongTermAndShortTerm
34 us-gaap: Repurchase agreements xbrli:monetaryItemType instant credit us-gaap:SecuritiesSoldUnderAgreementsToRepurchase
35 us-gaap: Federal funds purchased xbrli:monetaryItemType instant credit us-gaap:FederalFundsPurchased
36 us-gaap: Junior subordinated debentures xbrli:monetaryItemType instant credit us-gaap:JuniorSubordinatedDebentureOwedToUnconsolidatedSubsidiaryTrust
37 us-gaap: Other borrowings xbrli:monetaryItemType instant credit us-gaap:OtherBorrowings
38 nyb: Total borrowed funds xbrli:monetaryItemType instant credit nyb:TotalBorrowedFunds
39 us-gaap: Other liabilities xbrli:monetaryItemType instant credit us-gaap:OtherLiabilities
40 us-gaap: Total liabilities xbrli:monetaryItemType instant credit us-gaap:Liabilities
41 us-gaap: Stockholders' equity: xbrli:stringItemType duration us-gaap:StockholdersEquityAbstract
42 us-gaap: Preferred stock at par $0.01 (5,000,000 shares authorized; none issued) xbrli:monetaryItemType instant credit us-gaap:PreferredStockValue
43 us-gaap: Common stock at par $0.01 (600,000,000 shares authorized; 355,842,337 and 344,985,111 shares issued, respectively; 355,839,733 and 344,985,111 shares outstanding, respectively) xbrli:monetaryItemType instant credit us-gaap:CommonStockValue
44 us-gaap: Paid-in capital in excess of par xbrli:monetaryItemType instant credit us-gaap:AdditionalPaidInCapital
45 us-gaap: Retained earnings xbrli:monetaryItemType instant credit us-gaap:RetainedEarningsAccumulatedDeficit
46 us-gaap: Treasury stock (2,604 and 0 shares, respectively) xbrli:monetaryItemType instant debit us-gaap:TreasuryStockValue
47 us-gaap: Unallocated common stock held by Employee Stock Ownership Plan ("ESOP") xbrli:monetaryItemType instant debit us-gaap:UnearnedESOPShares
48 us-gaap: Accumulated other comprehensive loss, net of tax ("AOCL"): xbrli:stringItemType duration us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTaxAbstract
49 us-gaap: Net unrealized loss on securities and non-credit portion of other-than-temporary impairment ("OTTI") losses, net of tax xbrli:monetaryItemType instant credit us-gaap:AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax
50 nyb: Net unrealized loss on securities transferred from available for sale to held to maturity, net of tax xbrli:monetaryItemType instant credit nyb:AccumulatedOtherComprehensiveIncomeLossNetUnrealizedLossOnSecuritiesTransferredFromAvailableForSaleToHeldToMaturityNetOfTax
51 us-gaap: Pension and post-retirement obligations, net of tax xbrli:monetaryItemType instant debit us-gaap:AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax
52 us-gaap: Total accumulated other comprehensive loss, net of tax xbrli:monetaryItemType instant credit us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax
53 us-gaap: Total stockholders' equity xbrli:monetaryItemType instant credit us-gaap:StockholdersEquity
54 us-gaap: Total liabilities and stockholders' equity xbrli:monetaryItemType instant credit us-gaap:LiabilitiesAndStockholdersEquity
* Network: (102 - Statement - Statement Of Financial Position Unclassified - Deposit Based Operations (Parenthetical))
55 us-gaap: Statement of Financial Position [Abstract] xbrli:stringItemType duration us-gaap:StatementOfFinancialPositionAbstract
56 us-gaap: Statement [Table] xbrli:stringItemType duration us-gaap:StatementTable
57 us-gaap: Statement [Line Items] xbrli:stringItemType duration us-gaap:StatementLineItems
58 us-gaap: Mortgage-related, pledged xbrli:monetaryItemType instant debit us-gaap:PledgedFinancialInstrumentsNotSeparatelyReportedMortgageRelatedSecuritiesAvailableForSaleOrHeldForInvestment
59 us-gaap: Other securities, pledged xbrli:monetaryItemType instant debit us-gaap:PledgedFinancialInstrumentsNotSeparatelyReportedOtherDebtSecuritiesAvailableForSaleOrHeldForInvestment
60 us-gaap: Mortgage-related, pledged xbrli:monetaryItemType instant debit us-gaap:PledgedFinancialInstrumentsNotSeparatelyReportedMortgageRelatedSecuritiesHeldToMaturity
61 us-gaap: Mortgage-related, fair value xbrli:monetaryItemType instant debit us-gaap:FinancialInstrumentsOwnedMortgagesMortgageBackedAndAssetBackedSecuritiesAtFairValue
62 us-gaap: Other securities, pledged xbrli:monetaryItemType instant debit us-gaap:PledgedFinancialInstrumentsNotSeparatelyReportedOtherDebtSecuritiesHeldToMaturity
63 us-gaap: Other securities, fair value xbrli:monetaryItemType instant debit us-gaap:FinancialInstrumentsOwnedOtherAtFairValue
64 us-gaap: Preferred stock, par us-types:perShareItemType instant us-gaap:PreferredStockParOrStatedValuePerShare
65 us-gaap: Preferred stock, shares authorized xbrli:sharesItemType instant us-gaap:PreferredStockSharesAuthorized
66 us-gaap: Preferred stock, issued xbrli:sharesItemType instant us-gaap:PreferredStockSharesIssued
67 us-gaap: Common stock, par us-types:perShareItemType instant us-gaap:CommonStockParOrStatedValuePerShare
68 us-gaap: Common stock, shares authorized xbrli:sharesItemType instant us-gaap:CommonStockSharesAuthorized
69 us-gaap: Common stock, shares issued xbrli:sharesItemType instant us-gaap:CommonStockSharesIssued
70 us-gaap: Common stock, shares outstanding xbrli:sharesItemType instant us-gaap:CommonStockSharesOutstanding
71 us-gaap: Treasury stock, shares xbrli:sharesItemType instant us-gaap:TreasuryStockShares
* Network: (103 - Statement - Statement Of Income Interest Based Revenue)
72 us-gaap: Income Statement [Abstract] xbrli:stringItemType duration us-gaap:IncomeStatementAbstract
73 us-gaap: Statement [Table] xbrli:stringItemType duration us-gaap:StatementTable
74 us-gaap: Statement [Line Items] xbrli:stringItemType duration us-gaap:StatementLineItems
75 us-gaap: Interest Income: xbrli:stringItemType duration us-gaap:InterestAndDividendIncomeOperatingAbstract
76 us-gaap: Mortgage and other loans xbrli:monetaryItemType duration credit us-gaap:InterestAndFeeIncomeLoansAndLeasesHeldInPortfolio
77 us-gaap: Securities and money market investments xbrli:monetaryItemType duration credit us-gaap:InterestAndDividendIncomeSecurities
78 us-gaap: Total interest income xbrli:monetaryItemType duration credit us-gaap:InterestAndDividendIncomeOperating
79 us-gaap: Interest Expense: xbrli:stringItemType duration us-gaap:InterestExpenseAbstract
80 nyb: NOW and money market accounts xbrli:monetaryItemType duration debit nyb:InterestExpenseNOWAccountsAndMoneyMarketAccounts
81 us-gaap: Savings accounts xbrli:monetaryItemType duration debit us-gaap:InterestExpenseSavingsDeposits
82 us-gaap: Certificates of deposit xbrli:monetaryItemType duration debit us-gaap:InterestExpenseTimeDeposits
83 us-gaap: Borrowed funds xbrli:monetaryItemType duration debit us-gaap:InterestExpenseBorrowings
84 us-gaap: Total interest expense xbrli:monetaryItemType duration debit us-gaap:InterestExpense
85 us-gaap: Net interest income xbrli:monetaryItemType duration credit us-gaap:InterestIncomeExpenseNet
86 us-gaap: Provision for loan losses xbrli:monetaryItemType duration debit us-gaap:ProvisionForLoanLossesExpensed
87 us-gaap: Net interest income after provision for loan losses xbrli:monetaryItemType duration credit us-gaap:InterestIncomeExpenseAfterProvisionForLoanLoss
88 us-gaap: Non-interest Income (Loss): xbrli:stringItemType duration us-gaap:NoninterestIncomeAbstract
89 nyb: Total loss on OTTI of securities xbrli:monetaryItemType duration debit nyb:OtherThanTemporaryImpairments
90 nyb: Less: Non-credit portion of OTTI recorded in other comprehensive income (before taxes) xbrli:monetaryItemType duration debit nyb:NoncreditPortionOfOtherThanTemporaryImpairments
91 nyb: Net loss on OTTI recognized in earnings xbrli:monetaryItemType duration debit nyb:NetOtherThanTemporaryImpairments
92 us-gaap: Fee income xbrli:monetaryItemType duration credit us-gaap:FeesAndCommissions
93 us-gaap: Bank-owned life insurance xbrli:monetaryItemType duration credit us-gaap:BankOwnedLifeInsuranceIncome
94 us-gaap: Net gain on sale of securities xbrli:monetaryItemType duration credit us-gaap:GainLossOnSaleOfSecuritiesNet
95 us-gaap: Gain on debt exchange/repurchase xbrli:monetaryItemType duration credit us-gaap:GainsLossesOnExtinguishmentOfDebt
96 us-gaap: Other xbrli:monetaryItemType duration credit us-gaap:NoninterestIncomeOtherOperatingIncome
97 us-gaap: Total non-interest income (loss) xbrli:monetaryItemType duration credit us-gaap:NoninterestIncome
98 us-gaap: Non-interest Expense: xbrli:stringItemType duration us-gaap:NoninterestExpenseAbstract
99 us-gaap: Operating expenses: xbrli:stringItemType duration us-gaap:OperatingExpensesAbstract
100 us-gaap: Compensation and benefits xbrli:monetaryItemType duration debit us-gaap:LaborAndRelatedExpense
101 us-gaap: Occupancy and equipment xbrli:monetaryItemType duration debit us-gaap:OccupancyNet
102 us-gaap: General and administrative xbrli:monetaryItemType duration debit us-gaap:SellingGeneralAndAdministrativeExpense
103 us-gaap: Total operating expenses xbrli:monetaryItemType duration debit us-gaap:OperatingExpenses
104 nyb: Debt repositioning charge xbrli:monetaryItemType duration debit nyb:DebtRepositioningCharge
105 us-gaap: Amortization of core deposit intangibles xbrli:monetaryItemType duration debit us-gaap:AmortizationOfIntangibleAssets
106 us-gaap: Total non-interest expense xbrli:monetaryItemType duration debit us-gaap:NoninterestExpense
107 us-gaap: Income (loss) before income taxes xbrli:monetaryItemType duration credit us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments
108 us-gaap: Income tax expense (benefit) xbrli:monetaryItemType duration debit us-gaap:IncomeTaxExpenseBenefit
109 us-gaap: Net Income (Loss) xbrli:monetaryItemType duration credit us-gaap:NetIncomeLoss
110 us-gaap: Other comprehensive income (loss), net of tax: xbrli:stringItemType duration us-gaap:ComprehensiveIncomeNetOfTaxAbstract
111 nyb: Change in net unrealized gain (loss) on securities and non-credit portion of OTTI for the period xbrli:monetaryItemType duration credit nyb:OtherComprehensiveIncomeAvailableForSaleSecuritiesAdjustmentNetOfTax
112 nyb: Change in pension and post-retirement obligations xbrli:monetaryItemType duration credit nyb:OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTax
113 us-gaap: Total comprehensive income (loss), net of tax xbrli:monetaryItemType duration credit us-gaap:ComprehensiveIncomeNetOfTax
114 us-gaap: Basic earnings (loss) per share us-types:perShareItemType duration us-gaap:EarningsPerShareBasic
115 us-gaap: Diluted earnings (loss) per share us-types:perShareItemType duration us-gaap:EarningsPerShareDiluted
* Network: (104 - Statement - Statement Of Shareholders Equity And Other Comprehensive Income)
116 us-gaap: Statement of Stockholders' Equity [Abstract] xbrli:stringItemType duration us-gaap:StatementOfStockholdersEquityAbstract
117 us-gaap: Statement [Table] xbrli:stringItemType duration us-gaap:StatementTable
118 us-gaap: Statement, Equity Components [Axis] xbrli:stringItemType duration us-gaap:StatementEquityComponentsAxis
119 us-gaap: Equity Component [Domain] us-types:domainItemType duration us-gaap:EquityComponentDomain
120 us-gaap: Common Stock (Par Value: $0.01): us-types:domainItemType duration us-gaap:CommonStockMember
121 us-gaap: Paid-in Capital in Excess of Par: us-types:domainItemType duration us-gaap:AdditionalPaidInCapitalMember
122 us-gaap: Retained Earnings: us-types:domainItemType duration us-gaap:RetainedEarningsMember
123 us-gaap: Treasury Stock: us-types:domainItemType duration us-gaap:TreasuryStockMember
124 nyb: Unallocated Common Stock Held by ESOP: us-types:domainItemType duration nyb:GuaranteedESOPObligationMember
125 us-gaap: Accumulated Other Comprehensive Loss, net of tax: us-types:domainItemType duration us-gaap:AccumulatedOtherComprehensiveIncomeMember
126 us-gaap: Statement [Line Items] xbrli:stringItemType duration us-gaap:StatementLineItems
127 us-gaap: Balance at beginning of year xbrli:monetaryItemType instant credit us-gaap:StockholdersEquity
128 us-gaap: Allocation of ESOP stock xbrli:monetaryItemType duration credit us-gaap:StockIssuedDuringPeriodValueEmployeeStockOwnershipPlan
129 us-gaap: Change in net unrealized loss on securities available for sale, net of tax of $2,756 xbrli:monetaryItemType duration credit us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax
130 us-gaap: Purchase of common stock (112,359 shares) xbrli:monetaryItemType duration debit us-gaap:TreasuryStockValueAcquiredCostMethod
131 us-gaap: Net income xbrli:monetaryItemType duration credit us-gaap:NetIncomeLoss
132 nyb: Earned portion of ESOP xbrli:monetaryItemType duration credit nyb:EarnedPortionOfESOP
133 us-gaap: Shares issued for restricted stock awards (107,435 shares) xbrli:monetaryItemType duration credit us-gaap:StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures
134 us-gaap: Dividends paid on common stock ($0.75 per share) xbrli:monetaryItemType duration debit us-gaap:DividendsCash
135 us-gaap: Compensation expense related to restricted stock awards xbrli:monetaryItemType duration credit us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue
136 us-gaap: Adjustment for the cumulative effect of a change in accounting for OTTI, net of tax xbrli:monetaryItemType duration credit us-gaap:CumulativeEffectOfInitialAdoptionOfNewAccountingPrinciple
137 us-gaap: Exercise of stock options xbrli:monetaryItemType duration credit us-gaap:StockIssuedDuringPeriodValueStockOptionsExercised
138 us-gaap: Reclassification adjustment for OTTI losses recognized in earnings, net of tax of $(20,931) xbrli:monetaryItemType duration debit us-gaap:OtherComprehensiveIncomeReclassificationAdjustmentForWriteDownOfSecuritiesIncludedInNetIncomeNetOfTax
139 us-gaap: Tax effect of stock plans xbrli:monetaryItemType duration credit us-gaap:AdjustmentsToAdditionalPaidInCapitalTaxEffectFromShareBasedCompensation
140 nyb: Non-credit portion of OTTI losses recognized in other comprehensive income, net of tax of $8,214 xbrli:monetaryItemType duration debit nyb:NonCreditPortionOfOtherThanTemporaryImpairmentsRecognizedInOtherComprehensiveIncome
141 nyb: Shares issued for debt exchange xbrli:monetaryItemType duration credit nyb:OtherStockIssuedDuringPeriodValue
142 us-gaap: Amortization of net unrealized loss on securities transferred from available for sale to held to maturity, net of tax of $(404) xbrli:monetaryItemType duration debit us-gaap:OtherComprehensiveIncomeReclassificationAdjustmentForHeldToMaturityTransferredToAvailableForSaleSecuritiesNetOfTax
143 us-gaap: Shares issued in connection with the direct stock purchase feature of the Dividend Reinvestment and Stock Purchase Plan ("DRP") (5,877,667 shares) xbrli:monetaryItemType duration credit us-gaap:StockIssuedDuringPeriodValueEmployeeStockPurchasePlan
144 us-gaap: Change in pension and post-retirement obligations, net of tax of $(2,189) xbrli:monetaryItemType duration us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPeriodIncreaseDecrease
145 us-gaap: Balance at end of period xbrli:monetaryItemType instant credit us-gaap:StockholdersEquity
* Network: (105 - Statement - Statement Of Shareholders Equity And Other Comprehensive Income (Parenthetical))
146 us-gaap: Statement of Stockholders' Equity [Abstract] xbrli:stringItemType duration us-gaap:StatementOfStockholdersEquityAbstract
147 us-gaap: Statement [Table] xbrli:stringItemType duration us-gaap:StatementTable
148 us-gaap: Statement, Equity Components [Axis] xbrli:stringItemType duration us-gaap:StatementEquityComponentsAxis
149 us-gaap: Equity Component [Domain] us-types:domainItemType duration us-gaap:EquityComponentDomain
150 us-gaap: Common Stock (Par Value: $0.01): us-types:domainItemType duration us-gaap:CommonStockMember
151 us-gaap: Paid-in Capital in Excess of Par: us-types:domainItemType duration us-gaap:AdditionalPaidInCapitalMember
152 us-gaap: Retained Earnings: us-types:domainItemType duration us-gaap:RetainedEarningsMember
153 us-gaap: Treasury Stock: us-types:domainItemType duration us-gaap:TreasuryStockMember
154 nyb: Unallocated Common Stock Held by ESOP: us-types:domainItemType duration nyb:GuaranteedESOPObligationMember
155 us-gaap: Accumulated Other Comprehensive Loss, net of tax: us-types:domainItemType duration us-gaap:AccumulatedOtherComprehensiveIncomeMember
156 us-gaap: Statement [Line Items] xbrli:stringItemType duration us-gaap:StatementLineItems
157 us-gaap: Purchase of common stock, shares xbrli:sharesItemType duration us-gaap:TreasuryStockSharesAcquired
158 us-gaap: Exercise of stock options, shares xbrli:sharesItemType duration us-gaap:StockIssuedDuringPeriodSharesStockOptionsExercised
159 us-gaap: Shares issued for restricted stock awards, shares xbrli:sharesItemType duration us-gaap:StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures
160 nyb: Shares issued for debt exchange, shares xbrli:sharesItemType duration nyb:OtherStockIssuedDuringPeriodShares
161 us-gaap: Shares issued in connection with the direct stock purchase feature of the Dividend Reinvestment and Stock Purchase Plan, shares xbrli:sharesItemType duration us-gaap:StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans
162 us-gaap: Dividends paid on common stock, per share us-types:perShareItemType duration us-gaap:CommonStockDividendsPerShareCashPaid
163 us-gaap: Change in net unrealized loss on securities available for sale, tax xbrli:monetaryItemType duration debit us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax
164 nyb: Adjustment for the cumulative effect of a change in accounting for OTTI, tax xbrli:monetaryItemType duration credit nyb:CumulativeEffectOfInitialAdoptionOfNewAccountingPrincipleTaxEffect
165 nyb: Reclassification adjustment for OTTI losses recognized in earnings, tax xbrli:monetaryItemType duration debit nyb:OtherComprehensiveIncomeNetUnrealizedGainsAndLossesOnOtherThanTemporarilyImpairedSecuritiesTax
166 nyb: Non-credit portion of OTTI losses recognized in other comprehensive income, tax xbrli:monetaryItemType duration debit nyb:TaxOnReclassificationAdjustmentForNoncreditPorationOfOtherThanTemporaryImpairment
167 us-gaap: Amortization of net unrealized loss on securities transferred from available for sale to held to maturity, tax xbrli:monetaryItemType duration debit us-gaap:OtherComprehensiveIncomeReclassificationAdjustmentForHeldToMaturityTransferredToAvailableForSaleSecuritiesTax
168 us-gaap: Change in pension and post-retirement obligations, tax xbrli:monetaryItemType duration us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansTax
* Network: (106 - Statement - Statement Of Cash Flows Indirect Deposit Based Operations)
169 us-gaap: Statement of Cash Flows [Abstract] xbrli:stringItemType duration us-gaap:StatementOfCashFlowsAbstract
170 us-gaap: Statement [Table] xbrli:stringItemType duration us-gaap:StatementTable
171 us-gaap: Statement [Line Items] xbrli:stringItemType duration us-gaap:StatementLineItems
172 us-gaap: Cash Flows from Operating Activities: xbrli:stringItemType duration us-gaap:NetCashProvidedByUsedInOperatingActivitiesAbstract
173 us-gaap: Net income (loss) xbrli:monetaryItemType duration credit us-gaap:NetIncomeLoss
174 us-gaap: Adjustments to reconcile net income (loss) to net cash used in operating activities: xbrli:stringItemType duration us-gaap:AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract
175 us-gaap: Provision for loan losses xbrli:monetaryItemType duration debit us-gaap:ProvisionForLoanLossesExpensed
176 us-gaap: Depreciation and amortization xbrli:monetaryItemType duration debit us-gaap:DepreciationAmortizationAndAccretionNet
177 us-gaap: Accretion of discounts, net xbrli:monetaryItemType duration credit us-gaap:AccretionAmortizationOfDiscountsAndPremiumsInvestments
178 us-gaap: Net change in net deferred loan origination costs and fees xbrli:monetaryItemType duration credit us-gaap:AmortizationOfDeferredLoanOriginationFeesNet
179 us-gaap: Amortization of core deposit intangibles xbrli:monetaryItemType duration debit us-gaap:AmortizationOfIntangibleAssets
180 us-gaap: Net gain on sale of securities xbrli:monetaryItemType duration credit us-gaap:GainLossOnSaleOfSecuritiesNet
181 us-gaap: Net gain on sale of loans xbrli:monetaryItemType duration credit us-gaap:GainLossOnSaleOfLoansAndLeases
182 us-gaap: Stock plan-related compensation xbrli:monetaryItemType duration debit us-gaap:ShareBasedCompensation
183 nyb: Loss on OTTI of securities recognized in earnings xbrli:monetaryItemType duration debit nyb:NetOtherThanTemporaryImpairments
184 us-gaap: Changes in assets and liabilities: xbrli:stringItemType duration us-gaap:IncreaseDecreaseInOperatingCapitalAbstract
185 us-gaap: Increase in deferred tax asset, net xbrli:monetaryItemType duration credit us-gaap:IncreaseDecreaseInDeferredIncomeTaxes
186 us-gaap: Increase in other assets xbrli:monetaryItemType duration credit us-gaap:IncreaseDecreaseInOtherOperatingAssets
187 us-gaap: Decrease in other liabilities xbrli:monetaryItemType duration debit us-gaap:IncreaseDecreaseInOtherOperatingLiabilities
188 us-gaap: Origination of loans held for sale xbrli:monetaryItemType duration credit us-gaap:PaymentsForOriginationOfMortgageLoansHeldForSale
189 us-gaap: Proceeds from sale of loans originated for sale xbrli:monetaryItemType duration debit us-gaap:ProceedsFromSaleOfLoansHeldForSale
190 us-gaap: Net cash provided by (used in) operating activities xbrli:monetaryItemType duration us-gaap:NetCashProvidedByUsedInOperatingActivities
191 us-gaap: Cash Flows from Investing Activities: xbrli:stringItemType duration us-gaap:NetCashProvidedByUsedInInvestingActivitiesAbstract
192 us-gaap: Proceeds from repayment of securities held to maturity xbrli:monetaryItemType duration debit us-gaap:ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities
193 us-gaap: Proceeds from repayment of securities available for sale xbrli:monetaryItemType duration debit us-gaap:ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities
194 us-gaap: Proceeds from sale of securities available for sale xbrli:monetaryItemType duration debit us-gaap:ProceedsFromSaleOfAvailableForSaleSecurities
195 us-gaap: Purchase of securities held to maturity xbrli:monetaryItemType duration credit us-gaap:PaymentsToAcquireHeldToMaturitySecurities
196 us-gaap: Purchase of securities available for sale xbrli:monetaryItemType duration credit us-gaap:PaymentsToAcquireAvailableForSaleSecurities
197 us-gaap: Net purchase of FHLB-NY stock xbrli:monetaryItemType duration credit us-gaap:PaymentsForProceedsFromFederalHomeLoanBankStock
198 us-gaap: Net increase in loans xbrli:monetaryItemType duration credit us-gaap:PaymentsForProceedsFromLoansAndLeases
199 us-gaap: Purchase of loans xbrli:monetaryItemType duration credit us-gaap:PaymentsToAcquireLoansAndLeasesHeldForInvestment
200 us-gaap: Proceeds from sale of loans xbrli:monetaryItemType duration debit us-gaap:ProceedsFromSaleOfLoansAndLeasesHeldForInvestment
201 us-gaap: Purchase of premises and equipment, net xbrli:monetaryItemType duration credit us-gaap:PaymentsToAcquirePropertyPlantAndEquipment
202 us-gaap: Net cash used in investing activities xbrli:monetaryItemType duration debit us-gaap:NetCashProvidedByUsedInInvestingActivities
203 us-gaap: Cash Flows from Financing Activities: xbrli:stringItemType duration us-gaap:NetCashProvidedByUsedInFinancingActivitiesAbstract
204 us-gaap: Net increase in deposits xbrli:monetaryItemType duration debit us-gaap:IncreaseDecreaseInDeposits
205 us-gaap: Net increase in short-term borrowings xbrli:monetaryItemType duration debit us-gaap:ProceedsFromRepaymentsOfShortTermDebt
206 nyb: Net increase (decrease) in long-term borrowings xbrli:monetaryItemType duration debit nyb:NetProceedsFromRepaymentOfLongTermBorrowings
207 us-gaap: Tax effect of stock plans xbrli:monetaryItemType duration debit us-gaap:ExcessTaxBenefitFromShareBasedCompensationFinancingActivities
208 us-gaap: Proceeds from issuance of common stock xbrli:monetaryItemType duration debit us-gaap:ProceedsFromIssuanceOfCommonStock
209 us-gaap: Cash dividends paid on common stock xbrli:monetaryItemType duration credit us-gaap:PaymentsOfDividendsCommonStock
210 us-gaap: Treasury stock purchases xbrli:monetaryItemType duration credit us-gaap:PaymentsForRepurchaseOfCommonStock
211 us-gaap: Net cash received from stock option exercises xbrli:monetaryItemType duration debit us-gaap:ProceedsFromStockOptionsExercised
212 us-gaap: Net cash provided by financing activities xbrli:monetaryItemType duration debit us-gaap:NetCashProvidedByUsedInFinancingActivities
213 us-gaap: Net decrease in cash and cash equivalents xbrli:monetaryItemType duration us-gaap:CashAndCashEquivalentsPeriodIncreaseDecrease
214 us-gaap: Cash and cash equivalents at beginning of period xbrli:monetaryItemType instant debit us-gaap:CashAndCashEquivalentsAtCarryingValue
215 us-gaap: Cash and cash equivalents at end of period xbrli:monetaryItemType instant debit us-gaap:CashAndCashEquivalentsAtCarryingValue
216 us-gaap: Supplemental information: xbrli:stringItemType duration us-gaap:SupplementalCashFlowInformationAbstract
217 us-gaap: Cash paid for interest xbrli:monetaryItemType duration credit us-gaap:InterestPaid
218 us-gaap: Cash paid for income taxes xbrli:monetaryItemType duration credit us-gaap:IncomeTaxesPaidNet
219 us-gaap: Non-cash investing and financing activities: xbrli:stringItemType duration us-gaap:CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract
220 nyb: Mortgage loans securitized and transferred to mortgage-related securities held to maturity, net xbrli:monetaryItemType duration debit nyb:MortgageLoansSecuritizedAndTransferredToMortgageRelatedSecuritiesHeldToMaturity
221 us-gaap: Transfer to other real estate owned from loans xbrli:monetaryItemType duration debit us-gaap:TransferOtherRealEstate
222 us-gaap: Exchange of debt for common stock xbrli:monetaryItemType instant credit us-gaap:DebtConversionConvertedInstrumentAmount
* Network: (107 - Disclosure - Note 1. Basis of Presentation)
223 nyb: Notes to Financial Statements [Abstract] xbrli:stringItemType duration nyb:NotesToFinancialStatementsAbstract
224 us-gaap: Note 1. Basis of Presentation us-types:textBlockItemType duration us-gaap:OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock
* Network: (108 - Disclosure - Note 2. Stock-based Compensation)
225 nyb: Notes to Financial Statements [Abstract] xbrli:stringItemType duration nyb:NotesToFinancialStatementsAbstract
226 us-gaap: Note 2. Stock-based Compensation us-types:textBlockItemType duration us-gaap:DisclosureOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTextBlock
* Network: (109 - Disclosure - Note 3. Securities)
227 nyb: Notes to Financial Statements [Abstract] xbrli:stringItemType duration nyb:NotesToFinancialStatementsAbstract
228 us-gaap: Note 3. Securities us-types:textBlockItemType duration us-gaap:InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock
* Network: (110 - Disclosure - Note 4. Loans, net)
229 nyb: Notes to Financial Statements [Abstract] xbrli:stringItemType duration nyb:NotesToFinancialStatementsAbstract
230 nyb: Note 4. Loans, net us-types:textBlockItemType duration nyb:LoansDisclosureTextBlock
* Network: (111 - Disclosure - Note 5. Borrowed Funds)
231 nyb: Notes to Financial Statements [Abstract] xbrli:stringItemType duration nyb:NotesToFinancialStatementsAbstract
232 us-gaap: Note 5. Borrowed Funds us-types:textBlockItemType duration us-gaap:DebtDisclosureTextBlock
* Network: (112 - Disclosure - Note 6. Pension and Other Post-retirement Benefits)
233 nyb: Notes to Financial Statements [Abstract] xbrli:stringItemType duration nyb:NotesToFinancialStatementsAbstract
234 us-gaap: Note 6. Pension and Other Post-retirement Benefits us-types:textBlockItemType duration us-gaap:PensionAndOtherPostretirementBenefitsDisclosureTextBlock
* Network: (113 - Disclosure - Note 7. Computation of Earnings (Loss) per Share (1))
235 nyb: Notes to Financial Statements [Abstract] xbrli:stringItemType duration nyb:NotesToFinancialStatementsAbstract
236 us-gaap: Note 7. Computation of Earnings (Loss) per Share (1) us-types:textBlockItemType duration us-gaap:EarningsPerShareTextBlock
* Network: (114 - Disclosure - Note 8. Fair Value Measurement)
237 nyb: Notes to Financial Statements [Abstract] xbrli:stringItemType duration nyb:NotesToFinancialStatementsAbstract
238 us-gaap: Note 8. Fair Value Measurement us-types:textBlockItemType duration us-gaap:FairValueMeasurementInputsDisclosureTextBlock
* Network: (115 - Disclosure - Note 9. Impact of Recent Accounting Pronouncements)
239 nyb: Notes to Financial Statements [Abstract] xbrli:stringItemType duration nyb:NotesToFinancialStatementsAbstract
240 us-gaap: Note 9. Impact of Recent Accounting Pronouncements us-types:textBlockItemType duration us-gaap:ScheduleOfNewAccountingPronouncementsAndChangesInAccountingPrinciplesTextBlock
* Network: (116 - Disclosure - Note 10. Subsequent Events)
241 nyb: Notes to Financial Statements [Abstract] xbrli:stringItemType duration nyb:NotesToFinancialStatementsAbstract
242 us-gaap: Note 10. Subsequent Events us-types:textBlockItemType duration us-gaap:ScheduleOfSubsequentEventsTextBlock
* Network: (117 - Disclosure - Document Information)
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244 dei: Document Type us-types:SECReportItemType duration dei:DocumentType
245 dei: Amendment Flag xbrli:booleanItemType duration dei:AmendmentFlag
246 dei: Document Period End Date xbrli:dateItemType duration dei:DocumentPeriodEndDate
* Network: (118 - Disclosure - Entity Information)
247 dei: Entity [Text Block] us-types:textBlockItemType duration dei:EntityTextBlock
248 dei: Trading Symbol xbrli:normalizedStringItemType duration dei:TradingSymbol
249 dei: Entity Registrant Name xbrli:normalizedStringItemType duration dei:EntityRegistrantName
250 dei: Entity Central Index Key us-types:centralIndexKeyItemType duration dei:EntityCentralIndexKey
251 dei: Current Fiscal Year End Date xbrli:gMonthDayItemType duration dei:CurrentFiscalYearEndDate
252 dei: Entity Filer Category us-types:filerCategoryItemType duration dei:EntityFilerCategory
253 dei: Entity Common Stock, Shares Outstanding xbrli:sharesItemType instant dei:EntityCommonStockSharesOutstanding