2.3.0.11 Html 29 179 1 true 4 0 false 3 true false R1.htm 00 - Document - Document and Entity Information Sheet http://fhlbny.com/role/DocumentAndEntityInformation Document and Entity Information false false R2.htm 0110 - Statement - Statements of Condition (Unaudited) Sheet http://fhlbny.com/role/StatementsOfCondition Statements of Condition (Unaudited) false false R3.htm 0111 - Statement - Statements of Condition (Unaudited) (Parenthetical) Sheet http://fhlbny.com/role/StatementsOfConditionParenthetical Statements of Condition (Unaudited) (Parenthetical) false false R4.htm 0120 - Statement - Statements of Income (Unaudited) Sheet http://fhlbny.com/role/StatementsOfIncome Statements of Income (Unaudited) false false R5.htm 0130 - Statement - Statements of Capital (Unaudited) Sheet http://fhlbny.com/role/StatementsOfCapital Statements of Capital (Unaudited) false false R6.htm 0131 - Statement - Statements of Capital (Unaudited) (Parenthetical) Sheet http://fhlbny.com/role/StatementsOfCapitalParenthetical Statements of Capital (Unaudited) (Parenthetical) false false R7.htm 0140 - Statement - Statements of Cash Flows (Unaudited) Sheet http://fhlbny.com/role/StatementsOfCashFlows Statements of Cash Flows (Unaudited) false false R8.htm 0141 - Statement - Statements of Cash Flows (Unaudited) (Parenthetical) Sheet http://fhlbny.com/role/CashFlowsParenthetical Statements of Cash Flows (Unaudited) (Parenthetical) false false R9.htm 0201 - Disclosure - Significant Accounting Policies and Estimates Sheet http://fhlbny.com/role/SignificantAccountingPoliciesAndEstimates Significant Accounting Policies and Estimates false false R10.htm 0202 - Disclosure - Recently Issued Accounting Standards and Interpretations Sheet http://fhlbny.com/role/RecentlyIssuedAccountingPoliciesAndInterpretations Recently Issued Accounting Standards and Interpretations false false R11.htm 0203 - Disclosure - Cash and Due from Banks Sheet http://fhlbny.com/role/CashAndDueFromBanks Cash and Due from Banks false false R12.htm 0204 - Disclosure - Held-to-Maturity Securities Sheet http://fhlbny.com/role/HeldToMaturitySecurities Held-to-Maturity Securities false false R13.htm 0205 - Disclosure - Available-for-Sale Securities Sheet http://fhlbny.com/role/AvailableForSaleSecurities Available-for-Sale Securities false false R14.htm 0206 - Disclosure - Advances Sheet http://fhlbny.com/role/Advances Advances false false R15.htm 0207 - Disclosure - Mortgage Loans Held-for-Portfolio Sheet http://fhlbny.com/role/MortgageLoansHeldForPortfolio Mortgage Loans Held-for-Portfolio false false R16.htm 0208 - Disclosure - Deposits Sheet http://fhlbny.com/role/Deposits Deposits false false R17.htm 0209 - Disclosure - Borrowings Sheet http://fhlbny.com/role/Borrowings Borrowings false false R18.htm 0210 - Disclosure - Consolidated Obligations Sheet http://fhlbny.com/role/ConsolidatedObligations Consolidated Obligations false false R19.htm 0211 - Disclosure - Capital Stock and Mandatorily Redeemable Capital Stock Sheet http://fhlbny.com/role/CapitalCapitalRatiosAndMandatorilyRedeemableCapitalStock Capital Stock and Mandatorily Redeemable Capital Stock false false R20.htm 0212 - Disclosure - Total Comprehensive Income Sheet http://fhlbny.com/role/TotalComprehensiveIncome Total Comprehensive Income false false R21.htm 0213 - Disclosure - Earnings Per Share of Capital Sheet http://fhlbny.com/role/EarningsPerShareOfCapital Earnings Per Share of Capital false false R22.htm 0214 - Disclosure - Employee Retirement Plans Sheet http://fhlbny.com/role/EmployeeRetirementPlans Employee Retirement Plans false false R23.htm 0215 - Disclosure - Derivatives and Hedging Activities Sheet http://fhlbny.com/role/DerivativesAndHedgingActivities Derivatives and Hedging Activities false false R24.htm 0216 - Disclosure - Fair Values of Financial Instruments Sheet http://fhlbny.com/role/FairValuesOfFinancialInstruments Fair Values of Financial Instruments false false R25.htm 0217 - Disclosure - Commitments and Contingencies Sheet http://fhlbny.com/role/CommitmentsAndContingencies Commitments and Contingencies false false R26.htm 0218 - Disclosure - Related Party Transactions Sheet http://fhlbny.com/role/RelatedPartyTransactions Related Party Transactions false false R27.htm 0219 - Disclosure - Segment Information And Concentration Sheet http://fhlbny.com/role/SegmentInformationAndConcentration Segment Information And Concentration false false R28.htm 0220 - Disclosure - Subsequent Events Sheet http://fhlbny.com/role/SubsequentEvents Subsequent Events false false All Reports Book All Reports Process Flow-Through: 0110 - Statement - Statements of Condition (Unaudited) Process Flow-Through: 0111 - Statement - Statements of Condition (Unaudited) (Parenthetical) Process Flow-Through: 0120 - Statement - Statements of Income (Unaudited) Process Flow-Through: 0130 - Statement - Statements of Capital (Unaudited) Process Flow-Through: 0131 - Statement - Statements of Capital (Unaudited) (Parenthetical) Process Flow-Through: 0140 - Statement - Statements of Cash Flows (Unaudited) Process Flow-Through: 0141 - Statement - Statements of Cash Flows (Unaudited) (Parenthetical) fhlbny-20110630.xml fhlbny-20110630.xsd fhlbny-20110630_cal.xml fhlbny-20110630_def.xml fhlbny-20110630_lab.xml fhlbny-20110630_pre.xml true true