3.20.1 html 288 415 1 false 102 0 false 13 false false R1.htm 0001000 - Document - Cover Page Sheet http://empirestaterealtytrust.com/role/CoverPage Cover Page Cover 1 false false R2.htm 1001000 - Statement - Condensed Consolidated Balance Sheets Sheet http://empirestaterealtytrust.com/role/CondensedConsolidatedBalanceSheets Condensed Consolidated Balance Sheets Statements 2 false false R3.htm 1001501 - Statement - Condensed Consolidated Balance Sheets (Parenthetical) Sheet http://empirestaterealtytrust.com/role/CondensedConsolidatedBalanceSheetsParenthetical Condensed Consolidated Balance Sheets (Parenthetical) Statements 3 false false R4.htm 1002000 - Statement - Condensed Consolidated Statements of Income (unaudited) Sheet http://empirestaterealtytrust.com/role/CondensedConsolidatedStatementsOfIncomeUnaudited Condensed Consolidated Statements of Income (unaudited) Statements 4 false false R5.htm 1003000 - Statement - Condensed Consolidated Statements of Comprehensive Income (Loss) (unaudited) Sheet http://empirestaterealtytrust.com/role/CondensedConsolidatedStatementsOfComprehensiveIncomeLossUnaudited Condensed Consolidated Statements of Comprehensive Income (Loss) (unaudited) Statements 5 false false R6.htm 1004000 - Statement - Condensed Consolidated Statements of Stockholders' Equity (unaudited) Sheet http://empirestaterealtytrust.com/role/CondensedConsolidatedStatementsOfStockholdersEquityUnaudited Condensed Consolidated Statements of Stockholders' Equity (unaudited) Statements 6 false false R7.htm 1005000 - Statement - Condensed Consolidated Statements of Cash Flows (unaudited) Sheet http://empirestaterealtytrust.com/role/CondensedConsolidatedStatementsOfCashFlowsUnaudited Condensed Consolidated Statements of Cash Flows (unaudited) Statements 7 false false R8.htm 2101100 - Disclosure - Description of Business and Organization Sheet http://empirestaterealtytrust.com/role/DescriptionOfBusinessAndOrganization Description of Business and Organization Notes 8 false false R9.htm 2102100 - Disclosure - Summary of Significant Accounting Policies Sheet http://empirestaterealtytrust.com/role/SummaryOfSignificantAccountingPolicies Summary of Significant Accounting Policies Notes 9 false false R10.htm 2103100 - Disclosure - Deferred Costs, Acquired Lease Intangibles and Goodwill Sheet http://empirestaterealtytrust.com/role/DeferredCostsAcquiredLeaseIntangiblesAndGoodwill Deferred Costs, Acquired Lease Intangibles and Goodwill Notes 10 false false R11.htm 2104100 - Disclosure - Debt Sheet http://empirestaterealtytrust.com/role/Debt Debt Notes 11 false false R12.htm 2105100 - Disclosure - Accounts Payable and Accrued Expenses Sheet http://empirestaterealtytrust.com/role/AccountsPayableAndAccruedExpenses Accounts Payable and Accrued Expenses Notes 12 false false R13.htm 2106100 - Disclosure - Financial Instruments and Fair Values Sheet http://empirestaterealtytrust.com/role/FinancialInstrumentsAndFairValues Financial Instruments and Fair Values Notes 13 false false R14.htm 2107100 - Disclosure - Leases Sheet http://empirestaterealtytrust.com/role/Leases Leases Notes 14 false false R15.htm 2108100 - Disclosure - Commitments and Contingencies Sheet http://empirestaterealtytrust.com/role/CommitmentsAndContingencies Commitments and Contingencies Notes 15 false false R16.htm 2109100 - Disclosure - Equity Sheet http://empirestaterealtytrust.com/role/Equity Equity Notes 16 false false R17.htm 2110100 - Disclosure - Related Party Transactions Sheet http://empirestaterealtytrust.com/role/RelatedPartyTransactions Related Party Transactions Notes 17 false false R18.htm 2111100 - Disclosure - Segment Reporting Sheet http://empirestaterealtytrust.com/role/SegmentReporting Segment Reporting Notes 18 false false R19.htm 2112100 - Disclosure - Subsequent Events Sheet http://empirestaterealtytrust.com/role/SubsequentEvents Subsequent Events Notes 19 false false R20.htm 2202201 - Disclosure - Summary of Significant Accounting Policies (Policies) Sheet http://empirestaterealtytrust.com/role/SummaryOfSignificantAccountingPoliciesPolicies Summary of Significant Accounting Policies (Policies) Policies http://empirestaterealtytrust.com/role/SummaryOfSignificantAccountingPolicies 20 false false R21.htm 2303301 - Disclosure - Deferred Costs, Acquired Lease Intangibles and Goodwill (Tables) Sheet http://empirestaterealtytrust.com/role/DeferredCostsAcquiredLeaseIntangiblesAndGoodwillTables Deferred Costs, Acquired Lease Intangibles and Goodwill (Tables) Tables http://empirestaterealtytrust.com/role/DeferredCostsAcquiredLeaseIntangiblesAndGoodwill 21 false false R22.htm 2304301 - Disclosure - Debt (Tables) Sheet http://empirestaterealtytrust.com/role/DebtTables Debt (Tables) Tables http://empirestaterealtytrust.com/role/Debt 22 false false R23.htm 2305301 - Disclosure - Accounts Payable and Accrued Expenses (Tables) Sheet http://empirestaterealtytrust.com/role/AccountsPayableAndAccruedExpensesTables Accounts Payable and Accrued Expenses (Tables) Tables http://empirestaterealtytrust.com/role/AccountsPayableAndAccruedExpenses 23 false false R24.htm 2306301 - Disclosure - Financial Instruments and Fair Values (Tables) Sheet http://empirestaterealtytrust.com/role/FinancialInstrumentsAndFairValuesTables Financial Instruments and Fair Values (Tables) Tables http://empirestaterealtytrust.com/role/FinancialInstrumentsAndFairValues 24 false false R25.htm 2307301 - Disclosure - Leases (Tables) Sheet http://empirestaterealtytrust.com/role/LeasesTables Leases (Tables) Tables http://empirestaterealtytrust.com/role/Leases 25 false false R26.htm 2309301 - Disclosure - Equity (Tables) Sheet http://empirestaterealtytrust.com/role/EquityTables Equity (Tables) Tables http://empirestaterealtytrust.com/role/Equity 26 false false R27.htm 2311301 - Disclosure - Segment Reporting (Tables) Sheet http://empirestaterealtytrust.com/role/SegmentReportingTables Segment Reporting (Tables) Tables http://empirestaterealtytrust.com/role/SegmentReporting 27 false false R28.htm 2401401 - Disclosure - Description of Business and Organization (Details) Sheet http://empirestaterealtytrust.com/role/DescriptionOfBusinessAndOrganizationDetails Description of Business and Organization (Details) Details http://empirestaterealtytrust.com/role/DescriptionOfBusinessAndOrganization 28 false false R29.htm 2402402 - Disclosure - Summary of Significant Accounting Policies (Details) Sheet http://empirestaterealtytrust.com/role/SummaryOfSignificantAccountingPoliciesDetails Summary of Significant Accounting Policies (Details) Details http://empirestaterealtytrust.com/role/SummaryOfSignificantAccountingPoliciesPolicies 29 false false R30.htm 2403402 - Disclosure - Deferred Costs, Acquired Lease Intangibles and Goodwill - Deferred Costs, Net (Details) Sheet http://empirestaterealtytrust.com/role/DeferredCostsAcquiredLeaseIntangiblesAndGoodwillDeferredCostsNetDetails Deferred Costs, Acquired Lease Intangibles and Goodwill - Deferred Costs, Net (Details) Details 30 false false R31.htm 2403403 - Disclosure - Deferred Costs, Acquired Lease Intangibles and Goodwill - Narrative (Details) Sheet http://empirestaterealtytrust.com/role/DeferredCostsAcquiredLeaseIntangiblesAndGoodwillNarrativeDetails Deferred Costs, Acquired Lease Intangibles and Goodwill - Narrative (Details) Details http://empirestaterealtytrust.com/role/DeferredCostsAcquiredLeaseIntangiblesAndGoodwillTables 31 false false R32.htm 2403404 - Disclosure - Deferred Costs, Acquired Lease Intangibles and Goodwill - Amortizing Acquired Intangible Assets and Liabilities (Details) Sheet http://empirestaterealtytrust.com/role/DeferredCostsAcquiredLeaseIntangiblesAndGoodwillAmortizingAcquiredIntangibleAssetsAndLiabilitiesDetails Deferred Costs, Acquired Lease Intangibles and Goodwill - Amortizing Acquired Intangible Assets and Liabilities (Details) Details 32 false false R33.htm 2404402 - Disclosure - Debt - Long-Term Debt (Details) Sheet http://empirestaterealtytrust.com/role/DebtLongTermDebtDetails Debt - Long-Term Debt (Details) Details 33 false false R34.htm 2404403 - Disclosure - Debt - Aggregate Required Principal Payments (Details) Sheet http://empirestaterealtytrust.com/role/DebtAggregateRequiredPrincipalPaymentsDetails Debt - Aggregate Required Principal Payments (Details) Details 34 false false R35.htm 2404404 - Disclosure - Debt - Deferred Financing Costs, Net (Details) Sheet http://empirestaterealtytrust.com/role/DebtDeferredFinancingCostsNetDetails Debt - Deferred Financing Costs, Net (Details) Details 35 false false R36.htm 2404405 - Disclosure - Debt - Unsecured Revolving Credit and Term Loan Facilities (Details) Sheet http://empirestaterealtytrust.com/role/DebtUnsecuredRevolvingCreditAndTermLoanFacilitiesDetails Debt - Unsecured Revolving Credit and Term Loan Facilities (Details) Details 36 false false R37.htm 2404406 - Disclosure - Debt - Senior Unsecured Notes (Details) Notes http://empirestaterealtytrust.com/role/DebtSeniorUnsecuredNotesDetails Debt - Senior Unsecured Notes (Details) Details 37 false false R38.htm 2405402 - Disclosure - Accounts Payable and Accrued Expenses (Details) Sheet http://empirestaterealtytrust.com/role/AccountsPayableAndAccruedExpensesDetails Accounts Payable and Accrued Expenses (Details) Details http://empirestaterealtytrust.com/role/AccountsPayableAndAccruedExpensesTables 38 false false R39.htm 2406402 - Disclosure - Financial Instruments and Fair Values - Narrative (Details) Sheet http://empirestaterealtytrust.com/role/FinancialInstrumentsAndFairValuesNarrativeDetails Financial Instruments and Fair Values - Narrative (Details) Details 39 false false R40.htm 2406403 - Disclosure - Financial Instruments and Fair Values - Summary of the Terms of Agreements and the Fair Value of Derivative Financial Instruments (Details) Sheet http://empirestaterealtytrust.com/role/FinancialInstrumentsAndFairValuesSummaryOfTermsOfAgreementsAndFairValueOfDerivativeFinancialInstrumentsDetails Financial Instruments and Fair Values - Summary of the Terms of Agreements and the Fair Value of Derivative Financial Instruments (Details) Details 40 false false R41.htm 2406404 - Disclosure - Financial Instruments and Fair Values - Effect of Derivative Financial Instruments Designated as Cash Flow Hedges (Details) Sheet http://empirestaterealtytrust.com/role/FinancialInstrumentsAndFairValuesEffectOfDerivativeFinancialInstrumentsDesignatedAsCashFlowHedgesDetails Financial Instruments and Fair Values - Effect of Derivative Financial Instruments Designated as Cash Flow Hedges (Details) Details 41 false false R42.htm 2406405 - Disclosure - Financial Instruments and Fair Values - Summary of the Carrying and Estimated Fair Values of Financial Instruments (Details) Sheet http://empirestaterealtytrust.com/role/FinancialInstrumentsAndFairValuesSummaryOfCarryingAndEstimatedFairValuesOfFinancialInstrumentsDetails Financial Instruments and Fair Values - Summary of the Carrying and Estimated Fair Values of Financial Instruments (Details) Details 42 false false R43.htm 2407402 - Disclosure - Leases - Narrative (Details) Sheet http://empirestaterealtytrust.com/role/LeasesNarrativeDetails Leases - Narrative (Details) Details 43 false false R44.htm 2407403 - Disclosure - Leases - Components of Rental Revenue (Details) Sheet http://empirestaterealtytrust.com/role/LeasesComponentsOfRentalRevenueDetails Leases - Components of Rental Revenue (Details) Details 44 false false R45.htm 2407404 - Disclosure - Leases - Future Contractual Minimum Lease Payments On Non-Cancellable Operating Leases To Be Received (Details) Sheet http://empirestaterealtytrust.com/role/LeasesFutureContractualMinimumLeasePaymentsOnNonCancellableOperatingLeasesToBeReceivedDetails Leases - Future Contractual Minimum Lease Payments On Non-Cancellable Operating Leases To Be Received (Details) Details 45 false false R46.htm 2407405 - Disclosure - Leases - Future Minimum Lease Payments on Ground Leases (Details) Sheet http://empirestaterealtytrust.com/role/LeasesFutureMinimumLeasePaymentsOnGroundLeasesDetails Leases - Future Minimum Lease Payments on Ground Leases (Details) Details 46 false false R47.htm 2408401 - Disclosure - Commitments and Contingencies - Legal Proceedings (Details) Sheet http://empirestaterealtytrust.com/role/CommitmentsAndContingenciesLegalProceedingsDetails Commitments and Contingencies - Legal Proceedings (Details) Details 47 false false R48.htm 2408402 - Disclosure - Commitments and Contingencies - Unfunded Capital Expenditures (Details) Sheet http://empirestaterealtytrust.com/role/CommitmentsAndContingenciesUnfundedCapitalExpendituresDetails Commitments and Contingencies - Unfunded Capital Expenditures (Details) Details 48 false false R49.htm 2409402 - Disclosure - Equity - Shares and Units (Details) Sheet http://empirestaterealtytrust.com/role/EquitySharesAndUnitsDetails Equity - Shares and Units (Details) Details 49 false false R50.htm 2409403 - Disclosure - Equity - Change in Net Income Attributable to Common Shareholders (Details) Sheet http://empirestaterealtytrust.com/role/EquityChangeInNetIncomeAttributableToCommonShareholdersDetails Equity - Change in Net Income Attributable to Common Shareholders (Details) Details 50 false false R51.htm 2409404 - Disclosure - Equity - Equity Securities Repurchased (Details) Sheet http://empirestaterealtytrust.com/role/EquityEquitySecuritiesRepurchasedDetails Equity - Equity Securities Repurchased (Details) Details 51 false false R52.htm 2409405 - Disclosure - Equity - Private Perpetual Preferred Units (Details) Sheet http://empirestaterealtytrust.com/role/EquityPrivatePerpetualPreferredUnitsDetails Equity - Private Perpetual Preferred Units (Details) Details 52 false false R53.htm 2409406 - Disclosure - Equity - Dividends and Distributions (Details) Sheet http://empirestaterealtytrust.com/role/EquityDividendsAndDistributionsDetails Equity - Dividends and Distributions (Details) Details 53 false false R54.htm 2409407 - Disclosure - Equity - Incentive and Share-Based Compensation (Details) Sheet http://empirestaterealtytrust.com/role/EquityIncentiveAndShareBasedCompensationDetails Equity - Incentive and Share-Based Compensation (Details) Details 54 false false R55.htm 2409408 - Disclosure - Equity - Summary of Restricted Stock and LTIP Unit Activity (Details) Sheet http://empirestaterealtytrust.com/role/EquitySummaryOfRestrictedStockAndLtipUnitActivityDetails Equity - Summary of Restricted Stock and LTIP Unit Activity (Details) Details 55 false false R56.htm 2409409 - Disclosure - Equity - Earnings Per Share (Details) Sheet http://empirestaterealtytrust.com/role/EquityEarningsPerShareDetails Equity - Earnings Per Share (Details) Details 56 false false R57.htm 2410401 - Disclosure - Related Party Transactions (Details) Sheet http://empirestaterealtytrust.com/role/RelatedPartyTransactionsDetails Related Party Transactions (Details) Details http://empirestaterealtytrust.com/role/RelatedPartyTransactions 57 false false R58.htm 2411402 - Disclosure - Segment Reporting - Narrative (Details) Sheet http://empirestaterealtytrust.com/role/SegmentReportingNarrativeDetails Segment Reporting - Narrative (Details) Details 58 false false R59.htm 2411403 - Disclosure - Segment Reporting - Components of Segment Profit for Each Segment (Details) Sheet http://empirestaterealtytrust.com/role/SegmentReportingComponentsOfSegmentProfitForEachSegmentDetails Segment Reporting - Components of Segment Profit for Each Segment (Details) Details 59 false false R9999.htm Uncategorized Items - esrt3-31x2010xq.htm Sheet http://xbrl.sec.gov/role/uncategorizedFacts Uncategorized Items - esrt3-31x2010xq.htm Cover 60 false false All Reports Book All Reports esrt3-31x2010xq.htm esrt-20200331.xsd esrt-20200331_cal.xml esrt-20200331_def.xml esrt-20200331_lab.xml esrt-20200331_pre.xml exhibit104.htm exhibit105.htm exhibit311esrt3-31x20.htm exhibit312esrt3-31x20.htm exhibit321esrt3-31x20.htm exhibit322esrt3-31x20.htm http://fasb.org/us-gaap/2019-01-31 http://xbrl.sec.gov/dei/2019-01-31 http://fasb.org/srt/2019-01-31 true true