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Description of Business and Organization (Details) ft² in Millions | 3 Months Ended
--- | ---
Mar. 31, 2024 ft² office_property parcel property_unit $ / shares
Empire State Realty OP | Empire state realty trust |
Organization, Consolidation and Presentation of Financial Statements Disclosure [Line Items] |
OP units owned by the company (as a percent) | 60.10%
ESRT | Common Class A |
Organization, Consolidation and Presentation of Financial Statements Disclosure [Line Items] |
Par value (in dollars per share) | $ / shares | $ 0.01
Office Building |
Organization, Consolidation and Presentation of Financial Statements Disclosure [Line Items] |
Area of real estate property (in square feet) | 8.6
Number of offices and properties | office_property | 11
Office Building | Manhattan |
Organization, Consolidation and Presentation of Financial Statements Disclosure [Line Items] |
Area of real estate property (in square feet) | 7.6
Number of offices and properties | office_property | 9
Office Building | Stamford, Connecticut |
Organization, Consolidation and Presentation of Financial Statements Disclosure [Line Items] |
Area of real estate property (in square feet) | 1.1
Number of offices and properties | office_property | 2
Retail Site |
Organization, Consolidation and Presentation of Financial Statements Disclosure [Line Items] |
Area of real estate property (in square feet) | 0.7
Multifamily |
Organization, Consolidation and Presentation of Financial Statements Disclosure [Line Items] |
Number of property units | property_unit | 727
Multifamily | New York City |
Organization, Consolidation and Presentation of Financial Statements Disclosure [Line Items] |
Number of property units | property_unit | 727
Development Parcel |
Organization, Consolidation and Presentation of Financial Statements Disclosure [Line Items] |
Number of offices and properties | parcel | 3

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- Definition [Line Items] for Organization, Consolidation and Presentation of Financial Statements Disclosure [Table] + References No definition available. + Details
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- Definition Face amount or stated value per share of common stock. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(29)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1 + Details
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- Definition Percentage investment held by the managing member or general partner of the limited liability company (LLC) or limited partnership (LP). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 272 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482987/272-10-50-3 + Details
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