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Cover - USD ($)
 12 Months Ended
Dec. 31, 2023
Feb. 22, 2024
Jun. 30, 2023
Document Information [Line Items]      
Document Type 10-K/A    
Document Annual Report true    
Document Period End Date Dec. 31, 2023    
Current Fiscal Year End Date --12-31    
Document Transition Report false    
Entity File Number 001-36106    
Entity Registrant Name EMPIRE STATE REALTY OP, L.P.    
Entity Incorporation, State or Country Code DE    
Entity Tax Identification Number 45-4685158    
Entity Address, Address Line One 111 West 33rd Street    
Entity Address, Address Line Two 12th Floor    
Entity Address, City or Town New York    
Entity Address, State or Province NY    
Entity Address, Postal Zip Code 10120    
City Area Code 212    
Local Phone Number 687-8700    
Entity Well-known Seasoned Issuer Yes    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes    
Entity Interactive Data Current Yes    
Entity Filer Category Large Accelerated Filer    
Entity Small Business false    
Entity Emerging Growth Company false    
ICFR Auditor Attestation Flag true    
Document Financial Statement Error Correction [Flag] false    
Entity Shell Company false    
Documents Incorporated by Reference
Our sole general partner is Empire State Realty Trust, Inc. ("ESRT"). Portions of ESRT’s Proxy Statement for its 2024 Annual Stockholders’ Meeting (the “2024 Proxy Statement”) are incorporated by reference into Part III of this Annual Report on Form 10-K where indicated. The 2024 Proxy Statement was filed with the U.S. Securities and Exchange Commission (the “SEC”) on March 28, 2024 (File No. 001-36105).
    
Amendment Description This amended Annual Report is being filed to amend (i) Part II, Item 9A—Controls and Procedures to address management’s re-evaluation of disclosure controls and procedures and reflect the identification of a material weaknesses in internal control over financial reporting, (ii) Ernst & Young LLP’s (“EY”) opinion on our internal control over financial reporting and (iii) to include EY’s opinion on the consolidated financial statements included in Part II, Item 8—Financial Statements and Supplementary Data of the Original Form 10-K updated to include a reference to EY’s updated report on internal control over financial reporting and for the Critical Audit Matter.Part IV, Item 15—Exhibits, Financial Statement and Schedules also has been amended to include currently dated certifications from our Chief Executive Officer and Principal Financial Officer as required by Sections 302 and 906 of the Sarbanes-Oxley Act of 2002. The certifications are attached to amended Annual Report as Exhibits 31.1, 31.2, 32.1 and 32.2. We are also filing an updated Consent of Independent Registered Public Accounting Firm, attached as Exhibit 23.1.    
Entity Central Index Key 0001553079    
Amendment Flag true    
Document Fiscal Year Focus 2023    
Document Fiscal Period Focus FY    
Entity Public Float     $ 0
Series ES Operating Partnership Units Limited Partners      
Document Information [Line Items]      
Title of 12(b) Security Series ES operating partnership units    
Trading Symbol ESBA    
Security Exchange Name NYSEArca    
Entity Common Stock, Shares Outstanding   19,504,737  
Series 60 Operating Partnership Units Limited Partners      
Document Information [Line Items]      
Title of 12(b) Security Series 60 operating partnership units    
Trading Symbol OGCP    
Security Exchange Name NYSEArca    
Entity Common Stock, Shares Outstanding   5,036,429  
Series 250 Operating Partnership Units Limited Partners      
Document Information [Line Items]      
Title of 12(b) Security Series 250 operating partnership units    
Trading Symbol FISK    
Security Exchange Name NYSEArca    
Entity Common Stock, Shares Outstanding   2,588,428