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Capital - Shares and Units (Details)	1 Months Ended	12 Months Ended
	Jul. 31, 2023	Dec. 31, 2024 vote class shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
OP units owned by the company and other partners (in shares)		106,768,138
Number of classes of stock | class		2
Director | Time-based LTIPs | Tranche One
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting rights (as a percent)	25.00%
Empire State Realty Trust
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Exchange ratio		0.020
Empire State Realty OP | Empire State Realty Trust
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
OP units owned by the company (as a percent)		61.10%
Empire State Realty OP | Other Partners, Company Directors, Members Of Senior Management And Other Employees
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
OP units not owned by the company (as a percent)		38.90%
Common Class A
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common stock outstanding (in shares)		166,404,831
Common Class B
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common stock outstanding (in shares)		978,217
Number of voting rights (in shares) | vote		50

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