Cover
| Cover | May 11, 2023 |
| Cover [Abstract] | |
| Document Type | 8-K |
| Document Period End Date | May 11, 2023 |
| Entity Registrant Name | EMPIRE STATE REALTY TRUST, INC. |
| Entity Incorporation, State or Country Code | MD |
| Entity File Number | 001-36105 |
| Entity Tax Identification Number | 37-1645259 |
| 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 | 687-2600 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Title of 12(b) Security | Class A Common Stock, par value $0.01 per share |
| Trading Symbol | ESRT |
| Security Exchange Name | NYSE |
| Entity Emerging Growth Company | false |
| Entity Central Index Key | 0001541401 |
| Amendment Flag | false |