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Investments in Unconsolidated Joint Ventures - Schedule of General Information on Joint Ventures (Details) | 1 Months Ended | 12 Months Ended
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Jan. 31, 2024 USD ($) | Dec. 31, 2023 USD ($) ft² | Sep. 30, 2023 USD ($) | Jun. 30, 2023 USD ($) ft² | Jul. 31, 2021 USD ($) | Dec. 31, 2023 USD ($) ft² | Dec. 31, 2022 USD ($) | Dec. 31, 2021 USD ($) | Dec. 31, 2020 USD ($)
General information on each joint venture |  |  |  |  |  |  |  |  |
Approximate Square Feet |  | 29,695,841 |  |  |  | 29,695,841 |  |  |
Depreciable real estate reserves and impairments | $ |  |  |  |  |  | $ (382,374,000) | $ (6,313,000) | $ (23,794,000) |
Mortgages and other loans payable, net | $ |  | $ 1,491,319,000 |  |  |  | 1,491,319,000 | 3,227,563,000 |  |
Repayments of mortgages | $ |  |  |  |  |  | 25,826,000 | 292,364,000 | $ 375,044,000 |
Ownership percentage deconsolidated |  |  |  | 50.10% | 51.00% |  |  |  |
Investment fair value adjustment | $ |  |  |  | $ 17,000,000 | $ 206,800,000 | 17,000,000 |  |  |
245 Park Avenue |  |  |  |  |  |  |  |  |
General information on each joint venture |  |  |  |  |  |  |  |  |
Approximate Square Feet |  |  |  | 1,782,793 |  |  |  |  |
Gross asset valuation of property to be sold | $ |  |  |  | $ 1,995,000,000 |  |  |  |  |
Ownership interest disposed |  |  |  | 49.90% |  |  |  |  |
1552 Broadway |  |  |  |  |  |  |  |  |
General information on each joint venture |  |  |  |  |  |  |  |  |
Depreciable real estate reserves and impairments | $ |  | 8,100,000 |  |  |  |  |  |  |
2 Herald Square |  |  |  |  |  |  |  |  |
General information on each joint venture |  |  |  |  |  |  |  |  |
Depreciable real estate reserves and impairments | $ |  | 101,700,000 |  |  |  |  |  |  |
625 Madison Avenue |  |  |  |  |  |  |  |  |
General information on each joint venture |  |  |  |  |  |  |  |  |
Depreciable real estate reserves and impairments | $ |  |  | $ 23,100,000 |  |  |  |  |  |
Due from joint ventures |  |  |  |  |  |  |  |  |
General information on each joint venture |  |  |  |  |  |  |  |  |
Mortgages and other loans payable, net | $ |  | $ 14,799,277,000 |  |  |  | $ 14,799,277,000 | $ 12,348,954,000 |  |
Due from joint ventures | 717 Fifth Avenue | Subsequent Event |  |  |  |  |  |  |  |  |
General information on each joint venture |  |  |  |  |  |  |  |  |
Gross asset valuation of property to be sold | $ | $ 963,000,000 |  |  |  |  |  |  |  |
Due from joint ventures | 2 Herald Square | Subsequent Event |  |  |  |  |  |  |  |  |
General information on each joint venture |  |  |  |  |  |  |  |  |
Consideration transferred | $ | $ 0 |  |  |  |  |  |  |  |
Investment in joint venture, ownership percentage | 95.00% |  |  |  |  |  |  |  |
Mortgages and other loans payable, net | $ | $ 182,500,000 |  |  |  |  |  |  |  |
Repayments of mortgages | $ | $ 7,000,000 |  |  |  |  |  |  |  |
Prudential Real Estate Investors | Due from joint ventures | 100 Park Avenue |  |  |  |  |  |  |  |  |
General information on each joint venture |  |  |  |  |  |  |  |  |
Ownership Interest |  | 49.90% |  |  |  | 49.90% |  |  |
Economic Interest (as a percent) |  | 49.90% |  |  |  | 49.90% |  |  |
Approximate Square Feet |  | 834,000 |  |  |  | 834,000 |  |  |
Wharton Properties / Private Investor | Due from joint ventures | 717 Fifth Avenue |  |  |  |  |  |  |  |  |
General information on each joint venture |  |  |  |  |  |  |  |  |
Ownership Interest |  | 10.92% |  |  |  | 10.92% |  |  |
Economic Interest (as a percent) |  | 10.92% |  |  |  | 10.92% |  |  |
Approximate Square Feet |  | 119,500 |  |  |  | 119,500 |  |  |
Private Investors | Due from joint ventures | 800 Third Avenue |  |  |  |  |  |  |  |  |
General information on each joint venture |  |  |  |  |  |  |  |  |
Ownership Interest |  | 60.52% |  |  |  | 60.52% |  |  |
Economic Interest (as a percent) |  | 60.52% |  |  |  | 60.52% |  |  |
Approximate Square Feet |  | 526,000 |  |  |  | 526,000 |  |  |
Private Investors | Due from joint ventures | 115 Spring Street (2) |  |  |  |  |  |  |  |  |
General information on each joint venture |  |  |  |  |  |  |  |  |
Ownership Interest |  | 51.00% |  |  |  | 51.00% |  |  |
Economic Interest (as a percent) |  | 51.00% |  |  |  | 51.00% |  |  |
Approximate Square Feet |  | 5,218 |  |  |  | 5,218 |  |  |
Private Investors | Due from joint ventures | 625 Madison Avenue |  |  |  |  |  |  |  |  |
General information on each joint venture |  |  |  |  |  |  |  |  |
Ownership Interest |  | 90.43% |  |  |  | 90.43% |  |  |
Economic Interest (as a percent) |  | 90.43% |  |  |  | 90.43% |  |  |
Approximate Square Feet |  | 563,000 |  |  |  | 563,000 |  |  |
New York State Teacher's Retirement System | Due from joint ventures | 919 Third Avenue |  |  |  |  |  |  |  |  |
General information on each joint venture |  |  |  |  |  |  |  |  |
Ownership Interest |  | 51.00% |  |  |  | 51.00% |  |  |
Economic Interest (as a percent) |  | 51.00% |  |  |  | 51.00% |  |  |
Approximate Square Feet |  | 1,454,000 |  |  |  | 1,454,000 |  |  |
Private Investor / Wharton Properties | Due from joint ventures | 11 West 34th Street (2) |  |  |  |  |  |  |  |  |
General information on each joint venture |  |  |  |  |  |  |  |  |
Ownership Interest |  | 30.00% |  |  |  | 30.00% |  |  |
Economic Interest (as a percent) |  | 30.00% |  |  |  | 30.00% |  |  |
Approximate Square Feet |  | 17,150 |  |  |  | 17,150 |  |  |
Vornado Realty Trust | Due from joint ventures | 280 Park Avenue |  |  |  |  |  |  |  |  |
General information on each joint venture |  |  |  |  |  |  |  |  |
Ownership Interest |  | 50.00% |  |  |  | 50.00% |  |  |
Economic Interest (as a percent) |  | 50.00% |  |  |  | 50.00% |  |  |
Approximate Square Feet |  | 1,219,158 |  |  |  | 1,219,158 |  |  |
Wharton Properties | Due from joint ventures | 1552 Broadway |  |  |  |  |  |  |  |  |
General information on each joint venture |  |  |  |  |  |  |  |  |
Ownership Interest |  | 50.00% |  |  |  | 50.00% |  |  |
Economic Interest (as a percent) |  | 50.00% |  |  |  | 50.00% |  |  |
Approximate Square Feet |  | 57,718 |  |  |  | 57,718 |  |  |
Wharton Properties | Due from joint ventures | 650 Fifth Avenue |  |  |  |  |  |  |  |  |
General information on each joint venture |  |  |  |  |  |  |  |  |
Ownership Interest |  | 50.00% |  |  |  | 50.00% |  |  |
Economic Interest (as a percent) |  | 50.00% |  |  |  | 50.00% |  |  |
Approximate Square Feet |  | 69,214 |  |  |  | 69,214 |  |  |
Canadian Pension Plan Investment Board | Due from joint ventures | 10 East 53rd Street |  |  |  |  |  |  |  |  |
General information on each joint venture |  |  |  |  |  |  |  |  |
Ownership Interest |  | 55.00% |  |  |  | 55.00% |  |  |
Economic Interest (as a percent) |  | 55.00% |  |  |  | 55.00% |  |  |
Approximate Square Feet |  | 354,300 |  |  |  | 354,300 |  |  |
PGIM Real Estate | Due from joint ventures | 11 Madison Avenue |  |  |  |  |  |  |  |  |
General information on each joint venture |  |  |  |  |  |  |  |  |
Ownership Interest |  | 60.00% |  |  |  | 60.00% |  |  |
Economic Interest (as a percent) |  | 60.00% |  |  |  | 60.00% |  |  |
Approximate Square Feet |  | 2,314,000 |  |  |  | 2,314,000 |  |  |
National Pension Service of Korea / Hines Interest LP | Due from joint ventures | One Vanderbilt Avenue |  |  |  |  |  |  |  |  |
General information on each joint venture |  |  |  |  |  |  |  |  |
Ownership Interest |  | 71.01% |  |  |  | 71.01% |  |  |
Economic Interest (as a percent) |  | 71.01% |  |  |  | 71.01% |  |  |
Approximate Square Feet |  | 1,657,198 |  |  |  | 1,657,198 |  |  |
RXR Realty / New York REIT | Due from joint ventures | Worldwide Plaza (4) |  |  |  |  |  |  |  |  |
General information on each joint venture |  |  |  |  |  |  |  |  |
Ownership Interest |  | 24.95% |  |  |  | 24.95% |  |  |
Economic Interest (as a percent) |  | 24.95% |  |  |  | 24.95% |  |  |
Approximate Square Feet |  | 2,048,725 |  |  |  | 2,048,725 |  |  |
Allianz Real Estate of America | Due from joint ventures | 1515 Broadway |  |  |  |  |  |  |  |  |
General information on each joint venture |  |  |  |  |  |  |  |  |
Ownership Interest |  | 56.87% |  |  |  | 56.87% |  |  |
Economic Interest (as a percent) |  | 56.87% |  |  |  | 56.87% |  |  |
Approximate Square Feet |  | 1,750,000 |  |  |  | 1,750,000 |  |  |
Israeli Institutional Investor | Due from joint ventures | 2 Herald Square |  |  |  |  |  |  |  |  |
General information on each joint venture |  |  |  |  |  |  |  |  |
Ownership Interest |  | 51.00% |  |  |  | 51.00% |  |  |
Economic Interest (as a percent) |  | 51.00% |  |  |  | 51.00% |  |  |
Approximate Square Feet |  | 369,000 |  |  |  | 369,000 |  |  |
A fund managed by Meritz Alternative Investment Management | Due from joint ventures | 15 Beekman |  |  |  |  |  |  |  |  |
General information on each joint venture |  |  |  |  |  |  |  |  |
Ownership Interest |  | 20.00% |  |  |  | 20.00% |  |  |
Economic Interest (as a percent) |  | 20.00% |  |  |  | 20.00% |  |  |
Approximate Square Feet |  | 221,884 |  |  |  | 221,884 |  |  |
A fund managed by Meritz Alternative Investment Management | Due from joint ventures | 220 East 42nd Street |  |  |  |  |  |  |  |  |
General information on each joint venture |  |  |  |  |  |  |  |  |
Ownership Interest |  | 51.00% |  |  |  | 51.00% |  |  |
Economic Interest (as a percent) |  | 51.00% |  |  |  | 51.00% |  |  |
Approximate Square Feet |  | 1,135,000 |  |  |  | 1,135,000 |  |  |
Wells Fargo | Due from joint ventures | 85 Fifth Avenue |  |  |  |  |  |  |  |  |
General information on each joint venture |  |  |  |  |  |  |  |  |
Ownership Interest |  | 36.27% |  |  |  | 36.27% |  |  |
Economic Interest (as a percent) |  | 36.27% |  |  |  | 36.27% |  |  |
Approximate Square Feet |  | 12,946 |  |  |  | 12,946 |  |  |
National Pension Service of Korea / Hines Interest LP / International Investor | One Madison Avenue |  |  |  |  |  |  |  |  |
General information on each joint venture |  |  |  |  |  |  |  |  |
Ownership percentage deconsolidated |  |  |  |  |  |  |  |  | 50.50%
Investment fair value adjustment | $ |  |  |  |  |  |  |  |  | $ 187,500,000
Investment in joint venture aggregate maximum ownership percentage |  |  |  |  |  |  |  | 25.00% |
National Pension Service of Korea / Hines Interest LP / International Investor | Due from joint ventures | One Madison Avenue |  |  |  |  |  |  |  |  |
General information on each joint venture |  |  |  |  |  |  |  |  |
Ownership Interest |  | 25.50% |  |  |  | 25.50% |  |  |
Economic Interest (as a percent) |  | 25.50% |  |  |  | 25.50% |  |  |
Approximate Square Feet |  | 1,048,700 |  |  |  | 1,048,700 |  |  |
Korean Institutional Investor / Israeli Institutional Investor | 450 Park Avenue | Third-Party |  |  |  |  |  |  |  |  |
General information on each joint venture |  |  |  |  |  |  |  |  |
Ownership Interest |  | 49.90% |  |  |  | 49.90% |  |  |
Investment in joint venture, partners' ownership percentage |  | 25.00% |  |  |  | 25.00% |  |  |
Korean Institutional Investor / Israeli Institutional Investor | Due from joint ventures | 450 Park Avenue |  |  |  |  |  |  |  |  |
General information on each joint venture |  |  |  |  |  |  |  |  |
Ownership Interest |  | 50.10% |  |  |  | 50.10% |  |  |
Economic Interest (as a percent) |  | 25.10% |  |  |  | 25.10% |  |  |
Approximate Square Feet |  | 337,000 |  |  |  | 337,000 |  |  |
Investment in joint venture, ownership percentage |  | 25.10% |  |  |  | 25.10% |  |  |
RXR Realty led investment group | Due from joint ventures | 5 Times Square (4) |  |  |  |  |  |  |  |  |
General information on each joint venture |  |  |  |  |  |  |  |  |
Ownership Interest |  | 31.55% |  |  |  | 31.55% |  |  |
Economic Interest (as a percent) |  | 31.55% |  |  |  | 31.55% |  |  |
Approximate Square Feet |  | 1,131,735 |  |  |  | 1,131,735 |  |  |
U.S. Affiliate of Mori Trust Co., Ltd | Due from joint ventures | 245 Park Avenue |  |  |  |  |  |  |  |  |
General information on each joint venture |  |  |  |  |  |  |  |  |
Ownership Interest |  | 50.10% |  |  |  | 50.10% |  |  |
Economic Interest (as a percent) |  | 50.10% |  |  |  | 50.10% |  |  |
Approximate Square Feet |  | 1,782,793 |  |  |  | 1,782,793 |  |  |
Private Investor | Due from joint ventures | Madison Ave, 625 |  |  |  |  |  |  |  |  |
General information on each joint venture |  |  |  |  |  |  |  |  |
Ownership Interest |  |  | 90.43% |  |  |  |  |  |

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