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v3.24.2.u1

Related Party Transactions - Additional Information (Details) |  | 3 Months Ended | 6 Months Ended |
--- | --- | --- | --- | ---
May 01, 2024 | Jun. 30, 2024 USD ($) | Jun. 30, 2023 USD ($) | Jun. 30, 2024 USD ($) $ / ft² | Jun. 30, 2023 USD ($) | Dec. 31, 2023 USD ($)
Related Party Transaction [Line Items] |  |  |  |  |  |
Fees to related party |  | $ 7,541,000 | $ 3,090,000 | $ 9,930,000 | $ 5,240,000 |
Property Management Fees |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Fees to related party |  | 1,213,000 | 1,550,000 | 2,849,000 | 2,959,000 |
Development fees |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Fees to related party |  | 111,000 | 0 | 126,000 | 0 |
Leasing fees |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Fees to related party |  | 5,517,000 | $ 129,000 | 5,555,000 | $ 170,000 |
Vornado |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Management fee agreement value |  |  |  | $ 2,800,000 |  |
Vornado | Property Management Fees | Rego Park II | Retail Space |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Property management fee, percent fee |  |  |  | 2.00% |  |
Vornado | Property Management Fees | 731 Lexington Avenue | Office and Retail Space |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Property management fee agreement, price per square foot | $ / ft² |  |  |  | 0.50 |  |
Vornado | Property Management Fees | 731 Lexington Avenue | Common Area |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Property management fee escalation percentage per annum |  |  |  | 3.00% |  |
Vornado | Development fees |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Development fee as percentage of development costs |  |  |  | 6.00% |  |
Vornado | Leasing fees |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Lease fee percentage of rent one to ten years |  |  |  | 3.00% |  |
Lease fee percentage of rent eleven to twenty years |  |  |  | 2.00% |  |
Lease fee percentage of rent twenty first to thirty years |  |  |  | 1.00% |  |
Percentage increase lease fee if broker used |  |  |  | 1.00% |  |
Percentage of third-party lease commission | 33.00% |  |  |  |  |
Percentage commissions on sale of assets under fifty million |  |  |  | 3.00% |  |
Asset sale commission threshold |  |  |  | $ 50,000,000 |  |
Percentage commissions on sale of assets over fifty million |  |  |  | 1.00% |  |
Related Party |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Other liabilities |  | 623,000 |  | $ 623,000 |  | $ 715,000
Related Party | Management And Development Agreement, Base Management Fee | 731 Lexington Avenue | Common Area |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Fees to related party |  |  |  | 376,000 |  |
Related Party | Development fees |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Other liabilities |  | 126,000 |  | 126,000 |  |
Related Party | Leasing fees |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Other liabilities |  | 17,000 |  | 17,000 |  | 69,000
Related Party | Management, property management, cleaning, engineering and security fees |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Other liabilities |  | $ 480,000 |  | $ 480,000 |  | $ 646,000
Alexander's Inc. | Vornado | Vornado |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Ownership percentage by noncontrolling owners |  | 32.40% |  | 32.40% |  |

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