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Schedule III: Real Estate and Accumulated Depreciation - Schedule (Details) - USD ($) $ in Thousands | 12 Months Ended |  |  |
--- | --- | --- | --- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation |  |  |  |
Encumbrances | $ 1,096,544 |  |  |
Initial cost of Land | 19,206 |  |  |
Initial cost of Building and Leasehold improvements | 24,435 |  |  |
Costs capitalized subsequent to acquisition | 1,022,979 |  |  |
Carrying amount of Land | 32,271 |  |  |
Carrying amount of Buildings and Leasehold improvements | 1,034,068 |  |  |
Development and Construction in progress | 281 |  |  |
Total | 1,066,620 | $ 1,084,598 | $ 1,069,426 | $ 1,071,043
Accumulated Depreciation and Amortization | 415,903 | $ 396,268 | $ 370,557 | $ 350,122
Deferred debt issuance costs, net | 3,993 |  |  |
Net basis difference of assets and liabilities between tax basis and GAAP basis | 145,246 |  |  |
New York | Rego Park I |  |  |  |
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation |  |  |  |
Encumbrances | 0 |  |  |
Initial cost of Land | 1,647 |  |  |
Initial cost of Building and Leasehold improvements | 8,953 |  |  |
Costs capitalized subsequent to acquisition | 93,138 |  |  |
Carrying amount of Land | 1,647 |  |  |
Carrying amount of Buildings and Leasehold improvements | 102,091 |  |  |
Development and Construction in progress | 0 |  |  |
Total | 103,738 |  |  |
Accumulated Depreciation and Amortization | $ 47,931 |  |  |
Date of Construction | 1959 |  |  |
Date acquired | 1992 |  |  |
New York | Rego Park I | Minimum |  |  |  |
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation |  |  |  |
Life on which Depreciation in Latest Income Statement is Computed | 3 years |  |  |
New York | Rego Park I | Maximum |  |  |  |
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation |  |  |  |
Life on which Depreciation in Latest Income Statement is Computed | 39 years |  |  |
New York | Rego Park II | Retail space |  |  |  |
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation |  |  |  |
Encumbrances | $ 202,544 |  |  |
Initial cost of Land | 3,127 |  |  |
Initial cost of Building and Leasehold improvements | 1,467 |  |  |
Costs capitalized subsequent to acquisition | 390,267 |  |  |
Carrying amount of Land | 3,127 |  |  |
Carrying amount of Buildings and Leasehold improvements | 391,453 |  |  |
Development and Construction in progress | 281 |  |  |
Total | 394,861 |  |  |
Accumulated Depreciation and Amortization | $ 135,791 |  |  |
Date of Construction | 2009 |  |  |
Date acquired | 1992 |  |  |
New York | Rego Park II | Retail space | Minimum |  |  |  |
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation |  |  |  |
Life on which Depreciation in Latest Income Statement is Computed | 3 years |  |  |
New York | Rego Park II | Retail space | Maximum |  |  |  |
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation |  |  |  |
Life on which Depreciation in Latest Income Statement is Computed | 40 years |  |  |
New York | The Alexander apartment tower |  |  |  |
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation |  |  |  |
Encumbrances | $ 94,000 |  |  |
Initial cost of Land | 0 |  |  |
Initial cost of Building and Leasehold improvements | 0 |  |  |
Costs capitalized subsequent to acquisition | 115,074 |  |  |
Carrying amount of Land | 0 |  |  |
Carrying amount of Buildings and Leasehold improvements | 115,074 |  |  |
Development and Construction in progress | 0 |  |  |
Total | 115,074 |  |  |
Accumulated Depreciation and Amortization | $ 27,036 |  |  |
Date of Construction | 2016 |  |  |
Date acquired | 1992 |  |  |
New York | The Alexander apartment tower | Minimum |  |  |  |
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation |  |  |  |
Life on which Depreciation in Latest Income Statement is Computed | 3 years |  |  |
New York | The Alexander apartment tower | Maximum |  |  |  |
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation |  |  |  |
Life on which Depreciation in Latest Income Statement is Computed | 39 years |  |  |
New York | Flushing |  |  |  |
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation |  |  |  |
Encumbrances | $ 0 |  |  |
Initial cost of Land | 0 |  |  |
Initial cost of Building and Leasehold improvements | 1,660 |  |  |
Costs capitalized subsequent to acquisition | (107) |  |  |
Carrying amount of Land | 0 |  |  |
Carrying amount of Buildings and Leasehold improvements | 1,553 |  |  |
Development and Construction in progress | 0 |  |  |
Total | 1,553 |  |  |
Accumulated Depreciation and Amortization | $ 1,324 |  |  |
Date of Construction | 1975 |  |  |
Date acquired | 1992 |  |  |
New York | Lexington Avenue |  |  |  |
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation |  |  |  |
Encumbrances | $ 800,000 |  |  |
Initial cost of Land | 14,432 |  |  |
Initial cost of Building and Leasehold improvements | 12,355 |  |  |
Costs capitalized subsequent to acquisition | 424,607 |  |  |
Carrying amount of Land | 27,497 |  |  |
Carrying amount of Buildings and Leasehold improvements | 423,897 |  |  |
Development and Construction in progress | 0 |  |  |
Total | 451,394 |  |  |
Accumulated Depreciation and Amortization | $ 203,821 |  |  |
Date of Construction | 2003 |  |  |
Date acquired | 1992 |  |  |
New York | Lexington Avenue | Minimum |  |  |  |
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation |  |  |  |
Life on which Depreciation in Latest Income Statement is Computed | 9 years |  |  |
New York | Lexington Avenue | Maximum |  |  |  |
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation |  |  |  |
Life on which Depreciation in Latest Income Statement is Computed | 39 years |  |  |

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