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Organization and Basis of Presentation (Tables) | 12 Months Ended
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Dec. 31, 2019
Organization, Consolidation and Presentation of Financial Statements [Abstract] |
Schedule of commercial office properties | As of December 31, 2019, we owned the following interests in properties in the New York metropolitan area, primarily in midtown Manhattan. Our investments located outside of Manhattan are referred to as the Suburban properties:
|  |  |  | Consolidated |  | Unconsolidated |  | Total |  |
Location |  | Property Type |  | Number of Properties |  | Approximate Square Feet (unaudited) |  | Number of Properties |  | Approximate Square Feet (unaudited) |  | Number of Properties |  | Approximate Square Feet (unaudited) |  | Weighted Average Occupancy(1) (unaudited)
Commercial: |  |  |  |  |  |  |  |  |  |  |  |  |  |
Manhattan |  | Office |  | 20 |  |  | 12,387,091 |  |  | 10 |  |  | 11,216,183 |  |  | 30 |  |  | 23,603,274 |  |  | 94.5 | %
|  | Retail |  | 6 |  | (2) | 320,430 |  |  | 8 |  |  | 289,050 |  |  | 14 |  |  | 609,480 |  |  | 98.4 | %
|  | Development/Redevelopment | (3) | 6 |  |  | 189,538 |  |  | 1 |  |  | — |  |  | 7 |  |  | 189,538 |  |  | 84.9 | %
|  | Fee Interest |  | — |  |  | — |  |  | 1 |  |  | — |  |  | 1 |  |  | — |  |  | — | %
|  |  |  | 32 |  |  | 12,897,059 |  |  | 20 |  |  | 11,505,233 |  |  | 52 |  |  | 24,402,292 |  |  | 94.6 | %
Suburban |  | Office |  | 8 |  |  | 1,044,800 |  |  | — |  |  | — |  |  | 8 |  |  | 1,044,800 |  |  | 85.7 | %
|  | Retail |  | 1 |  |  | 52,000 |  |  | — |  |  | — |  |  | 1 |  |  | 52,000 |  |  | 100.0 | %
|  |  |  | 9 |  |  | 1,096,800 |  |  | — |  |  | — |  |  | 9 |  |  | 1,096,800 |  |  | 86.4 | %
Total commercial properties |  | 41 |  |  | 13,993,859 |  |  | 20 |  |  | 11,505,233 |  |  | 61 |  |  | 25,499,092 |  |  | 94.2 | %
Residential: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Manhattan |  | Residential |  | 2 |  | (2) | 445,105 |  |  | 8 |  |  | 1,663,774 |  |  | 10 |  |  | 2,108,879 |  |  | 95.7 | %
Total residential properties |  | 2 |  |  | 445,105 |  |  | 8 |  |  | 1,663,774 |  |  | 10 |  |  | 2,108,879 |  |  | 95.7 | %
Total portfolio |  | 43 |  |  | 14,438,964 |  |  | 28 |  |  | 13,169,007 |  |  | 71 |  |  | 27,607,971 |  |  | 94.3 | %
(1) | The weighted average occupancy for commercial properties represents the total occupied square footage divided by the total square footage at acquisition. The weighted average occupancy for residential properties represents the total occupied units divided by the total available units.
(2) | As of December 31, 2019, we owned a building at 315 West 33rd Street, also known as The Olivia, that was comprised of approximately 270,132 square feet (unaudited) of retail space and approximately 222,855 square feet (unaudited) of residential space. For the purpose of this report, we have included this building in the number of retail properties we own. However, we have included only the retail square footage in the retail approximate square footage, and have listed the balance of the square footage as residential square footage.
(3) | Properties in Development are included in Number of Properties with no Approximate Square Feet.

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- Definition Tabular disclosure of real estate properties and units in those properties that are included in the discussion of the nature of an entity's operations. + References No definition available. + Details
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