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Relationship with Vornado (Tables) | 3 Months Ended
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Mar. 31, 2012
Related party transactions [Abstract] |
Summary of Fees to Vornado [Table Text Block] |
|  |  | Three Months Ended |
|  |  |  | March 31, |
| (Amounts in thousands) |  | 2012 |  | 2011 |
| Company management fees |  | $ | 750 |  | $ | 750 |
| Development fees |  |  | 188 |  |  | 188 |
| Leasing fees |  |  | 623 |  |  | 1,515 |
| Property management fees and payments for cleaning, engineering |  |  |  |  |  |  |
|  | and security services |  |  | 1,267 |  |  | 1,126 |
|  |  |  | $ | 2,828 |  | $ | 3,579 |

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- Definition Summary of fees to related party under the agreements + References No definition available. + Details
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- Details
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Namespace Prefix: | us-gaap_
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