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Real Estate Investments (Tables) | 6 Months Ended
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Jun. 30, 2012
Real Estate [Abstract] |
Gross carrying value of the Company's Properties |
| June 30, 2012 |  | December 31, 2011
Land | $ | 649,690 |  |  | $ | 677,891 |
Building and improvements | 3,522,597 |  |  | 3,631,388 |
Tenant improvements | 466,760 |  |  | 483,801 |
| $ | 4,639,047 |  |  | $ | 4,793,080 |

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- Definition Schedule of rental properties. + References No definition available. + Details
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- Details
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