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Real Estate (Commitments) (Details) $ in Thousands | 9 Months Ended
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Sep. 30, 2015 USD ($) property
Real Estate [Abstract] |  |
Period for improvements to construction commitments | 12 months |
Number of properties | property | 35 |
Total commitment | $ 165,832 | [1]
Amount funded | 93,530 |
Remaining commitment | $ 72,302 |
[1] | Includes land, construction costs, tenant improvements and lease costs.

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