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Property: (Details 2) (USD $) In Thousands, unless otherwise specified | 1 Months Ended | 12 Months Ended | 1 Months Ended | 12 Months Ended |
--- | --- | --- | --- | --- | ---
Feb. 28, 2011 Desert Sky Mall | Dec. 31, 2011 Desert Sky Mall | Jun. 30, 2011 Superstition Springs Land | Dec. 31, 2011 Superstition Springs Land | Jun. 03, 2011 Superstition Springs Land
Property: |  |  |  |  |
Ownership interest acquired (as a percent) | 50.00% | 50.00% |  |  | 50.00%
Gain on purchase of remaining interest in property | $ 1,868 | $ 1,868 | $ 1,734 | $ 1,734 |

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