| **Real Estate Joint Ventures (Tables)**                  | 6 Months Ended                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           |
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| **Real Estate Joint Ventures [Abstract]**                |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     |
| Summarized Balance Sheets for Unconsolidated Investments | Summarized financial information for ALP is as follows:  June 30, 2016 December 31, 2015    Cash and cash equivalents$12,881 $13,760Other assets59 58Total assets$12,940 $13,818    Accounts payable and other liabilities$1,424 $1,978Equity(1)11,516 11,840Total liabilities and equity$12,940 $13,818 (1)  In 2008 the Company wrote-off its investment in ALP as a result of ALP reserving its assets to satisfy potential claims and obligations in accordance with its publicly reported liquidation basis of accounting.  Subsequently, ALP changed its method of accounting to a going concern basis and reinstated its equity and stated it would report certain expenses as they are incurred.  The Company has not recorded any additional equity income as a result of ALP’s change in accounting. |

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Real Estate Joint Ventures [Abstract]
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Summarized Balance Sheets For Unconsolidated Investments.
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