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Investments In Unconsolidated Joint Ventures (Summary Of Equity Earnings From Investments In Unconsolidated Joint Ventures) (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
Schedule of Equity Method Investments [Line Items] |  |  |  |
Total equity earnings | $ 974 | $ 815 | $ 999 | [1]
Mt. Gravatt [Member] |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |
Total equity earnings | 690 | 726 | 805 |
Rialto Cinemas [Member] |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |
Total equity earnings | $ 284 | $ 89 | $ 194 |
[1] | Certain prior year balances have been reclassified to conform to the 2017 presentation (see Note 2 - Summary of Significant Accounting Policies - Reclassifications).

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