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Investments In Unconsolidated Joint Ventures (Summary Of Equity Earnings From Investments In Unconsolidated Joint Ventures And Entities) (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2019 | Jun. 30, 2018 | Jun. 30, 2019 | Jun. 30, 2018
Schedule of Equity Method Investments [Line Items] |  |  |  |
Total equity earnings | $ 327 | $ 331 | $ 361 | $ 588
Rialto Cinemas [Member] |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |
Total equity earnings | 71 | 83 | 14 | 153
Mt. Gravatt [Member] |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |
Total equity earnings | $ 256 | $ 248 | $ 347 | $ 435

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