Investments In Unconsolidated Joint Ventures (Summary Of Equity Earnings (Losses) From Investments In Unconsolidated Joint Ventures) (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Schedule of Equity Method Investments [Line Items]
Total equity earnings	$ 207	$ 237	$ 226	$ 172
Mt. Gravatt [Member]
Schedule of Equity Method Investments [Line Items]
Total equity earnings	206	204	265	224
Rialto Cinemas [Member]
Schedule of Equity Method Investments [Line Items]
Total equity earnings	$ 1	$ 33	$ (39)	$ (52)

Amount of income (loss) for proportionate share of equity method investee's income (loss).

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