Investments In Unconsolidated Joint Ventures And Entities (Summary Of Equity Earnings (Loss) From Investments In Unconsolidated Joint Ventures And Entities) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Schedule of Equity Method Investments [Line Items]
Total equity earnings	$ 277	$ 454	$ 1,090	$ 1,087
Rialto Distribution [Member]
Schedule of Equity Method Investments [Line Items]
Total equity earnings	24	234	137	346
Rialto Cinemas [Member]
Schedule of Equity Method Investments [Line Items]
Total equity earnings	27	(35)	84	(87)
205-209 East 57th Street Associates, LLC [Member]
Schedule of Equity Method Investments [Line Items]
Total equity earnings				33
Mt. Gravatt Cinema [Member]
Schedule of Equity Method Investments [Line Items]
Total equity earnings	$ 226	$ 255	$ 869	$ 795