Business Segments (Results Of Operations For Each Of Our Principal Business Segments) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014 segment	Sep. 30, 2013
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Revenue	$ 65,031	$ 65,472	$ 193,006	$ 194,681
Operating expense	50,581	51,458	149,539	153,987
Depreciation and amortization	3,729	3,491	11,217	10,910
General and administrative expense	1,239	1,076	3,773	2,982
Segment operating income	9,482	9,447	28,477	26,802
Number of reportable business segments			2
Intersegment Eliminations [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Revenue	(1,951)	(1,913)	(5,615)	(5,740)
Operating expense	(1,951)	(1,913)	(5,615)	(5,740)
Cinema [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Revenue	60,947	61,228	180,225	180,657
Operating expense	50,243	50,655	147,631	151,612
Depreciation and amortization	2,765	2,540	8,378	7,824
General and administrative expense	803	891	2,903	2,463
Segment operating income	7,136	7,142	21,313	18,758
Real Estate [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Revenue	6,035	6,157	18,396	19,764
Operating expense	2,289	2,716	7,523	8,115
Depreciation and amortization	964	951	2,839	3,086
General and administrative expense	436	185	870	519
Segment operating income	$ 2,346	$ 2,305	$ 7,164	$ 8,044