Segment Reporting (Summary Of Real Estate Segment Revenue To Segment Operating Income) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Revenue	$ 202,988	$ 210,527	$ 222,744
Depreciation and amortization	(13,198)	(15,779)	(18,422)
General and administrative expense	(19,306)	(20,161)	(20,172)
Operating income (loss)	(5,307)	(14,033)	(12,031)
Operating Segments [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Revenue	207,024	215,136	227,511
Operating expense	(179,827)	(193,229)	(200,948)
Depreciation and amortization	(12,771)	(15,392)	(17,711)
General and administrative expense	(4,866)	(4,633)	(4,937)
Operating income (loss)	9,560	1,882	3,915
Real Estate [Member] | Operating Segments [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Revenue	18,421	20,006	19,870
Operating expense	(7,463)	(9,243)	(8,763)
Depreciation and amortization	(4,314)	(5,160)	(6,376)
General and administrative expense	(727)	(924)	(940)
Depreciation, amortization, general and administrative expense	(5,041)	(6,084)	(7,316)
Operating income (loss)	5,917	4,679	3,791
United States [Member] | Real Estate [Member] | Operating Segments [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Revenue	6,881	6,245	6,198
Occupancy expense	(734)	(694)	(789)
Utilities	(93)	(116)	(184)
Cleaning and maintenance	(198)	(183)	(170)
Other operating expenses	(1,073)	(1,096)	(1,237)
Operating expense	(3,146)	(3,113)	(3,145)
Depreciation and amortization	(2,500)	(2,628)	(3,104)
General and administrative expense	(649)	(866)	(700)
Depreciation, amortization, general and administrative expense	(3,149)	(3,494)	(3,804)
Operating income (loss)	586	(362)	(751)
United States [Member] | Live Theater Rental And Ancillary [Member] | Real Estate [Member] | Operating Segments [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Revenue	2,638	2,024	1,803
Operating expense	(1,048)	(1,024)	(765)
United States [Member] | Property Rental [Member] | Real Estate [Member] | Operating Segments [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Revenue	4,243	4,221	4,395
Australia [Member] | Real Estate [Member] | Operating Segments [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Occupancy expense	(1,829)	(1,988)	(1,956)
Labor cost	(174)	(247)	(218)
Utilities	(131)	(72)	(73)
Cleaning and maintenance	(853)	(983)	(927)
Other operating expenses	(736)	(929)	(892)
Operating expense	(3,723)	(4,219)	(4,066)
Depreciation and amortization	(1,580)	(2,091)	(2,514)
General and administrative expense	(76)	(58)	(240)
Depreciation, amortization, general and administrative expense	(1,656)	(2,149)	(2,754)
Operating income (loss)	5,280	5,973	5,343
Australia [Member] | Property Rental [Member] | Real Estate [Member] | Operating Segments [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Revenue	10,659	12,341	12,163
New Zealand [Member] | Real Estate [Member] | Operating Segments [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Occupancy expense	(167)	(474)	(418)
Labor cost	(2)	(22)	(99)
Utilities	(5)	(62)	(53)
Cleaning and maintenance	(4)	(44)	(33)
Other operating expenses	(416)	(1,309)	(949)
Operating expense	(594)	(1,911)	(1,552)
Depreciation and amortization	(235)	(441)	(758)
General and administrative expense	(1)
Depreciation, amortization, general and administrative expense	(236)	(441)	(758)
Operating income (loss)	51	(932)	(801)
New Zealand [Member] | Property Rental [Member] | Real Estate [Member] | Operating Segments [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Revenue	$ 881	$ 1,420	$ 1,509