Properties and Equipment (Schedule Of Property And Equipment) (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Property, Plant and Equipment [Line Items]
Total cost	$ 480,346	$ 546,440
Less: accumulated depreciation	(217,929)	(259,488)
Operating properties, net	262,417	286,952
Land [Member]
Property, Plant and Equipment [Line Items]
Total cost	61,095	67,392
Building And Improvements [Member]
Property, Plant and Equipment [Line Items]
Total cost	205,821	213,226
Leasehold Improvements [Member]
Property, Plant and Equipment [Line Items]
Total cost	53,984	64,230
Fixtures And Equipment [Member]
Property, Plant and Equipment [Line Items]
Total cost	155,156	194,753
Construction-In-Progress [Member]
Property, Plant and Equipment [Line Items]
Total cost	$ 4,290	$ 6,839