Significant Accounting Policies (Schedule Of Promotional Allowances) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Promotional Allowances [Line Items]
Promotional allowances, estimated cost	$ 4,750	$ 2,413	$ 2,082
Hotel [Member]
Promotional Allowances [Line Items]
Promotional allowances, estimated cost	542	348	293
Food And Beverage [Member]
Promotional Allowances [Line Items]
Promotional allowances, estimated cost	$ 4,208	$ 2,065	$ 1,789