Acquisition And Equity Investment (Schedule Of Estimated Fair Values Of Assets And Liabilities) (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023	Jul. 25, 2023	Apr. 03, 2023
Business Acquisition [Line Items]
Leased right-of-use assets	$ 24,767	$ 25,973
Add: Goodwill	$ 80,356	$ 80,583
Nugget Sparks, LLC [Member]
Business Acquisition [Line Items]
Cash				$ 6,764
Receivables				1,689
Prepaid expenses				3,715
Inventories				2,681
Property and equipment				211,811
Intangible assets				29,940
Accounts payable				(2,622)
Accrued liabilities				(4,092)
Accrued payroll				(2,348)
Taxes payable				(998)
Finance lease liabilities				(184,700)
Net identifiable assets acquired				61,840
Add: Goodwill				43,716
Net assets acquired				$ 105,556
Rocky Gap Casino Resort [Member]
Business Acquisition [Line Items]
Cash			$ 6,653
Receivables			79
Prepaid expenses			876
Inventories			724
Other current assets			33
Property and equipment			209,764
Leased right-of-use assets			3,441
Intangible assets			23,290
Deposits and other			37
Accounts payable			(611)
Accrued liabilities			(2,564)
Accrued payroll			(1,393)
Taxes payable			(202)
Operating lease liabilities			(3,441)
Finance lease liabilities			(203,925)
Net identifiable assets acquired			32,761
Add: Goodwill			26,473
Net assets acquired			$ 59,234