Acquisition And Equity Investment (Schedule Of Estimated Fair Values Of Assets And Liabilities) (Details) - USD ($) $ in Thousands	Sep. 30, 2023	Jul. 25, 2023	Apr. 03, 2023	Dec. 31, 2022
Business Acquisition [Line Items]
Leased right-of-use assets	$ 26,018			$ 27,190
Add: Goodwill	$ 85,636			$ 9,583
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			30,250
Accounts payable			(2,622)
Accrued liabilities			(4,092)
Accrued payroll			(2,348)
Taxes payable			(998)
Finance lease liabilities			(184,700)
Net identifiable assets acquired			62,150
Add: Goodwill			43,406
Net assets acquired			$ 105,556
Rocky Gap Casino Resort [Member]
Business Acquisition [Line Items]
Cash		$ 6,101
Receivables		2,147
Prepaid expenses		577
Inventories		715
Other current assets		167
Property and equipment		211,566
Leased right-of-use assets		3,441
Intangible assets		14,160
Accounts payable		(581)
Accrued liabilities		(2,798)
Accrued payroll		(1,393)
Taxes payable		(215)
Finance lease liabilities		(203,925)
Operating lease liabilities		(3,441)
Net identifiable assets acquired		26,521
Add: Goodwill		32,606
Net assets acquired		$ 59,127