Revenue Recognition (Disaggregation Of Company's Revenue From Contracts With Customers) (Details) - USD ($) $ in Thousands		12 Months Ended
		Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Disaggregation of Revenue [Line Items]
Net operating revenue		$ 550,206	$ 430,529	$ 388,506
Corporate And Other [Member]
Disaggregation of Revenue [Line Items]
Net operating revenue		61	206	567
United States [Member]
Disaggregation of Revenue [Line Items]
Net operating revenue		380,591	268,582	283,285
Canada [Member]
Disaggregation of Revenue [Line Items]
Net operating revenue		75,449	71,572	46,428
Poland [Member]
Disaggregation of Revenue [Line Items]
Net operating revenue		94,105	90,169	58,226
Gaming [Member]
Disaggregation of Revenue [Line Items]
Net operating revenue		412,388	365,986	331,877
Gaming [Member] | Corporate And Other [Member]
Disaggregation of Revenue [Line Items]
Net operating revenue		61	184	152
Gaming [Member] | United States [Member]
Disaggregation of Revenue [Line Items]
Net operating revenue		272,499	232,871	249,397
Gaming [Member] | Canada [Member]
Disaggregation of Revenue [Line Items]
Net operating revenue		46,871	43,972	25,604
Gaming [Member] | Poland [Member]
Disaggregation of Revenue [Line Items]
Net operating revenue		92,957	88,959	56,724
Pari-Mutuel, Sports Betting And iGaming [Member]
Disaggregation of Revenue [Line Items]
Net operating revenue		20,165	19,607	18,848
Pari-Mutuel, Sports Betting And iGaming [Member] | United States [Member]
Disaggregation of Revenue [Line Items]
Net operating revenue		10,145	8,728	8,492
Pari-Mutuel, Sports Betting And iGaming [Member] | Canada [Member]
Disaggregation of Revenue [Line Items]
Net operating revenue		10,020	10,879	10,356
Hotel [Member]
Disaggregation of Revenue [Line Items]
Net operating revenue		42,269	9,628	8,286
Hotel [Member] | United States [Member]
Disaggregation of Revenue [Line Items]
Net operating revenue		41,750	9,159	8,241
Hotel [Member] | Canada [Member]
Disaggregation of Revenue [Line Items]
Net operating revenue		519	469	45
Food And Beverage [Member]
Disaggregation of Revenue [Line Items]
Net operating revenue		50,262	24,097	17,788
Food And Beverage [Member] | United States [Member]
Disaggregation of Revenue [Line Items]
Net operating revenue		36,803	12,394	11,761
Food And Beverage [Member] | Canada [Member]
Disaggregation of Revenue [Line Items]
Net operating revenue		12,532	10,860	5,606
Food And Beverage [Member] | Poland [Member]
Disaggregation of Revenue [Line Items]
Net operating revenue		927	843	421
Other [Member]
Disaggregation of Revenue [Line Items]
Net operating revenue		25,122	11,211	11,707
Other [Member] | Corporate And Other [Member]
Disaggregation of Revenue [Line Items]
Net operating revenue			22	415
Other [Member] | United States [Member]
Disaggregation of Revenue [Line Items]
Net operating revenue		19,394	5,430	5,394
Other [Member] | Canada [Member]
Disaggregation of Revenue [Line Items]
Net operating revenue		5,507	5,392	4,817
Other [Member] | Poland [Member]
Disaggregation of Revenue [Line Items]
Net operating revenue		221	367	1,081
Operating Segments [Member]
Disaggregation of Revenue [Line Items]
Net operating revenue	[1]	550,206	430,529	388,506
Operating Segments [Member] | United States Segment [Member]
Disaggregation of Revenue [Line Items]
Net operating revenue	[1]	380,591	268,582	283,285
Operating Segments [Member] | Canada Segment [Member]
Disaggregation of Revenue [Line Items]
Net operating revenue	[1]	75,449	71,572	46,428
Operating Segments [Member] | Poland Segment [Member]
Disaggregation of Revenue [Line Items]
Net operating revenue	[1]	94,105	90,169	58,226
Operating Segments [Member] | Corporate And Other [Member]
Disaggregation of Revenue [Line Items]
Net operating revenue	[1]	$ 61	$ 206	$ 567

[1] Net operating revenue for the Corporate and Other segment primarily relates to the Company’s cruise ship operations, which ceased in April 2023.