Revenue Recognition (Disaggregation Of Company's Revenue From Contracts With Customers) (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2024	Mar. 31, 2023
Disaggregation of Revenue [Line Items]
Net operating revenue	$ 136,017	$ 108,508
United States Segment [Member]
Disaggregation of Revenue [Line Items]
Net operating revenue	96,034	66,369
Canada Segment [Member]
Disaggregation of Revenue [Line Items]
Net operating revenue	18,321	16,503
Poland Segment [Member]
Disaggregation of Revenue [Line Items]
Net operating revenue	21,649	25,579
Corporate And Other [Member]
Disaggregation of Revenue [Line Items]
Net operating revenue	13	57
Gaming [Member]
Disaggregation of Revenue [Line Items]
Net operating revenue	105,418	94,297
Gaming [Member] \| United States Segment [Member]
Disaggregation of Revenue [Line Items]
Net operating revenue	72,307	58,393
Gaming [Member] \| Canada Segment [Member]
Disaggregation of Revenue [Line Items]
Net operating revenue	12,015	10,598
Gaming [Member] \| Poland Segment [Member]
Disaggregation of Revenue [Line Items]
Net operating revenue	21,096	25,249
Gaming [Member] \| Corporate And Other [Member]
Disaggregation of Revenue [Line Items]
Net operating revenue		57
Pari-Mutuel, Sports Betting And iGaming [Member]
Disaggregation of Revenue [Line Items]
Net operating revenue	3,389	3,385
Pari-Mutuel, Sports Betting And iGaming [Member] \| United States Segment [Member]
Disaggregation of Revenue [Line Items]
Net operating revenue	1,297	1,282
Pari-Mutuel, Sports Betting And iGaming [Member] \| Canada Segment [Member]
Disaggregation of Revenue [Line Items]
Net operating revenue	2,092	2,103
Hotel [Member]
Disaggregation of Revenue [Line Items]
Net operating revenue	9,302	2,522
Hotel [Member] \| United States Segment [Member]
Disaggregation of Revenue [Line Items]
Net operating revenue	9,177	2,403
Hotel [Member] \| Canada Segment [Member]
Disaggregation of Revenue [Line Items]
Net operating revenue	125	119
Food And Beverage [Member]
Disaggregation of Revenue [Line Items]
Net operating revenue	12,745	5,767
Food And Beverage [Member] \| United States Segment [Member]
Disaggregation of Revenue [Line Items]
Net operating revenue	9,822	3,110
Food And Beverage [Member] \| Canada Segment [Member]
Disaggregation of Revenue [Line Items]
Net operating revenue	2,727	2,426
Food And Beverage [Member] \| Poland Segment [Member]
Disaggregation of Revenue [Line Items]
Net operating revenue	196	231
Other [Member]
Disaggregation of Revenue [Line Items]
Net operating revenue	5,163	2,537
Other [Member] \| United States Segment [Member]
Disaggregation of Revenue [Line Items]
Net operating revenue	3,431	1,181
Other [Member] \| Canada Segment [Member]
Disaggregation of Revenue [Line Items]
Net operating revenue	1,362	1,257
Other [Member] \| Poland Segment [Member]
Disaggregation of Revenue [Line Items]
Net operating revenue	357	99
Other [Member] \| Corporate And Other [Member]
Disaggregation of Revenue [Line Items]
Net operating revenue	13
Operating Segments [Member]
Disaggregation of Revenue [Line Items]
Net operating revenue	136,017	108,508
Operating Segments [Member] \| United States Segment [Member]
Disaggregation of Revenue [Line Items]
Net operating revenue	96,034	66,369
Operating Segments [Member] \| Canada Segment [Member]
Disaggregation of Revenue [Line Items]
Net operating revenue	18,321	16,503
Operating Segments [Member] \| Poland Segment [Member]
Disaggregation of Revenue [Line Items]
Net operating revenue	21,649	25,579
Operating Segments [Member] \| Corporate And Other [Member]
Disaggregation of Revenue [Line Items]
Net operating revenue	$ 13	$ 57