Revenue Disaggregation (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Disaggregation of Revenue [Line Items]
Total revenues	$ 1,765.0	$ 1,663.0	$ 3,437.5	$ 3,269.9
Gaming
Disaggregation of Revenue [Line Items]
Total revenues	1,367.7	1,332.3	2,666.0	2,590.6
Food and beverage
Disaggregation of Revenue [Line Items]
Total revenues	114.5	105.3	220.6	208.3
Hotel
Disaggregation of Revenue [Line Items]
Total revenues	66.2	64.6	127.1	122.8
Other
Disaggregation of Revenue [Line Items]
Total revenues	216.6	160.8	423.8	348.2
Operating Segments
Disaggregation of Revenue [Line Items]
Total revenues	1,765.0	1,663.0	3,437.5	3,269.9
Operating Segments | Northeast
Disaggregation of Revenue [Line Items]
Total revenues	711.6	696.3	1,392.5	1,381.0
Operating Segments | Northeast | Gaming
Disaggregation of Revenue [Line Items]
Total revenues	635.7	624.0	1,246.3	1,240.4
Operating Segments | Northeast | Food and beverage
Disaggregation of Revenue [Line Items]
Total revenues	38.7	35.9	76.5	72.7
Operating Segments | Northeast | Hotel
Disaggregation of Revenue [Line Items]
Total revenues	13.9	13.2	25.8	24.9
Operating Segments | Northeast | Other
Disaggregation of Revenue [Line Items]
Total revenues	23.3	23.2	43.9	43.0
Operating Segments | South
Disaggregation of Revenue [Line Items]
Total revenues	302.2	298.2	590.5	596.7
Operating Segments | South | Gaming
Disaggregation of Revenue [Line Items]
Total revenues	224.9	230.2	445.6	464.0
Operating Segments | South | Food and beverage
Disaggregation of Revenue [Line Items]
Total revenues	39.1	33.4	73.0	65.6
Operating Segments | South | Hotel
Disaggregation of Revenue [Line Items]
Total revenues	27.0	24.2	51.1	46.6
Operating Segments | South | Other
Disaggregation of Revenue [Line Items]
Total revenues	11.2	10.4	20.8	20.5
Operating Segments | West
Disaggregation of Revenue [Line Items]
Total revenues	137.7	135.3	267.4	264.1
Operating Segments | West | Gaming
Disaggregation of Revenue [Line Items]
Total revenues	97.8	94.5	188.8	186.1
Operating Segments | West | Food and beverage
Disaggregation of Revenue [Line Items]
Total revenues	19.0	19.5	36.6	37.1
Operating Segments | West | Hotel
Disaggregation of Revenue [Line Items]
Total revenues	15.6	16.8	32.4	32.4
Operating Segments | West | Other
Disaggregation of Revenue [Line Items]
Total revenues	5.3	4.5	9.6	8.5
Operating Segments | Midwest
Disaggregation of Revenue [Line Items]
Total revenues	297.0	298.1	579.9	589.3
Operating Segments | Midwest | Gaming
Disaggregation of Revenue [Line Items]
Total revenues	263.9	265.1	516.2	525.6
Operating Segments | Midwest | Food and beverage
Disaggregation of Revenue [Line Items]
Total revenues	16.2	15.2	31.9	30.5
Operating Segments | Midwest | Hotel
Disaggregation of Revenue [Line Items]
Total revenues	9.7	10.4	17.8	18.9
Operating Segments | Midwest | Other
Disaggregation of Revenue [Line Items]
Total revenues	7.2	7.4	14.0	14.3
Operating Segments | Interactive
Disaggregation of Revenue [Line Items]
Total revenues	316.1	232.6	606.2	440.3
Tax gross up	137.9	82.1	266.1	198.7
Operating Segments | Interactive | Gaming
Disaggregation of Revenue [Line Items]
Total revenues	145.4	118.5	269.1	174.5
Operating Segments | Interactive | Food and beverage
Disaggregation of Revenue [Line Items]
Total revenues	0.0	0.0	0.0	0.0
Operating Segments | Interactive | Hotel
Disaggregation of Revenue [Line Items]
Total revenues	0.0	0.0	0.0	0.0
Operating Segments | Interactive | Other
Disaggregation of Revenue [Line Items]
Total revenues	170.7	114.1	337.1	265.8
Other
Disaggregation of Revenue [Line Items]
Total revenues	5.7	5.9	11.0	11.9
Other | Gaming
Disaggregation of Revenue [Line Items]
Total revenues	0.0	0.0	0.0	0.0
Other | Food and beverage
Disaggregation of Revenue [Line Items]
Total revenues	1.5	1.3	2.6	2.4
Other | Hotel
Disaggregation of Revenue [Line Items]
Total revenues	0.0	0.0	0.0	0.0
Other | Other
Disaggregation of Revenue [Line Items]
Total revenues	4.2	4.6	8.4	9.5
Intersegment Eliminations
Disaggregation of Revenue [Line Items]
Total revenues	(5.3)	(3.4)	(10.0)	(13.4)
Intersegment Eliminations | Gaming
Disaggregation of Revenue [Line Items]
Total revenues	0.0	0.0	0.0	0.0
Intersegment Eliminations | Food and beverage
Disaggregation of Revenue [Line Items]
Total revenues	0.0	0.0	0.0	0.0
Intersegment Eliminations | Hotel
Disaggregation of Revenue [Line Items]
Total revenues	0.0	0.0	0.0	0.0
Intersegment Eliminations | Other
Disaggregation of Revenue [Line Items]
Total revenues	$ (5.3)	$ (3.4)	$ (10.0)	$ (13.4)