Goodwill and Other Intangible Assets - Reporting Units With Negative Carrying Values (Details) $ in Millions	Oct. 01, 2023 USD ($)
Northeast segment | Plainridge Park Casino
Goodwill [Line Items]
Reporting unit with negative carrying amount, goodwill	$ 6.3
South segment | Ameristar Vicksburg
Goodwill [Line Items]
Reporting unit with negative carrying amount, goodwill	19.5
West segment | Cactus Petes and Horseshu
Goodwill [Line Items]
Reporting unit with negative carrying amount, goodwill	10.2
Midwest segment | Ameristar Council Bluffs
Goodwill [Line Items]
Reporting unit with negative carrying amount, goodwill	$ 36.2