Goodwill and Other Intangible Assets - Intangible Assets (Details) - USD ($) $ in Millions	Sep. 30, 2021	Dec. 31, 2020
Finite-Lived Intangible Assets [Line Items]
Accumulated Amortization	$ (125.7)	$ (120.7)
Total	25.7
Total other intangible assets, gross carrying amount	1,676.2	1,634.2
Total other intangible assets, net carrying amount	1,550.5	1,513.5
Gaming licenses
Indefinite-lived Intangible Assets [Line Items]
Indefinite-lived intangible assets	1,283.2	1,246.1
Trademarks
Indefinite-lived Intangible Assets [Line Items]
Indefinite-lived intangible assets	240.9	240.9
Other
Indefinite-lived Intangible Assets [Line Items]
Indefinite-lived intangible assets	0.7	0.7
Customer relationships
Finite-Lived Intangible Assets [Line Items]
Amortizing intangible assets, gross carrying amount	107.1	106.9
Accumulated Amortization	(88.6)	(85.2)
Total	18.5	21.7
Other
Finite-Lived Intangible Assets [Line Items]
Amortizing intangible assets, gross carrying amount	44.3	39.6
Accumulated Amortization	(37.1)	(35.5)
Total	$ 7.2	$ 4.1