Goodwill and Other Intangible Assets - Intangible Assets (Details) - USD ($) $ in Millions	Sep. 30, 2023	Dec. 31, 2022
Goodwill and Intangible Assets Disclosure [Abstract]
Gross Carrying Amount	$ 95.8	$ 31.0
Accumulated Amortization	(25.6)	(21.4)
Definite-lived intangible assets, Net Carrying Amount	70.2	9.6
Indefinite-lived intangible assets, Net Carrying Amount	2,347.1	2,382.2
Total intangible assets	$ 2,417.3	$ 2,391.8