Goodwill and Other Intangible Assets - Intangible Assets (Details) - USD ($) $ in Millions	Jun. 30, 2023	Dec. 31, 2022
Goodwill and Intangible Assets Disclosure [Abstract]
Gross Carrying Amount	$ 31.0	$ 31.0
Accumulated Amortization	(23.8)	(21.4)
Definite-lived intangible assets, Net Carrying Amount	7.2	9.6
Indefinite-lived intangible assets, Net Carrying Amount	2,357.7	2,382.2
Total intangible assets	$ 2,364.9	$ 2,391.8