Goodwill and Intangible Assets (Changes to Intangible Assets) (Details) - USD ($) $ in Millions	6 Months Ended	12 Months Ended
	Jun. 30, 2023	Dec. 31, 2022
Finite-Lived and Indefinite-Lived Intangible Assets [Roll Forward]
Balance at beginning of period, net of accumulated amortization	$ 344.9	$ 388.5
Amortization expense	(18.1)	(36.0)
Currency translation and other	(1.8)	(7.6)
Balance at end of period, net of accumulated amortization	$ 325.0	$ 344.9