Acquisitions, Goodwill, and Other Intangible Assets (Amortization Expense) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Acquisitions, Goodwill, and Other Intangible Assets [Abstract]
Amortization expense	$ 64.5	$ 70.5	$ 66.7
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]
2017	55.1
2018	51.3
2019	44.7
2020	40.9
2021	37.9
Thereafter	178.9
Intangible assets, net	$ 408.8	$ 484.4