Leases - Cash Flow (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Cash payments for lease liabilities included within operating activities:
Operating leases	$ (89.5)	$ (80.2)	$ (73.3)
Finance leases	(28.9)	(29.2)	(26.7)
Operating leases:
New lease assets obtained in exchange for lease liabilities	33.3	43.1	17.3
Modified/renewed lease assets obtained in exchange for lease liabilities	44.8	15.5	23.2
Total lease assets obtained in exchange for lease liabilities	$ 78.1	$ 58.6	$ 40.5