Other Charges, Net - Components of other charges (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Restructuring and Related Activities [Abstract]
Acquisition-related expenses, net	$ 16.8	$ 19.3	$ 6.1
Professional fees incurred in connection with investigation matters and other legal matters	0.6	2.4	1.1
Information technology transformation costs	5.0	3.0	2.8
Restructuring	$ 18.8	$ 3.9	$ 4.8
Impairment, Long-Lived Asset, Held-for-Use, Statement of Income or Comprehensive Income [Extensible Enumeration]	Other Assets, Noncurrent	Other Assets, Noncurrent	Other Assets, Noncurrent
Long-lived asset impairments	$ 5.7	$ 0.3	$ (0.5)
Other	5.3	0.8	0.0
Other charges, net	$ 52.2	$ 29.7	$ 14.3