Goodwill (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Change in the carrying amount of goodwill
Balance at the beginning of the period	$ 2,107.6	$ 1,935.2
Acquisitions		172.0
Purchase price allocation adjustments	5.3
Effect of foreign currency translation	(7.0)	0.4
Balance at the end of the period	2,105.9	2,107.6
Accumulated impairment losses	$ 0.0	$ 0.0