Restructuring - Summary of Activity Relating to Restructuring Plan Liabilities (Details) - USD ($) $ in Millions	12 Months Ended			15 Months Ended	21 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2023	Dec. 31, 2021
Restructuring Reserve [Roll Forward]
Costs paid or otherwise settled	$ (5.0)	$ (0.4)
2022 Plan
Restructuring Reserve [Roll Forward]
Beginning balance	1.7
Restructuring costs	5.0	2.2		$ 7.2
Costs paid or otherwise settled	(5.5)	(0.5)		(5.4)
Ending balance	$ 1.2	$ 1.7		$ 1.2
2020 Plan
Restructuring Reserve [Roll Forward]
Beginning balance			$ 1.4
Restructuring costs					$ 6.7
Costs paid or otherwise settled			(0.6)
Other adjustments			$ (0.8)