Segments - Schedule of Reconciliation of the Company's Segment Operating Income (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Segment Reporting Reconciling Item For Operating Profit Loss From Segment To Consolidated [Line Items]
Total operating income	$ 7.5	$ 18.0	$ 35.6	$ 82.6
Unallocated restructuring expense	0.5	0.7	3.4	1.0
Operating Segments
Segment Reporting Reconciling Item For Operating Profit Loss From Segment To Consolidated [Line Items]
Total operating income	18.2	28.5	70.5	124.2
Corporate
Segment Reporting Reconciling Item For Operating Profit Loss From Segment To Consolidated [Line Items]
Total operating income	(10.7)	(10.5)	(34.9)	(41.5)
Material Reconciling Items
Segment Reporting Reconciling Item For Operating Profit Loss From Segment To Consolidated [Line Items]
Unallocated restructuring expense	$ 0.0	$ 0.0	$ 0.0	$ (0.1)