Segments - Reconciliation of Operating Profit (Loss) from Segments to Consolidated (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Adjusted EBIT	$ 132.8	$ 95.1
Interest expense, net	48.2	32.6
Debt extinguishment and refinancing-related costs	1.8	0.0
Termination benefits and other employee-related (benefits) costs	(0.2)	2.4
Acquisition and divestiture-related costs	0.5	0.4
Impairment charges	7.1	0.3
Accelerated depreciation and site closure costs	1.1	1.3
Russia sanction-related impacts	(1.4)	5.8
Other adjustments	(0.1)	0.4
Income before income taxes	75.8	51.9
Due diligence cost	0.8
Performance Coatings
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Adjusted EBIT	109.3	94.6
Mobility Coatings
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Adjusted EBIT	23.5	$ 0.5
Impairment charges	$ 7.1