Segments - Schedule of Segment Reporting Information, by Segment (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Segment Reporting Information [Line Items]
Net sales	$ 1,234.9	$ 1,126.8	$ 2,409.0	$ 2,190.4
Depreciation and amortization expense	77.3	79.0	155.0	155.4
Intercompany sales between segments	0.0	0.0	0.0	0.0
Performance Coatings
Segment Reporting Information [Line Items]
Net sales	855.8	805.8	1,670.2	1,513.1
Depreciation and amortization expense	57.7	56.4	115.7	110.4
Mobility Coatings
Segment Reporting Information [Line Items]
Net sales	379.1	321.0	738.8	677.3
Depreciation and amortization expense	19.6	22.6	39.3	45.0
Refinish | Performance Coatings
Segment Reporting Information [Line Items]
Net sales	491.1	463.1	952.5	862.1
Industrial | Performance Coatings
Segment Reporting Information [Line Items]
Net sales	364.7	342.7	717.7	651.0
Light Vehicle | Mobility Coatings
Segment Reporting Information [Line Items]
Net sales	282.9	243.9	558.5	522.8
Commercial Vehicle | Mobility Coatings
Segment Reporting Information [Line Items]
Net sales	$ 96.2	$ 77.1	$ 180.3	$ 154.5