v3.26.3
Reportable Business Segment Information - Capital Expenditures (Details) - USD ($)
$ in Millions
 3 Months Ended 9 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Sep. 30, 2026
Sep. 30, 2025
Segment Reporting [Line Items]        
Expenditures for property, plant and equipment (including business acquisitions) $ 194 $ 147 $ 648 $ 477
Share of net earnings of equity affiliates 5 5 16 15
Operating Segments | Global Architectural Coatings        
Segment Reporting [Line Items]        
Expenditures for property, plant and equipment (including business acquisitions) 30 25 85 82
Share of net earnings of equity affiliates 0 0 1 1
Operating Segments | Performance Coatings        
Segment Reporting [Line Items]        
Expenditures for property, plant and equipment (including business acquisitions) 82 41 345 119
Share of net earnings of equity affiliates 1 1 3 4
Operating Segments | Industrial Coatings        
Segment Reporting [Line Items]        
Expenditures for property, plant and equipment (including business acquisitions) 52 44 133 161
Share of net earnings of equity affiliates 0 1 1 1
Corporate / Non-Segment Items        
Segment Reporting [Line Items]        
Expenditures for property, plant and equipment (including business acquisitions) 30 37 85 115
Share of net earnings of equity affiliates $ 4 $ 3 $ 11 $ 9