Segment Information (Total Assets) (Details) - USD ($) $ in Millions	Sep. 30, 2022	Dec. 31, 2021
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	$ 20,425	$ 18,459
Operating Segments | Performance and Essential Materials
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	13,990	11,938
Operating Segments | Housing and Infrastructure Products
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	5,129	5,021
Corporate and other
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	$ 1,306	$ 1,500