Environmental (Schedule of Environmental Remediation Reserves) (Details) - USD ($) $ in Millions	Dec. 31, 2023	Dec. 31, 2022
Environmental Remediation Obligations [Abstract]
Demerger obligations (Note 19)	$ 14	$ 20
Divestiture obligations (Note 19)	13	14
Active sites	25	21
U.S. Superfund sites	8	10
Other environmental remediation liabilities	2	2
Total	$ 62	$ 67
Environmental Loss Contingency, Statement of Financial Position [Extensible Enumeration]	Other liabilities, Other liabilities	Other liabilities, Other liabilities