Postretirement Benefits (Narrative) (Details) - Other Postretirement Benefits Plan [Member] - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
U.S. Plans
Defined Benefit Plan Disclosure [Line Items]
Total recognized in other comprehensive income	$ 14
Total recognized in net periodic benefit cost or OCI	(7)	$ (2)	$ 44
Non-U.S. Plans
Defined Benefit Plan Disclosure [Line Items]
Total recognized in other comprehensive income	(1)
Total recognized in net periodic benefit cost or OCI	$ (1)	$ 0	$ 0