Other Expense, Net (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025
Other Income and Expenses [Abstract]
Non-service costs - pension and other postretirement benefits (F)	$ 7	$ 7	$ 15	$ 13
Interest income	(7)	(4)	(17)	(8)
Foreign currency losses (gains), net	1	(3)	2	(3)
Net realized and unrealized losses	4	6	8	11
Deferred compensation	7	8	6	10
Other, net	(1)	0	(1)	0
Total other expense, net	$ 11	$ 14	$ 13	$ 23