Other Operating and Non-Operating Income (Details) - USD ($) $ in Millions	3 Months Ended			6 Months Ended
	Jun. 30, 2023	Mar. 31, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Nonoperating Income (Expense) [Abstract]
Insurance recoveries	$ 0		$ 13	$ 0	$ 13
Reorganization charges	(5)		0	(7)	(1)
Legal settlement	(16)		0	(16)	0
Environmental costs	0		(2)	0	(2)
Other	0		0	(3)	0
Other operating credits and charges, net	(21)		11	(26)	10
Net periodic pension cost, excluding service cost	0		(1)	0	(3)
Pension settlement charges	0	$ (6)	0	(6)	0
Foreign currency gain (loss)	(8)		3	(11)	(5)
Other	0		0	1	0
Other non-operating items	$ (8)		$ 2	$ (16)	$ (8)