Asset Impairment, Restructuring and Other Special Charges - Activity in Reserves (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Restructuring Reserve [Roll Forward]
Charges	$ 2	$ 0	$ 45	$ 0
Employee Severance
Restructuring Reserve [Roll Forward]
Balance at beginning of period			7
Charges			45
Cash paid			(27)
Non-cash items and other			(2)
Balance at end of period	$ 23		$ 23