Restructuring and Other Charges - Activity and Reserve Balances for Restructuring Charges (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Restructuring Reserve [Roll Forward]
Restructuring reserve beginning balance			$ 19
Cash payments			(14)
Restructuring charges	$ 4	$ 8	12	$ 22
Other			(8)
Restructuring reserve ending balance	9		9
Settlement charges	(3)	(3)	(7)	(9)
Accelerated depreciation	1
Pension benefits
Restructuring Reserve [Roll Forward]
Restructuring charges	3	3	7	9
Settlement charges	(3)	$ (3)	(7)	$ (9)
Accelerated depreciation			6
Layoff costs
Restructuring Reserve [Roll Forward]
Restructuring reserve beginning balance			17
Cash payments			(9)
Restructuring charges			6
Other			(7)
Restructuring reserve ending balance	7		7
Layoff costs | Pension benefits
Restructuring Reserve [Roll Forward]
Settlement charges			7
Other exit costs
Restructuring Reserve [Roll Forward]
Restructuring reserve beginning balance			2
Cash payments			(5)
Restructuring charges			6
Other			(1)
Restructuring reserve ending balance	$ 2		2
Accelerated depreciation			$ 1