Restructuring Programs - Restructuring and Related Costs (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Restructuring Cost and Reserve [Line Items]
Related restructuring costs	$ (1)	$ 8	$ (3)	$ 4
Retention related severance/bonuses
Restructuring Cost and Reserve [Line Items]
Related restructuring costs	0	3	(2)	(1)
Contractual severance costs
Restructuring Cost and Reserve [Line Items]
Related restructuring costs	(1)	3	(1)	3
Consulting and other costs
Restructuring Cost and Reserve [Line Items]
Related restructuring costs	$ 0	$ 2	$ 0	$ 2