Restructuring - Additional Information (Details) - USD ($) $ in Millions	3 Months Ended		15 Months Ended
	Mar. 31, 2024	Mar. 31, 2023	Mar. 31, 2024
Restructuring Cost and Reserve [Line Items]
Restructuring charges	$ 26	$ 38
Total charges from inception of Plans	111
Total charges	151		$ 151
Severance and termination costs
Restructuring Cost and Reserve [Line Items]
Total charges	106		106
Realignment Plan
Restructuring Cost and Reserve [Line Items]
Restructuring charges	22	0
Total charges	22		22
Realignment Plan | Severance and termination costs
Restructuring Cost and Reserve [Line Items]
Total charges	22		22
Realignment Plan | Other Restructuring
Restructuring Cost and Reserve [Line Items]
Estimated aggregate restructuring charges	4		4
Realignment Plan | Minimum
Restructuring Cost and Reserve [Line Items]
Estimated aggregate restructuring charges	75		75
Realignment Plan | Minimum | Severance and termination costs
Restructuring Cost and Reserve [Line Items]
Estimated aggregate restructuring charges	60		60
Realignment Plan | Minimum | Office Space Reductions
Restructuring Cost and Reserve [Line Items]
Estimated aggregate restructuring charges	11		11
Realignment Plan | Maximum
Restructuring Cost and Reserve [Line Items]
Estimated aggregate restructuring charges	90		90
Realignment Plan | Maximum | Severance and termination costs
Restructuring Cost and Reserve [Line Items]
Estimated aggregate restructuring charges	70		70
Realignment Plan | Maximum | Office Space Reductions
Restructuring Cost and Reserve [Line Items]
Estimated aggregate restructuring charges	16		16
Network Optimization Project
Restructuring Cost and Reserve [Line Items]
Restructuring charges	3
Total charges from inception of Plans			10
Restructuring and related cost, incurred cost	2
Total charges	28		28
Network Optimization Project | Severance and termination costs
Restructuring Cost and Reserve [Line Items]
Total charges	7		7
Network Optimization Project | Minimum
Restructuring Cost and Reserve [Line Items]
Estimated aggregate restructuring charges	37		37
Expected cash payments	35
Network Optimization Project | Minimum | Severance and termination costs
Restructuring Cost and Reserve [Line Items]
Estimated aggregate restructuring charges	8		8
Network Optimization Project | Minimum | Industrial Site Reductions
Restructuring Cost and Reserve [Line Items]
Estimated aggregate restructuring charges	29		29
Network Optimization Project | Maximum
Restructuring Cost and Reserve [Line Items]
Estimated aggregate restructuring charges	49		49
Expected cash payments	44
Network Optimization Project | Maximum | Severance and termination costs
Restructuring Cost and Reserve [Line Items]
Estimated aggregate restructuring charges	11		11
Network Optimization Project | Maximum | Industrial Site Reductions
Restructuring Cost and Reserve [Line Items]
Estimated aggregate restructuring charges	38		38
Project Phoenix
Restructuring Cost and Reserve [Line Items]
Restructuring charges	1	36
Total charges from inception of Plans	79
Restructuring and related cost, incurred cost	3	6
Total charges	101		101
Project Phoenix | Severance and termination costs
Restructuring Cost and Reserve [Line Items]
Total charges	77		77
Project Phoenix | Other Restructuring
Restructuring Cost and Reserve [Line Items]
Restructuring charges	5
Project Phoenix | Minimum
Restructuring Cost and Reserve [Line Items]
Estimated aggregate restructuring charges	100		100
Expected cash payments	95
Project Phoenix | Minimum | Severance and termination costs
Restructuring Cost and Reserve [Line Items]
Estimated aggregate restructuring charges	80		80
Project Phoenix | Minimum | Office Space Reductions
Restructuring Cost and Reserve [Line Items]
Estimated aggregate restructuring charges	15		15
Project Phoenix | Maximum
Restructuring Cost and Reserve [Line Items]
Estimated aggregate restructuring charges	130		130
Expected cash payments	120
Project Phoenix | Maximum | Severance and termination costs
Restructuring Cost and Reserve [Line Items]
Estimated aggregate restructuring charges	105		105
Project Phoenix | Maximum | Office Space Reductions
Restructuring Cost and Reserve [Line Items]
Estimated aggregate restructuring charges	20		$ 20
Restructuring-related charges
Restructuring Cost and Reserve [Line Items]
Restructuring charges	8	7
Other restructuring charges	$ 0	$ 2