Restructuring - Additional Information (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Restructuring Cost and Reserve [Line Items]
Restructuring charges	$ 95	$ 15	$ 16
Project Phoenix
Restructuring Cost and Reserve [Line Items]
Restructuring charges	78
Project Phoenix | Other charges
Restructuring Cost and Reserve [Line Items]
Restructuring charges	5
Project Phoenix | Minimum
Restructuring Cost and Reserve [Line Items]
Estimated aggregate restructuring charges	100
Expected cash payments	95
Project Phoenix | Minimum | Employee severance payments and other termination benefits
Restructuring Cost and Reserve [Line Items]
Estimated aggregate restructuring charges	80
Project Phoenix | Minimum | Office space reductions
Restructuring Cost and Reserve [Line Items]
Estimated aggregate restructuring charges	15
Project Phoenix | Maximum
Restructuring Cost and Reserve [Line Items]
Estimated aggregate restructuring charges	130
Expected cash payments	120
Project Phoenix | Maximum | Employee severance payments and other termination benefits
Restructuring Cost and Reserve [Line Items]
Estimated aggregate restructuring charges	105
Project Phoenix | Maximum | Office space reductions
Restructuring Cost and Reserve [Line Items]
Estimated aggregate restructuring charges	20
Network Optimization Project
Restructuring Cost and Reserve [Line Items]
Restructuring charges	7
Network Optimization Project | Minimum
Restructuring Cost and Reserve [Line Items]
Estimated aggregate restructuring charges	37
Expected cash payments	35
Network Optimization Project | Minimum | Employee severance payments and other termination benefits
Restructuring Cost and Reserve [Line Items]
Estimated aggregate restructuring charges	8
Network Optimization Project | Minimum | Industrial Site Reductions
Restructuring Cost and Reserve [Line Items]
Estimated aggregate restructuring charges	29
Network Optimization Project | Maximum
Restructuring Cost and Reserve [Line Items]
Estimated aggregate restructuring charges	49
Expected cash payments	44
Network Optimization Project | Maximum | Employee severance payments and other termination benefits
Restructuring Cost and Reserve [Line Items]
Estimated aggregate restructuring charges	11
Network Optimization Project | Maximum | Industrial Site Reductions
Restructuring Cost and Reserve [Line Items]
Estimated aggregate restructuring charges	38
Other Restructuring And Restructuring-Related Costs
Restructuring Cost and Reserve [Line Items]
Restructuring charges	10	$ 15	$ 16
Realignment Plan | Minimum
Restructuring Cost and Reserve [Line Items]
Estimated aggregate restructuring charges	75
Realignment Plan | Maximum
Restructuring Cost and Reserve [Line Items]
Estimated aggregate restructuring charges	$ 90