Restructuring and Other Related Charges (Summary of Changes to Restructuring-Related Liabilities) (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Restructuring Reserve [Roll Forward]
Balance at the beginning of the period	$ 4
Restructuring expense:	3	$ 4
Balance at the end of the period	3
Global Rightsizing
Restructuring Reserve [Roll Forward]
Restructuring expense:	3
Restructuring payments and utilization:	(3)
Cost Optimization
Restructuring Reserve [Roll Forward]
Restructuring payments and utilization:	(1)
Americas
Restructuring Reserve [Roll Forward]
Balance at the beginning of the period	2
Balance at the end of the period	2
Americas | Global Rightsizing
Restructuring Reserve [Roll Forward]
Restructuring expense:	2
Restructuring payments and utilization:	(2)
Americas | Cost Optimization
Restructuring Reserve [Roll Forward]
Restructuring payments and utilization:	0
International
Restructuring Reserve [Roll Forward]
Balance at the beginning of the period	2
Balance at the end of the period	1
International | Global Rightsizing
Restructuring Reserve [Roll Forward]
Restructuring expense:	1
Restructuring payments and utilization:	(1)
International | Cost Optimization
Restructuring Reserve [Roll Forward]
Restructuring payments and utilization:	$ (1)