Restructuring and Other Related Charges (Schedule of Changes to Restructuring-Related Liabilities) (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Restructuring Reserve [Roll Forward]
Balance at the beginning of the period			$ 17
Restructuring and other related charges	$ 13	$ 6	94	$ 23
Balance at the end of the period	30		30
Americas
Restructuring Reserve [Roll Forward]
Balance at the beginning of the period			9
Balance at the end of the period	1		1
International
Restructuring Reserve [Roll Forward]
Balance at the beginning of the period			8
Balance at the end of the period	29		29
Personnel Related
Restructuring Reserve [Roll Forward]
Balance at the beginning of the period			10
Balance at the end of the period	22		22
Facility Related
Restructuring Reserve [Roll Forward]
Balance at the beginning of the period			0
Balance at the end of the period	6		6
Other
Restructuring Reserve [Roll Forward]
Balance at the beginning of the period			7
Balance at the end of the period	$ 2		2
Global Rightsizing
Restructuring Reserve [Roll Forward]
Restructuring and other related charges			83
Restructuring payments and utilization			(69)
Global Rightsizing \| Americas
Restructuring Reserve [Roll Forward]
Restructuring and other related charges			12
Restructuring payments and utilization			(19)
Global Rightsizing \| International
Restructuring Reserve [Roll Forward]
Restructuring and other related charges			71
Restructuring payments and utilization			(50)
Global Rightsizing \| Personnel Related
Restructuring Reserve [Roll Forward]
Restructuring and other related charges			46
Restructuring payments and utilization			(33)
Global Rightsizing \| Facility Related
Restructuring Reserve [Roll Forward]
Restructuring and other related charges			8
Restructuring payments and utilization			(2)
Global Rightsizing \| Other
Restructuring Reserve [Roll Forward]
Restructuring and other related charges			29
Restructuring payments and utilization			(34)
Cost Optimization
Restructuring Reserve [Roll Forward]
Restructuring payments and utilization			(1)
Cost Optimization \| Americas
Restructuring Reserve [Roll Forward]
Restructuring payments and utilization			(1)
Cost Optimization \| International
Restructuring Reserve [Roll Forward]
Restructuring payments and utilization			0
Cost Optimization \| Personnel Related
Restructuring Reserve [Roll Forward]
Restructuring payments and utilization			(1)
Cost Optimization \| Facility Related
Restructuring Reserve [Roll Forward]
Restructuring payments and utilization			0
Cost Optimization \| Other
Restructuring Reserve [Roll Forward]
Restructuring payments and utilization			$ 0