Restructuring Programs - Restructuring Charges (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Restructuring reserve [Roll Forward]
Balance at beginning of period	$ 43	$ 27	$ 82
Restructuring provision	125	77	33
Reversals of prior charges	(11)	(9)	(15)
Net current period charges	114	68	18
Charges against reserve and currency	(28)	(52)	(73)
Balance at end of period	129	43	27
Reconciliation to the Condensed Consolidated Statements of Cash Flows [Abstract]
Payments for restructurings	$ (27)	(52)	(72)
Restructuring, Incurred Cost, Statement of Income or Comprehensive Income [Extensible Enumeration]	Payments for restructurings
Effects of foreign currency and other non-cash items	$ (1)	0	(1)
Charges against reserve and currency	(28)	(52)	(73)
Severance  Costs
Restructuring reserve [Roll Forward]
Balance at beginning of period	39	25	78
Restructuring provision	125	74	30
Reversals of prior charges	(11)	(8)	(13)
Net current period charges	114	66	17
Charges against reserve and currency	(24)	(52)	(70)
Balance at end of period	129	39	25
Reconciliation to the Condensed Consolidated Statements of Cash Flows [Abstract]
Charges against reserve and currency	(24)	(52)	(70)
Other Contractual Termination Costs
Restructuring reserve [Roll Forward]
Balance at beginning of period	4	2	4
Restructuring provision	0	3	3
Reversals of prior charges	0	(1)	(2)
Net current period charges	0	2	1
Charges against reserve and currency	(4)	0	(3)
Balance at end of period	0	4	2
Reconciliation to the Condensed Consolidated Statements of Cash Flows [Abstract]
Charges against reserve and currency	$ (4)	$ 0	$ (3)