Other Charges - Narrative (Details) - USD ($) $ in Millions	3 Months Ended			6 Months Ended
	Jun. 30, 2023	Mar. 31, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Restructuring Cost and Reserve [Line Items]
Other charges	$ 22		$ 993	$ 40	$ 989
Other charges, net of tax	$ (34)			$ (79)
Resolution of U.S. Income Tax Audit
Restructuring Cost and Reserve [Line Items]
Other charges, net of tax		$ (124)
Accrual for Potential Settlement of International Income Tax Matter
Restructuring Cost and Reserve [Line Items]
Other charges, net of tax		$ 85
Impairment Related Charges
Restructuring Cost and Reserve [Line Items]
Other charges			92		88
Other charges, net of tax			(75)		(74)
Russia-Ukraine Conflict | Deconsolidation
Restructuring Cost and Reserve [Line Items]
Other charges			787		787
Other charges, net of tax			730		730
Loss on deconsolidation of Russian subsidiaries			407		407
Receivables write-off			380		380
Russia-Ukraine Conflict | Other cost reduction charges
Restructuring Cost and Reserve [Line Items]
Other charges			114		114
Other charges, net of tax			$ 84		$ 84