Taxes - Summary of Unrecognized Income Tax Benefits and Taxes Other Than on Income (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Changes to company's unrecognized tax benefits
Balance at January 1	$ 5,288	$ 5,018	$ 4,987
Foreign currency effects	(2)	(1)
Foreign currency effects			2
Additions based on tax positions taken in current year	30	194	253
Additions for tax positions taken in prior years	234	218	437
Reductions for tax positions taken in prior years	(117)	(36)	(216)
Settlements with taxing authorities in current year	(110)	(18)	(429)
Reductions as a result of a lapse of the applicable statute of limitations	0	(87)	(16)
Balance at December 31	5,323	5,288	5,018
Income Tax Authority [Line Items]
Import duties and other levies	4,032	3,963	2,839
Total taxes other than on income	4,032	3,963	2,839
United States
Income Tax Authority [Line Items]
Import duties and other levies	10	7	7
Property and other miscellaneous taxes	609	552	588
Payroll taxes	248	302	235
Taxes on production	989	628	317
Total taxes other than on income	1,856	1,489	1,147
International
Income Tax Authority [Line Items]
Import duties and other levies	63	49	39
Property and other miscellaneous taxes	1,789	2,174	1,461
Payroll taxes	122	113	117
Taxes on production	202	138	75
Total taxes other than on income	$ 2,176	$ 2,474	$ 1,692