Income Taxes - Income Tax Provision (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Current tax expense (benefit)
U.S. federal	$ 287	$ 185	$ 64
State and local	87	17	39
Non-U.S.	1,142	1,013	969
Total current tax expense	1,516	1,215	1,072
Deferred tax expense (benefit)
U.S. federal	63	20	85
State and local	8	7	0
Non-U.S.	(325)	(395)	(388)
Total deferred income taxes	(254)	(368)	(303)
Income Tax Expense (Benefit)	$ 1,262	$ 847	769
2019 Divestitures | Discontinued Operations, Disposed of by Sale
Current tax expense (benefit)
Non-U.S.			48
Deferred tax expense (benefit)
Non-U.S.			22
Income Tax Expense (Benefit)			$ 70