Geographical Information (Details) - USD ($) $ in Millions		12 Months Ended
		Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues		$ 39,211	$ 32,218	$ 25,542
Long-lived Assets	[1]	9,864	6,687	5,448
United States
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	[2]	18,907	16,435	12,366
Long-lived Assets	[1]	5,578	3,686	3,099
China
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	[2]	3,444	2,797	2,752
All Other Countries
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	[2]	16,860	12,986	10,424
Long-lived Assets	[1]	$ 4,286	$ 3,001	$ 2,349

[1] Includes property, plant and equipment, net, and operating lease ROU assets.

[2] Revenues are attributed to countries based on customer location.