Segment Reporting and Information about Geographic Areas - Schedule of Revenues by Geographic Area (Detail) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Revenues from External Customers and Long-Lived Assets [Line Items]
Total revenues	$ 23,329	$ 18,756
United States [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Total revenues	11,247	8,734
China [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Total revenues	4,891	4,650
Other International [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Total revenues	$ 7,191	$ 5,372