Description of business, including segment and geographic area information - Geographic Area Information (Details) - USD ($) $ in Millions		3 Months Ended		9 Months Ended
		Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Segment Reporting Information [Line Items]
Total revenue		$ 4,643	$ 3,817	$ 13,512	$ 10,385
United States
Segment Reporting Information [Line Items]
Total revenue		515	440	1,437	1,179
Asia
Segment Reporting Information [Line Items]
Total revenue	[1]	3,082	2,555	8,933	6,756
Europe, Middle East and Africa
Segment Reporting Information [Line Items]
Total revenue		683	578	2,061	1,648
Japan
Segment Reporting Information [Line Items]
Total revenue		242	140	716	523
Rest of world
Segment Reporting Information [Line Items]
Total revenue		121	104	365	279
China
Segment Reporting Information [Line Items]
Total revenue		$ 2,500	$ 2,200	$ 7,300	$ 5,700

[1] Revenue from products shipped into China was $2.5 billion and $2.2 billion in the third quarters of 2021 and 2020, respectively, and $7.3 billion and $5.7 billion in the first nine months of 2021 and 2020, respectively, which includes shipments to customers that manufacture in China and then export end products to their customers around the world, as well as distributors that transship inventory through China to service other countries.