Description of business, including segment and geographic area information - Segment Information (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Segment Reporting Information [Line Items]
Total revenue	$ 4,905	$ 4,289
Total operating profit	2,563	1,939
Analog
Segment Reporting Information [Line Items]
Total revenue	3,816	3,280
Total operating profit	2,150	1,646
Embedded Processing
Segment Reporting Information [Line Items]
Total revenue	782	767
Total operating profit	315	287
Other
Segment Reporting Information [Line Items]
Total revenue	307	242
Total operating profit	$ 98	$ 6