Description of business, including segment and geographic area information - Segment Information (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2026	Mar. 31, 2025
Segment Reporting Information [Line Items]
Revenue	$ 4,825	$ 4,069
Cost of revenue (COR)	2,026	1,756
Gross profit	2,799	2,313
Research and development (R&D)	510	517
Selling, general and administrative (SG&A)	464	472
Acquisition charges	17	0
Operating profit	1,808	1,324
Analog
Segment Reporting Information [Line Items]
Revenue	3,924	3,210
Cost of revenue (COR)	1,589	1,296
Gross profit	2,335	1,914
Research and development (R&D)	369	369
Selling, general and administrative (SG&A)	328	339
Acquisition charges	0	0
Operating profit	1,638	1,206
Embedded Processing
Segment Reporting Information [Line Items]
Revenue	723	647
Cost of revenue (COR)	374	375
Gross profit	349	272
Research and development (R&D)	123	128
Selling, general and administrative (SG&A)	104	104
Acquisition charges	0	0
Operating profit	122	40
Other
Segment Reporting Information [Line Items]
Revenue	178	212
Cost of revenue (COR)	63	85
Gross profit	115	127
Research and development (R&D)	18	20
Selling, general and administrative (SG&A)	32	29
Acquisition charges	17	0
Operating profit	$ 48	$ 78