Segment Information - Schedule of Reconciling Items (Details) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
Jul. 27, 2025	Jul. 28, 2024	Jul. 27, 2025	Jul. 28, 2024
Segment Reporting Information [Line Items]
Operating income (loss)	$ 28,440	$ 18,642	$ 50,078	$ 35,551
Stock-based compensation expense	(1,624)	(1,154)	(3,099)	(2,164)
Interest income	592	444	1,108	803
Interest expense	(62)	(61)	(124)	(125)
Other income (expense), net	2,236	189	2,055	264
Income before income tax	31,206	19,214	53,117	36,493
Operating Segments
Segment Reporting Information [Line Items]
Operating income (loss)	30,605	20,217	54,299	38,505
All Other
Segment Reporting Information [Line Items]
Stock-based compensation expense	(1,624)	(1,154)	(3,099)	(2,164)
Unallocated cost of revenue and operating expenses	(440)	(280)	(859)	(508)
Acquisition-related and other costs	(101)	(141)	(263)	(282)
Interest income	592	444	1,108	803
Interest expense	(62)	(61)	(124)	(125)
Other income (expense), net	$ 2,236	$ 189	$ 2,055	$ 264

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