Balance Sheet Components - Narrative (Details) - USD ($) $ in Millions	12 Months Ended
Jan. 25, 2026	Jan. 26, 2025	Jan. 28, 2024
Property, Plant and Equipment [Line Items]
Depreciation expense	$ 2,400	$ 1,300	$ 894
Accumulated amortization of lease hold improvements and finance leases	519	410
Capital expenditures incurred but not yet paid	$ 820	$ 525	$ 170
Customer one \| Accounts Receivable \| Customer Concentration Risk
Property, Plant and Equipment [Line Items]
Concentration risk (as percent)	25.00%	17.00%
Customer two \| Accounts Receivable \| Customer Concentration Risk
Property, Plant and Equipment [Line Items]
Concentration risk (as percent)	18.00%	16.00%
Customer three \| Accounts Receivable \| Customer Concentration Risk
Property, Plant and Equipment [Line Items]
Concentration risk (as percent)	13.00%

Future cash outflow to pay for purchases of fixed assets that have occurred.

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