Discontinued Operations - Net Income (Loss) from Discontinued Operations, Net of Taxes (Details) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
Jan. 02, 2026	Dec. 27, 2024	Jan. 02, 2026	Dec. 27, 2024
Operating expenses:
Net income from discontinued operations, net of taxes	$ 0	$ 128	$ 0	$ 468
Discontinued Operations, Disposed of by Means Other than Sale, Spinoff \| Sandisk Semiconductor Co. Ltd.
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Revenue, net		1,876		3,759
Cost of revenue		1,267		2,405
Operating expenses:
Research and development		277		534
Selling, general and administrative		106		144
Gain on business divestiture		(113)		(113)
Business separation costs		44		87
Business realignment charges		3		2
Operating income		292		700
Total interest and other expense, net		17		40
Income before taxes		275		660
Income tax expense		147		192
Net income from discontinued operations, net of taxes		$ 128		$ 468

Amount before tax of income (loss) from a discontinued operation. Includes, but is not limited to, the income (loss) from operations during the phase-out period, gain (loss) on disposal, gain (loss) for reversal of write-down (write-down) to fair value, less cost to sell, and adjustments to a prior period gain (loss) on disposal.

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