Disaggregated Revenue, Geographic Information, Concentrations of Risk, and Segment Reporting - Schedule of Segment Reporting Information, by Segment (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Apr. 03, 2026	Mar. 28, 2025	Apr. 03, 2026	Mar. 28, 2025
Segment Reporting Information [Line Items]
Revenue, net	$ 3,337	$ 2,294	$ 9,172	$ 6,915
Business realignment charges	45	0	103	(7)
Stock-based compensation			159	220
(Gain) loss on retained interest in Sandisk	(2,734)	606	(4,448)	606
Costs in connection with debt-for-equity exchange	545	0	545	0
Income tax expense (benefit)	154	(698)	429	(608)
Net income from continuing operations	3,205	772	6,229	1,391
HDD
Segment Reporting Information [Line Items]
Revenue, net	3,337	2,294	9,172	6,915
Cost of revenue	1,653	1,374	4,860	4,243
Research and development	272	228	807	680
Selling, general and administrative	125	96	343	398
Litigation matter	0	(207)	0	(179)
Business realignment charges	40	0	95	(7)
Stock-based compensation	53	35	159	122
Interest expense, net	26	81	110	257
(Gain) loss on retained interest in Sandisk	(2,734)	606	(4,448)	606
Costs in connection with debt-for-equity exchange	545	0	545	0
Other expense (income), net	(2)	3	3	5
Other segment items	0	4	40	7
Income tax expense (benefit)	154	(698)	429	(608)
Net income from continuing operations	$ 3,205	$ 772	$ 6,229	$ 1,391