Business Segments, Geographic Information, and Concentrations of Risk - Segment Reporting Information, by Segment (Details) - USD ($) $ in Millions	12 Months Ended
	Jun. 28, 2024	Jun. 30, 2023	Jul. 01, 2022
Segment Reporting Information [Line Items]
Revenue, net	$ 13,003	$ 12,318	$ 18,793
Gross profit	2,945	1,887	5,874
Stock-based compensation expense	295	318	326
Amortization of acquired intangible assets	3	133	221
Consolidated gross profit	$ 2,945	$ 1,887	$ 5,874
Gross margin, percentage	22.60%	15.30%	31.30%
Operating Segments
Segment Reporting Information [Line Items]
Revenue, net	$ 13,003	$ 12,318	$ 18,793
Gross profit	2,960	1,938	6,188
Consolidated gross profit	2,960	1,938	6,188
Corporate, Non-Segment
Segment Reporting Information [Line Items]
Gross profit	(15)	(51)	(314)
Stock-based compensation expense	(49)	(49)	(48)
Amortization of acquired intangible assets	(3)	0	(66)
Recovery From Contamination Incident	37	0	0
Contamination related charges	0	0	(207)
Recoveries from a power outage incident	0	0	7
Other	0	(2)	0
Consolidated gross profit	$ (15)	$ (51)	$ (314)
Flash
Segment Reporting Information [Line Items]
Gross margin, percentage	16.10%	7.10%	36.20%
Flash | Operating Segments
Segment Reporting Information [Line Items]
Revenue, net	$ 6,687	$ 6,063	$ 9,753
Gross profit	1,079	433	3,527
Consolidated gross profit	$ 1,079	$ 433	$ 3,527
HDD
Segment Reporting Information [Line Items]
Gross margin, percentage	29.80%	24.10%	29.40%
HDD | Operating Segments
Segment Reporting Information [Line Items]
Revenue, net	$ 6,316	$ 6,255	$ 9,040
Gross profit	1,881	1,505	2,661
Consolidated gross profit	$ 1,881	$ 1,505	$ 2,661