CONSOLIDATED STATEMENTS OF SHAREHOLDERS’ EQUITY - USD ($) shares in Millions, $ in Millions	Total	Common Stock	Additional Paid in Capital	Accumulated Deficit	Accumulated Other Comprehensive Loss	Net Investment from Western Digital Corporation
Beginning balance at Jul. 01, 2022	$ 12,977	$ 0	$ 0	$ 0	$ (407)	$ 13,384
Beginning balance (shares) at Jul. 01, 2022		0
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income (Loss)	(2,143)					(2,143)
Foreign currency translation adjustment	(35)				(35)
Net unrealized gain (loss) on derivative contracts	99				99
Stock-based compensation	165					165
Net transfers to Western Digital Corporation, including spin-off-related adjustments	376					376
Ending balance (shares) at Jun. 30, 2023		0
Ending balance at Jun. 30, 2023	11,439	$ 0	0	0	(343)	11,782
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income (Loss)	(672)					(672)
Foreign currency translation adjustment	(43)				(43)
Net unrealized gain (loss) on derivative contracts	(66)				(66)
Stock-based compensation	149					149
Net transfers to Western Digital Corporation, including spin-off-related adjustments	275					275
Ending balance (shares) at Jun. 28, 2024		0
Ending balance at Jun. 28, 2024	11,082	$ 0	0	0	(452)	11,534
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income (Loss)	(1,641)			(1,784)		143
Foreign currency translation adjustment	10				10
Net unrealized gain (loss) on derivative contracts	203				203
Stock-based compensation	182		67			115
Net transfers to Western Digital Corporation, including spin-off-related adjustments	(612)				(10)	(602)
Issuance of common stock and reclassification of net transfers from Western Digital Corporation		145
Issuance of common stock and reclassification of net transfers from Western Digital Corporation (in shares)	0	$ 1	11,189			(11,190)
Employee stock plans (in shares)		1
Employee stock plans	(8)		(8)
Ending balance (shares) at Jun. 27, 2025		146
Ending balance at Jun. 27, 2025	$ 9,216	$ 1	$ 11,248	$ (1,784)	$ (249)	$ 0