CONDENSED CONSOLIDATED STATEMENTS OF SHAREHOLDERS’ EQUITY - USD ($) shares in Millions, $ in Millions	Total	Common Stock	Additional Paid in Capital	Retained Earnings (Accumulated Deficit)	Accumulated Other Comprehensive Loss	Net Investment from Western Digital Corporation
Beginning balance (in shares) at Jun. 28, 2024		0
Beginning balance at Jun. 28, 2024	$ 11,082	$ 0	$ 0	$ 0	$ (452)	$ 11,534
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	211					211
Foreign currency translation adjustment	43				43
Net unrealized gain (loss) on derivative contracts	166				166
Stock-based compensation	41					41
Net transfer from Western Digital Corporation	583					583
Ending balance (in shares) at Sep. 27, 2024		0
Ending balance at Sep. 27, 2024	12,126	$ 0	0	0	(243)	12,369
Beginning balance (in shares) at Jun. 28, 2024		0
Beginning balance at Jun. 28, 2024	11,082	$ 0	0	0	(452)	11,534
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	(1,618)
Foreign currency translation adjustment	(11)
Ending balance (in shares) at Mar. 28, 2025		145
Ending balance at Mar. 28, 2025	9,161	$ 1	11,227	(1,761)	(306)	0
Beginning balance (in shares) at Sep. 27, 2024		0
Beginning balance at Sep. 27, 2024	12,126	$ 0	0	0	(243)	12,369
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	104					104
Foreign currency translation adjustment	(78)				(78)
Net unrealized gain (loss) on derivative contracts	(107)				(107)
Stock-based compensation	48					48
Net transfer from Western Digital Corporation	(92)				(6)	(86)
Ending balance (in shares) at Dec. 27, 2024		0
Ending balance at Dec. 27, 2024	12,001	$ 0	0	0	(434)	12,435
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	(1,933)			(1,761)		(172)
Employee stock plans	(7)		(7)
Foreign currency translation adjustment	24				24
Net unrealized gain (loss) on derivative contracts	108				108
Stock-based compensation	44		20			24
Net transfer from Western Digital Corporation	(1,076)				(4)	(1,072)
Issuance of common stock and reclassification of net transfers from Western Digital Corporation (in shares)		145
Issuance of common stock and reclassification of net transfers from Western Digital Corporation	0	$ 1	11,214			(11,215)
Ending balance (in shares) at Mar. 28, 2025		145
Ending balance at Mar. 28, 2025	9,161	$ 1	11,227	(1,761)	(306)	$ 0
Beginning balance (in shares) at Jun. 27, 2025		146
Beginning balance at Jun. 27, 2025	9,216	$ 1	11,248	(1,784)	(249)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	112			112
Employee stock plans (in shares)		1
Employee stock plans	(15)		(15)
Foreign currency translation adjustment	(14)				(14)
Net unrealized gain (loss) on derivative contracts	29				29
Stock-based compensation	53		53
Ending balance (in shares) at Oct. 03, 2025		147
Ending balance at Oct. 03, 2025	9,381	$ 1	11,286	(1,672)	(234)
Beginning balance (in shares) at Jun. 27, 2025		146
Beginning balance at Jun. 27, 2025	9,216	$ 1	11,248	(1,784)	(249)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	4,530
Foreign currency translation adjustment	(51)
Ending balance (in shares) at Apr. 03, 2026		148
Ending balance at Apr. 03, 2026	13,777	$ 1	11,289	2,746	(259)
Beginning balance (in shares) at Oct. 03, 2025		147
Beginning balance at Oct. 03, 2025	9,381	$ 1	11,286	(1,672)	(234)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	803			803
Employee stock plans (in shares)		1
Employee stock plans	(8)		(8)
Foreign currency translation adjustment	(28)				(28)
Net unrealized gain (loss) on derivative contracts	7				7
Stock-based compensation	58		58
Ending balance (in shares) at Jan. 02, 2026		148
Ending balance at Jan. 02, 2026	10,213	$ 1	11,336	(869)	(255)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	3,615			3,615
Employee stock plans	(101)		(101)
Foreign currency translation adjustment	(9)				(9)
Net unrealized gain (loss) on derivative contracts	5				5
Stock-based compensation	54		54
Ending balance (in shares) at Apr. 03, 2026		148
Ending balance at Apr. 03, 2026	$ 13,777	$ 1	$ 11,289	$ 2,746	$ (259)