Consolidated and Combined Statements of Operations - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Jun. 28, 2025	Jun. 29, 2024	Jun. 28, 2025	Jun. 29, 2024
Consolidated and Combined Statements of Operations [Abstract]
Net sales	$ 839	$ 556	$ 2,365	$ 1,633
Costs and expenses:
Cost of goods sold	749	489	2,116	1,454
Selling, general and administrative	50	26	141	82
Amortization of intangibles	13	12	41	36
Transaction and other activities	14	4	69	18
Corporate expense allocation	0	8	3	17
Operating income (loss)	13	17	(5)	26
Other expense (income), net	0	0	26	(1)
Interest expense	37	1	102	3
Income (loss) before income taxes	(24)	16	(133)	24
Income tax benefit	(6)	(3)	(14)	(1)
Net income (loss)	$ (18)	$ 19	$ (119)	$ 25
Net income (loss) per share:
Basic (in Dollars per share)	$ (0.51)	$ 0.6	$ (3.35)	$ 0.79
Diluted (in Dollars per share)	$ (0.51)	$ 0.6	$ (3.35)	$ 0.79