Consolidated and Combined Statements of Operations - USD ($) $ in Millions	3 Months Ended
	Dec. 28, 2024	Dec. 30, 2023
Income Statement [Abstract]
Net sales	$ 702	$ 519
Costs and expenses:
Cost of goods sold	631	477
Selling, general and administrative	44	28
Amortization of intangibles	14	12
Transaction and other activities	32	10
Corporate expense allocation	3	4
Operating income (loss)	(22)	(12)
Other expense (income), net	21	(2)
Interest expense	26	0
Income (loss) before income taxes	(69)	(10)
Income tax benefit	(9)	(2)
Net income (loss)	$ (60)	$ (8)
Net income (loss) per share:
Basic (in dollars per share)	$ (1.69)	$ (0.25)
Diluted (in dollars per share)	$ (1.69)	$ (0.25)