Acquisition (Details) - GLT [Member] - USD ($) $ in Millions	12 Months Ended
	Sep. 27, 2025	Sep. 28, 2024
Acquisition [Abstract]
Measurement period adjustment, decrease in fair value of fixed assets offset	$ (48)
Measurement period adjustment, decrease in other long-term liabilities	(45)
Increase to goodwill	27
Decrease in depreciation and amortization expense	(21)
Inventory step up	16
Pro forma net sales	3,316	$ 3,496
Pro forma net loss	(165)	$ (292)
Net sales	$ 1,145