Restructuring and Transaction Activities, Restructuring Charges by Segment (Details) $ in Millions	3 Months Ended		9 Months Ended
	Jul. 01, 2023 USD ($)	Jul. 02, 2022 USD ($)	Jul. 01, 2023 USD ($) Segment	Jul. 02, 2022 USD ($)
Restructuring Charges [Abstract]
Number of reporting segments | Segment			4
Term of plant rationalizations			3 years
Estimated cost of plant rationalizations	$ 200		$ 200
Restructuring and transaction activities	37	$ 7	74	$ 18
Consumer Packaging International [Member]
Restructuring Charges [Abstract]
Restructuring and transaction activities	17	3	32	10
Consumer Packaging North America [Member]
Restructuring Charges [Abstract]
Restructuring and transaction activities	6	1	14	4
Health, Hygiene & Specialties [Member]
Restructuring Charges [Abstract]
Restructuring and transaction activities	12	3	21	2
Engineered Materials [Member]
Restructuring Charges [Abstract]
Restructuring and transaction activities	$ 2	$ 0	$ 7	$ 2