Segment and Geographic Data, Selected Information by Reportable Segment (Details) $ in Millions	3 Months Ended	6 Months Ended
Mar. 28, 2020 USD ($)	Mar. 30, 2019 USD ($)	Mar. 28, 2020 USD ($) Segment	Mar. 30, 2019 USD ($)
Segment and Geographic Data [Abstract]
Number of reporting segments \| Segment			4
Selected Information by Reportable Segment [Abstract]
Net sales	$ 2,975	$ 1,950	$ 5,791	$ 3,922
Operating income	284	185	483	361
Depreciation and amortization	213	132	429	270
Operating Segment [Member] \| Consumer Packaging International [Member]
Selected Information by Reportable Segment [Abstract]
Net sales	1,095	50	2,105	101
Operating income	61	(5)	105	(1)
Depreciation and amortization	80	4	161	8
Operating Segment [Member] \| Consumer Packaging North America [Member]
Selected Information by Reportable Segment [Abstract]
Net sales	706	639	1,386	1,240
Operating income	83	62	133	95
Depreciation and amortization	64	53	129	106
Operating Segment [Member] \| Engineered Materials [Member]
Selected Information by Reportable Segment [Abstract]
Net sales	598	619	1,183	1,280
Operating income	88	74	159	167
Depreciation and amortization	25	29	54	60
Operating Segment [Member] \| Health, Hygiene & Specialties [Member]
Selected Information by Reportable Segment [Abstract]
Net sales	576	642	1,117	1,301
Operating income	52	54	86	100
Depreciation and amortization	$ 44	$ 46	$ 85	$ 96

The aggregate expense recognized in the current period that allocates the cost of tangible assets, intangible assets, or depleting assets to periods that benefit from use of the assets.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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