Segment Information - Schedule of Segment Assets (Details) - USD ($) $ in Millions	Sep. 30, 2026	Dec. 31, 2025
Segment Reporting [Line Items]
Assets	$ 5,109	$ 4,936
Operating Segment
Segment Reporting [Line Items]
Assets	1,676	1,423
Operating Segment \| Reynolds Cooking & Kitchen Essentials
Segment Reporting [Line Items]
Assets	743	612
Operating Segment \| Hefty Waste & Clean-Up
Segment Reporting [Line Items]
Assets	294	264
Operating Segment \| Hefty Home & Tableware
Segment Reporting [Line Items]
Assets	265	242
Operating Segment \| Hefty Storage & Organization
Segment Reporting [Line Items]
Assets	374	305
Unallocated
Segment Reporting [Line Items]
Assets	$ 3,433	$ 3,513

Amount of asset recognized for present right to economic benefit.

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+ Details

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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+ Details