Segment Information - Summary of Segment Assets (Details) - USD ($) $ in Millions	Jun. 30, 2021	Dec. 31, 2020
Segment Reporting Information [Line Items]
Assets	$ 4,697	$ 4,722
Operating Segment
Segment Reporting Information [Line Items]
Assets	1,234	1,042
Operating Segment | Reynolds Cooking & Baking
Segment Reporting Information [Line Items]
Assets	539	433
Operating Segment | Hefty Waste & Storage
Segment Reporting Information [Line Items]
Assets	286	248
Operating Segment | Hefty Tableware
Segment Reporting Information [Line Items]
Assets	164	157
Operating Segment | Presto Products
Segment Reporting Information [Line Items]
Assets	245	204
Unallocated
Segment Reporting Information [Line Items]
Assets	$ 3,463	$ 3,680