Segment Information - Schedule of Adjusted EBITDA (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2026	Sep. 30, 2025	Sep. 30, 2026	Sep. 30, 2025
Segment Reporting [Line Items]
Total segment net revenues	$ 944	$ 931	$ 2,765	$ 2,687
Adjusted EBITDA	163	168	464	447
Depreciation and amortization	33	34	98	100
Operating Segment
Segment Reporting [Line Items]
Total segment net revenues	943	932	2,760	2,689
Other segment items	(763)	(742)	(2,227)	(2,176)
Adjusted EBITDA	180	190	533	513
Depreciation and amortization	26	25	76	74
Operating Segment \| Reynolds Cooking & Kitchen Essentials
Segment Reporting [Line Items]
Total segment net revenues	337	308	966	862
Other segment items	(288)	(255)	(819)	(722)
Adjusted EBITDA	49	53	147	140
Depreciation and amortization	10	10	29	28
Operating Segment \| Hefty Waste & Clean-Up
Segment Reporting [Line Items]
Total segment net revenues	248	244	705	705
Other segment items	(172)	(172)	(499)	(499)
Adjusted EBITDA	76	72	206	206
Depreciation and amortization	5	5	15	15
Operating Segment \| Hefty Home & Tableware
Segment Reporting [Line Items]
Total segment net revenues	186	200	583	622
Other segment items	(161)	(171)	(487)	(541)
Adjusted EBITDA	25	29	96	81
Depreciation and amortization	6	5	18	16
Operating Segment \| Hefty Storage & Organization
Segment Reporting [Line Items]
Total segment net revenues	172	180	506	500
Other segment items	(142)	(144)	(422)	(414)
Adjusted EBITDA	30	36	84	86
Depreciation and amortization	5	5	14	15
Unallocated
Segment Reporting [Line Items]
Total segment net revenues	1	(1)	5	(2)
Adjusted EBITDA	(17)	(22)	(69)	(66)
Depreciation and amortization	$ 7	$ 9	$ 22	$ 26