v3.25.4

Acquisitions - Narrative (Details) - USD ($)		3 Months Ended		11 Months Ended		12 Months Ended
Acquisitions - Narrative (Details) - USD ($)	Feb. 01, 2023	Mar. 31, 2024	Jun. 30, 2023	Dec. 31, 2023	Dec. 31, 2023	Dec. 31, 2023	Dec. 31, 2025	Dec. 31, 2024
Business Combination [Line Items]
Goodwill				$ 2,892,500,000	$ 2,892,500,000	$ 2,892,500,000	$ 2,900,800,000	$ 2,878,500,000
Identifiable intangible assets, net			$ 0
Liquibox
Business Combination [Line Items]
Percentage of acquired equity interest	100.00%
Cash paid for acquisition, net of adjustments					1,160,000,000
Adjustment to consideration transferred		$ 3,500,000		2,100,000
Transaction expenses						12,000,000.0
Cash paid for acquisition	$ 1,169,200,000			1,167,100,000
Goodwill	$ 728,700,000			$ 699,500,000	$ 699,500,000	$ 699,500,000
Business Combination, Series of Individually Immaterial Business Combinations \| Food Care
Business Combination [Line Items]
Cash paid for acquisition			14,900,000
Goodwill			$ 7,900,000

Payments to Acquire Businesses, Net Of Adjustments

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SEALED AIR CORP/DE 10-K