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Acquisitions and Divestitures - Divestiture of Businesses (Details) - USD ($) $ in Thousands			3 Months Ended
	Mar. 02, 2025	Jan. 17, 2025	Jun. 29, 2025	Mar. 30, 2025	Mar. 31, 2024	Apr. 01, 2025	Feb. 28, 2025
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Gain (loss) on disposal				$ (4,183)	$ 0
Disposed of by sale | Thermoformed and Flexible Packaging Business and its Global Trident Business | Forecast
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Gain (loss) on disposal			$ 375,000
Disposed of by sale | Thermoformed and Flexible Packaging Business and its Global Trident Business | Subsequent Event
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Consideration for disposal of business held for sale						$ 1,800,000
Disposed of by sale | Tube and Core Operations
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Consideration for disposal of business held for sale	$ 145
Gain (loss) on disposal	(5,390)
Reclassification of cumulative translation losses	$ 3,792
Disposed of by sale | US BulkSak Business
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Asset acquisition, escrow funds							$ 2,000
Disposed of by sale | Small Construction Tube Operation
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Gain (loss) on disposal		$ 1,207
Proceeds from the sale of business, net		$ 1,513

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Amount before tax of reclassification adjustment from accumulated other comprehensive income for translation gain (loss) realized upon the sale or liquidation of an investment in a foreign entity and foreign currency hedges that are designated and qualified as hedging instruments for hedges of the foreign currency exposure of a net investment in a foreign operation.

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Amount of cash restricted as to withdrawal or usage. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits.

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