Transactions With Related Party - Narrative (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2024	Mar. 31, 2023
Related Party Transaction [Line Items]
Sales	$ 1,645,420	$ 1,544,329
Unconsolidated variable interest entity
Related Party Transaction [Line Items]
Sales	2,600	3,000
Cost of sales from related party	$ 19,800	$ 20,100
Louisiana Timber Procurement Company LLC \| Unconsolidated variable interest entity
Related Party Transaction [Line Items]
Variable interest entity, ownership percentage	50.00%
Louisiana Timber Procurement Company LLC \| Packaging Corporation of America (PCA) \| Variable Interest Entity, Primary Beneficiary
Related Party Transaction [Line Items]
Variable interest entity, ownership percentage	50.00%

Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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Reference 3: http://www.xbrl.org/2003/role/disclosureRef
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+ Details