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v3.25.3

Transactions With Related Party (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2025 | Sep. 30, 2024 | Sep. 30, 2025 | Sep. 30, 2024
Related Party Transaction [Line Items] |  |  |  |
Sales | $ 1,667,806 | $ 1,713,724 | $ 4,944,414 | $ 5,156,814
Unconsolidated variable interest entity |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Sales | 2,700 | 2,600 | 6,500 | 8,300
Cost of sales from related party | $ 21,500 | $ 22,100 | $ 54,300 | $ 63,200
Louisiana Timber Procurement Company LLC | Variable Interest Entity, Primary Beneficiary | Packaging Corporation of America (PCA) |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Variable interest entity, ownership percentage |  |  | 50.00% |
Louisiana Timber Procurement Company LLC | Unconsolidated variable interest entity |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Variable interest entity, ownership percentage |  |  | 50.00% |

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