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v3.23.1

Segment Information - Selected Financial Information by Reportable Segment (Details) - USD ($) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2023 | Mar. 31, 2022
Segment Reporting Information [Line Items] |  |
Net sales | $ 1,976.3 | $ 2,136.4
Operating Income (Loss) | 270.7 | 356.5
Non-operating pension expense | (2.0) | 3.6
Interest expense, net | (15.4) | (19.8)
Income before taxes | 253.3 | 340.3
Trade |  |
Segment Reporting Information [Line Items] |  |
Net sales | 1,976.3 | 2,136.4
Intersegment Eliminations |  |
Segment Reporting Information [Line Items] |  |
Net sales | (43.7) | (39.9)
Operating Segments |  |
Segment Reporting Information [Line Items] |  |
Net sales | 1,976.3 | 2,136.4
Segment Reconciling Items |  |
Segment Reporting Information [Line Items] |  |
Net sales | (43.7) | (39.9)
Segment Reconciling Items | Trade |  |
Segment Reporting Information [Line Items] |  |
Net sales | 0.0 |
Packaging |  |
Segment Reporting Information [Line Items] |  |
Net sales | 1,808.6 | 1,964.5
Operating Income (Loss) | 268.0 | 362.2
Packaging | Trade |  |
Segment Reporting Information [Line Items] |  |
Net sales | 1,803.5 | 1,960.0
Packaging | Intersegment Eliminations |  |
Segment Reporting Information [Line Items] |  |
Net sales | 5.1 | 4.5
Packaging | Operating Segments |  |
Segment Reporting Information [Line Items] |  |
Net sales | 1,808.6 | 1,964.5
Paper |  |
Segment Reporting Information [Line Items] |  |
Net sales | 150.9 | 153.5
Operating Income (Loss) | 34.1 | 22.4
Paper | Trade |  |
Segment Reporting Information [Line Items] |  |
Net sales | 150.9 | 153.5
Paper | Intersegment Eliminations |  |
Segment Reporting Information [Line Items] |  |
Net sales | 0.0 |
Paper | Operating Segments |  |
Segment Reporting Information [Line Items] |  |
Net sales | 150.9 | 153.5
Corporate and Other |  |
Segment Reporting Information [Line Items] |  |
Net sales | 16.8 | 18.4
Operating Income (Loss) | (31.4) | (28.1)
Corporate and Other | Trade |  |
Segment Reporting Information [Line Items] |  |
Net sales | 21.9 | 22.9
Corporate and Other | Intersegment Eliminations |  |
Segment Reporting Information [Line Items] |  |
Net sales | 38.6 | 35.4
Corporate and Other | Operating Segments |  |
Segment Reporting Information [Line Items] |  |
Net sales | $ 60.5 | $ 58.3

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