Segments - Reconciliation of Net Earnings to Total Company Adjusted EBITDA-Depreciation and Restructuring Expense (Details) - USD ($) $ in Millions |
3 Months Ended | |
|---|---|---|
Mar. 31, 2024 |
Mar. 31, 2023 |
|
| Depreciation and Amortization [Abstract] | ||
| Total Company depreciation and amortization | $ 68.4 | $ 73.9 |
| Depreciation and amortization | 60.9 | 68.9 |
| Share-based incentive compensation | 8.7 | 18.0 |
| Total Company restructuring charges | 15.5 | (1.2) |
| Liquibox | ||
| Depreciation and Amortization [Abstract] | ||
| Liquibox intangible amortization | (7.5) | (5.0) |
| Food | ||
| Depreciation and Amortization [Abstract] | ||
| Total Company restructuring charges | 8.6 | (0.9) |
| Food | Operating Segments | ||
| Depreciation and Amortization [Abstract] | ||
| Total Company depreciation and amortization | 46.9 | 46.7 |
| Protective | ||
| Depreciation and Amortization [Abstract] | ||
| Total Company restructuring charges | 6.9 | (0.3) |
| Protective | Operating Segments | ||
| Depreciation and Amortization [Abstract] | ||
| Total Company depreciation and amortization | $ 21.5 | $ 27.2 |