| Other Current and Non-Current Liabilities The following tables detail our other current liabilities and other non-current liabilities at December 31, 2023 and 2022: | | | | | | | | | | | | | | | | | | December 31, | | (In millions) | | 2023 | | 2022 | | Other current liabilities: | | | | | | Accrued salaries, wages and related costs | | $ | 164.1 | | | $ | 188.2 | | | Accrued operating expenses and other | | 167.6 | | | 193.8 | | | Uncertain tax position liability | | 1.7 | | | 201.3 | | | Accrued customer volume rebates | | 100.9 | | | 97.4 | | | Accrued interest | | 52.7 | | | 36.3 | | | Total | | $ | 487.0 | | | $ | 717.0 | |
| | | | | | | | | | | | | | | | | | December 31, | | (In millions) | | 2023 | | 2022 | | Other non-current liabilities: | | | | | | Accrued employee benefit liability | | $ | 116.6 | | | $ | 102.6 | | | Other postretirement liability | | 25.8 | | | 28.3 | | | Uncertain tax position liability | | 288.3 | | | 264.0 | | | Other various liabilities | | 95.0 | | | 73.0 | | | Total | | $ | 525.7 | | | $ | 467.9 | |
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