Accrued Liabilities
The components of accrued liabilities were as follows (dollars in millions): | | | | | | | | | | September 30,
2016 | | December 31,
2015 | Compensation and benefits | $ | 114.7 |
| | $ | 106.4 |
| Medical insurance and workers’ compensation | 32.0 |
| | 31.1 |
| Franchise, property, and sales and use taxes | 19.4 |
| | 16.0 |
| Customer volume discounts and rebates | 20.1 |
| | 15.3 |
| Environmental liabilities and asset retirement obligations | 7.1 |
| | 7.9 |
| Severance, retention, and relocation | 3.3 |
| | 7.3 |
| Other | 8.3 |
| | 9.5 |
| Total | $ | 204.9 |
| | $ | 193.5 |
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