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SIGNIFICANT ACCOUNTING POLICIES - ACCRUED AND OTHER LIABILITIES (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2016 | Dec. 31, 2015 | Dec. 31, 2014
Intangible assets |  |  |
Impairment charges related to finite-lived intangible assets | $ 0.0 | $ 0.0 | $ 0.0
Impairment charges related to indefinite-lived intangible assets and goodwill for impairment | 0.0 | 0.0 | $ 0.0
Accrued and other liabilities |  |  |
Payroll and vacation liabilities | 23.3 | 23.1 |
Uninsured claims and related liabilities - short term | 18.4 | 27.1 |
Incentives and other benefits | 9.6 | 20.7 |
Molasses tank farm removal accrual | 3.1 | 7.4 |
Restructuring and severance accruals related to Horizon |  | 5.0 |
Interest on debt | 5.8 | 3.9 |
Multi-employer withdrawal liability - short-term (see Note 12) | 4.1 | 4.1 |
Other liabilities | 12.6 | 19.4 |
Total | $ 76.9 | $ 110.7 |
Customer Relationships. | Minimum |  |  |
Intangible assets |  |  |
Expected useful lives | 3 years |  |
Customer Relationships. | Maximum |  |  |
Intangible assets |  |  |
Expected useful lives | 21 years |  |

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