COMMITMENTS AND CONTINGENCIES - Additional Information (Details) (USD $) In Millions, unless otherwise specified	15 Months Ended
Jun. 30, 2014 lawsuit	Sep. 30, 2014	Dec. 31, 2013
Commitments and Contingencies Disclosure [Abstract]
Aggregate amount of contingent litigation liabilities		$ 0.1
Number of lawsuits filed	5
Self-insurance liabilities related to workers' compensation, vehicular liabilities, and general liability claims recorded		63.1	62.1
Insurance receivables which partially offset self-insurance liabilities		19.5	18.5
Environmental remediation liabilities recorded		$ 5.9	$ 6.2

Total costs accrued as of the balance sheet date for environmental loss contingencies.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

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Carrying amount as of the balance sheet date of amounts expected to be recovered under the terms of insurance contracts.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

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-Name Accounting Standards Codification

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Amount of loss contingency liability.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef

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The total number of new claims filed pertaining to a loss contingency during the period.

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Carrying amount (including both current and noncurrent portions) of accrued known and estimated losses incurred as of the balance sheet date for which no insurance coverage exists, and for which a claim has been made or is probable of being asserted, typically arising from workmen's compensation-type of incidents and personal injury to nonemployees from accidents on the entity's property.

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