FAIR VALUE MEASUREMENTS (Details) - USD ($) $ in Millions	Jun. 30, 2016	Dec. 31, 2015
Carrying value
Fair value of financial instruments
Cash and cash equivalents	$ 19.2	$ 25.5
Accounts receivable, net	206.4	214.3
Variable rate debt	44.0
Fixed rate debt	418.8	429.9
Fair Value Measurement
Fair value of financial instruments
Cash and cash equivalents	19.2	25.5
Accounts receivable, net	206.4	214.3
Variable rate debt	44.0
Fixed rate debt	443.5	443.8
Fair Value Measurement \| Quoted Prices in Active Markets (Level 1)
Fair value of financial instruments
Cash and cash equivalents	19.2	25.5
Fair Value Measurement \| Significant Observable Inputs (Level 2)
Fair value of financial instruments
Accounts receivable, net	206.4	214.3
Variable rate debt	44.0
Fixed rate debt	$ 443.5	$ 443.8

Fair value portion of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Cash
-URI http://asc.fasb.org/extlink&oid=6506951

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Cash Equivalents
-URI http://asc.fasb.org/extlink&oid=6507016

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- Definition

The portion of the carrying amount of long-term borrowings outstanding as of the balance sheet date, including current maturities, which accrues interest at a set, unchanging rate.

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- Definition

Fair value portion of receivables, including, but not limited to, trade account receivables, note receivables, and loan receivables.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.3)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 02
-Paragraph 3, 4
-Article 5

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