FINANCIAL INSTRUMENTS - Effects of Derivative Financial Instruments, Other Comprehensive Income (Loss) and Net Income (Details) - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2018	Dec. 31, 2017
Derivative Instruments, Gain (Loss) [Line Items]
Revaluation of derivative financial instruments, net of reclassifications into earnings, tax expense (benefit)	$ 0.5	$ 1.4
Interest rate swap \| Designated as hedging instrument
Derivative Instruments, Gain (Loss) [Line Items]
Amount of gain (loss) recognized in other comprehensive income	0.7	2.3
Interest rate swap \| Designated as hedging instrument \| Interest Expense
Derivative Instruments, Gain (Loss) [Line Items]
Amount of gain (loss) recognized in net income	(1.2)	(3.7)
Interest rate swap \| Derivatives not designated as hedging instruments \| Miscellaneous, net
Derivative Instruments, Gain (Loss) [Line Items]
Amount of gain (loss) recognized in net income	0.2	0.1
Foreign exchange contracts \| Derivatives not designated as hedging instruments \| Foreign currency gain (loss), net
Derivative Instruments, Gain (Loss) [Line Items]
Amount of gain (loss) recognized in net income	$ 0.2	$ (4.1)

Amount of increase (decrease) in the fair value of derivatives recognized in the income statement.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4A
-Subparagraph (b)(1)
-URI http://asc.fasb.org/extlink&oid=109980867&loc=SL5618551-113959

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Amount after tax and reclassification adjustments, of increase (decrease) in accumulated gain (loss) from derivative instruments designated and qualifying as the effective portion of cash flow hedges and an entity's share of an equity investee's increase (decrease) in deferred hedging gain (loss).

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+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section 45
-Paragraph 10A
-Subparagraph (d)
-URI http://asc.fasb.org/extlink&oid=114867106&loc=SL7669646-108580

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section 45
-Paragraph 12
-URI http://asc.fasb.org/extlink&oid=114867106&loc=d3e640-108580

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