GOODWILL AND INTANGIBLE ASSETS (Details 2) (USD $) In Millions, unless otherwise specified	12 Months Ended
Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Intangible asset
Gross Cost	$ 14.3	$ 14.3
Accumulated Amortization	(11.8)	(10.5)
Net Book Value	2.5us-gaap_FiniteLivedIntangibleAssetsNet	3.8us-gaap_FiniteLivedIntangibleAssetsNet
Aggregate intangible asset amortization	1.3us-gaap_AmortizationOfIntangibleAssets	0.8us-gaap_AmortizationOfIntangibleAssets	0.7us-gaap_AmortizationOfIntangibleAssets
Estimated amortization expenses related to intangibles
2015	0.5
2016	0.5
2017	0.4
2018	0.3
2019	0.3
Thereafter	0.5
Net Book Value	2.5us-gaap_FiniteLivedIntangibleAssetsNet	3.8us-gaap_FiniteLivedIntangibleAssetsNet
Customer lists and other
Intangible asset
Gross Cost	10.4	10.4
Accumulated Amortization	(7.9)	(6.8)
Net Book Value	2.5	3.6
Estimated amortization expenses related to intangibles
Net Book Value	2.5	3.6
Trade Names [Member]
Intangible asset
Gross Cost	3.9	3.9
Accumulated Amortization	(3.9)	(3.7)
Net Book Value		0.2
Estimated amortization expenses related to intangibles
Net Book Value		$ 0.2

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The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 28

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 30

-Section 45

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=6388964&loc=d3e16225-109274

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 30

-Section 50

-Paragraph 2

-Subparagraph (a)(2)

-URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275

+ Details

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- Definition

Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 30

-Section 50

-Paragraph 2

-Subparagraph (a)(1)

-URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275

+ Details

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- Definition

Amount of amortization expense expected to be recognized after the fifth fiscal year following the latest fiscal year for assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

No definition available.

+ Details

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- Definition

Amount of amortization expense expected to be recognized during the next fiscal year following the latest fiscal year for assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References