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COMMITMENTS AND CONTINGENCIES (Details) (USD $)
In Millions, unless otherwise specified |
12 Months Ended | ||
|---|---|---|---|
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Dec. 31, 2014
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Dec. 31, 2013
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Dec. 31, 2012
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| Other Commitments [Line Items] | |||
| Capital investment, future payments | $ (58.5)us-gaap_CapitalExpendituresIncurredButNotYetPaid | $ (109.3)us-gaap_CapitalExpendituresIncurredButNotYetPaid | $ 152.5us-gaap_CapitalExpendituresIncurredButNotYetPaid |
| Accrual for Environmental Loss Contingencies | $ 5.5us-gaap_AccrualForEnvironmentalLossContingencies | $ 8.4us-gaap_AccrualForEnvironmentalLossContingencies | |
| X | ||||||||||
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- Definition
Total costs accrued as of the balance sheet date for environmental loss contingencies. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Future cash outflow to pay for purchases of fixed assets that have occurred. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Details
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